CINXE.COM

Image Archive: Cosmology | ESO

<!DOCTYPE html> <html lang="en"> <head prefix="og: http://ogp.me/ns# fb: http://ogp.me/ns/fb#"><script type="text/javascript" src="/_static/js/bundle-playback.js?v=HxkREWBo" charset="utf-8"></script> <script type="text/javascript" src="/_static/js/wombat.js?v=txqj7nKC" charset="utf-8"></script> <script>window.RufflePlayer=window.RufflePlayer||{};window.RufflePlayer.config={"autoplay":"on","unmuteOverlay":"hidden"};</script> <script type="text/javascript" src="/_static/js/ruffle/ruffle.js"></script> <script type="text/javascript"> __wm.init("https://web.archive.org/web"); __wm.wombat("https://www.eso.org/public/images/archive/category/cosmology/","20210417105958","https://web.archive.org/","web","/_static/", "1618657198"); </script> <link rel="stylesheet" type="text/css" href="/_static/css/banner-styles.css?v=S1zqJCYt" /> <link rel="stylesheet" type="text/css" href="/_static/css/iconochive.css?v=3PDvdIFv" /> <!-- End Wayback Rewrite JS Include --> <meta charset="utf-8"> <meta http-equiv="X-UA-Compatible" content="IE=edge"> <meta name="viewport" content="width=device-width, initial-scale=1"> <base target="_top"/> <meta name="robots" content="index,follow"/> <meta name="description" content="Image Archive: Cosmology"/> <meta name="author" content="information@eso.org"/> <meta name="description" content="ESO, European Organisation for Astronomical Research in the Southern Hemisphere"/> <meta name="keywords" content="ESO, eso.org, Astronomy, Astrophysics, Astronomie, Suedsternwarte, telescopes, detectors, comets, planets, stars, galaxies, nebulae, universe, NTT, VLT, VLTI, ALMA, ELT, La Silla, Paranal, Garching, Chile"/> <link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/" hreflang="x-default"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/australia/images/archive/category/cosmology/" hreflang="en-au"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/unitedkingdom/images/archive/category/cosmology/" hreflang="en-gb"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/ireland/images/archive/category/cosmology/" hreflang="en-ie"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/usa/images/archive/category/cosmology/" hreflang="en-us"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/albania/images/archive/category/cosmology/" hreflang="sq"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/czechrepublic/images/archive/category/cosmology/" hreflang="cs"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/denmark/images/archive/category/cosmology/" hreflang="da"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/netherlands/images/archive/category/cosmology/" hreflang="nl"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/belgium-nl/images/archive/category/cosmology/" hreflang="nl-be"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/finland/images/archive/category/cosmology/" hreflang="fi"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/france/images/archive/category/cosmology/" hreflang="fr"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/belgium-fr/images/archive/category/cosmology/" hreflang="fr-be"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/switzerland-fr/images/archive/category/cosmology/" hreflang="fr-ch"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/germany/images/archive/category/cosmology/" hreflang="de"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/austria/images/archive/category/cosmology/" hreflang="de-at"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/belgium-de/images/archive/category/cosmology/" hreflang="de-be"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/switzerland-de/images/archive/category/cosmology/" hreflang="de-ch"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/greece/images/archive/category/cosmology/" hreflang="el"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/hungary/images/archive/category/cosmology/" hreflang="hu"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/iceland/images/archive/category/cosmology/" hreflang="is"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/italy/images/archive/category/cosmology/" hreflang="it"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/switzerland-it/images/archive/category/cosmology/" hreflang="it-ch"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/norway/images/archive/category/cosmology/" hreflang="nb"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/poland/images/archive/category/cosmology/" hreflang="pl"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/brazil/images/archive/category/cosmology/" hreflang="pt-br"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/portugal/images/archive/category/cosmology/" hreflang="pt"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/russia/images/archive/category/cosmology/" hreflang="ru"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/spain/images/archive/category/cosmology/" hreflang="es"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/chile/images/archive/category/cosmology/" hreflang="es-cl"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/serbia/images/archive/category/cosmology/" hreflang="sr-latn"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/sweden/images/archive/category/cosmology/" hreflang="sv"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/turkey/images/archive/category/cosmology/" hreflang="tr"/><link rel="alternate" href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/ukraine/images/archive/category/cosmology/" hreflang="uk"/> <link rel="shortcut icon" href="https://web.archive.org/web/20210417105958im_/https://www.eso.org/public/archives/favicon.ico"/> <title>Image Archive: Cosmology | ESO</title> <link href="/web/20210417105958cs_/https://www.eso.org/public/archives/djp/css/main.309790640f56.css" rel="stylesheet" type="text/css"/> <link href="https://web.archive.org/web/20210417105958/http://feeds.feedburner.com/EsoTopNews" rel="alternate" type="application/rss+xml" title="ESO Top News"/> <link href="https://web.archive.org/web/20210417105958/http://feeds.feedburner.com/EsoAnnouncements" rel="alternate" type="application/rss+xml" title="ESO Announcements"/> <link href="https://web.archive.org/web/20210417105958/http://feeds.feedburner.com/ESOcast" rel="alternate" type="application/rss+xml" title="ESOCast"/> <link href="https://web.archive.org/web/20210417105958/https://recruitment.eso.org/jobs.rss" rel="alternate" type="application/rss+xml" title="Jobs@ESO"/> <link href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/blog/feed/" rel="alternate" type="application/rss+xml" title="ESOblog"/> <!--[if lte IE 9]> <script type="text/javascript" src="/public/archives/djp/js/ie8compat.979c5ee2de33.js" charset="utf-8"></script> <script src="//oss.maxcdn.com/respond/1.4.2/respond.min.js"></SCRIpt> <script src="//oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script> <![endif]--> <meta name="twitter:card" content="summary"/> <meta name="twitter:site" content="@ESO"/> <meta name="twitter:creator" content="@ESO"/> <!-- Matomo --> <script type="text/javascript"> var _paq = window._paq || []; /* tracker methods like "setCustomDimension" should be called before "trackPageView" */ _paq.push(['trackPageView']); _paq.push(['enableLinkTracking']); (function() { var u="/mtmo/"; _paq.push(['setTrackerUrl', u+'matomo.php']); _paq.push(['setSiteId', '1']); var d=document, g=d.createElement('script'), s=d.getElementsByTagName('script')[0]; g.type='text/javascript'; g.async=true; g.defer=true; g.src=u+'matomo.js'; s.parentNode.insertBefore(g,s); })(); </script> <!-- End Matomo Code --> <meta property="og:title" content="Image Archive: Cosmology"/> </head> <body> <input type="hidden" name="csrfmiddlewaretoken" value="4qot13dVtfDeRAHBkDFjD4sSV44hMZqlRL2mpzz0m47P0ZkrVe2Xo9VEFaGjEE78"/> <div id="privacy-notice" style="display: none"> <p> By continuing to use this website, you are giving consent to our use of cookies.<br> For more information on how ESO uses data and how you can disable cookies, please view <a href="/web/20210417105958/https://www.eso.org/public/about-eso/privacy/"> our privacy policy</a>. </p> <button type="button" class="btn btn-primary" onclick="accept_privacy_notice()"> Accept </button> <script> // Display the privacy cookie if the cookie is not set if (!has_privacy_cookie()) { document.getElementById('privacy-notice').style.display = 'block' } function has_privacy_cookie() { return document.cookie.split(';').filter(function(item) { return item.indexOf('privacy_notice_accepted=True') >= 0 }).length > 0 } function accept_privacy_notice() { let data = { LANGUAGE_CODE: 'en' } let csrftoken = getCookie('csrftoken'); let headers = new Headers(); headers.append('Content-Type', 'application/json; charset=utf-8'); headers.append('X-CSRFToken', csrftoken); fetch('/public/accept-privacy-notice/', { method: 'post', headers: headers, credentials: 'include', body: JSON.stringify(data) }).then( document.getElementById('privacy-notice').style.display = 'none' ) } function getCookie(name) { var cookieValue = null; if (document.cookie && document.cookie !== '') { var cookies = document.cookie.split(';'); for (var i = 0; i < cookies.length; i++) { var cookie = jQuery.trim(cookies[i]); // Does this cookie string begin with the name we want? if (cookie.substring(0, name.length + 1) == (name + '=')) { cookieValue = decodeURIComponent(cookie.substring(name.length + 1)); break; } } } return cookieValue; } </script> </div> <nav class="navbar-general-wrapper" role="navigation"> <div class="navbar-general"> <div class="minilogo"> <a href="/web/20210417105958/https://www.eso.org/public/"> <div class="sprites-esologo-23-30" title="European Organisation for Astronomical Research in the Southern Hemisphere"></div> </a> </div> <div id="select-language"> <div class="flags"> <div title="Austria" class="sprites-flag_at"></div> <div title="Belgium" class="sprites-flag_be"></div> <div title="Czech Republic" class="sprites-flag_cz"></div> <div title="Denmark" class="sprites-flag_da"></div> <div title="Finland" class="sprites-flag_fi"></div> <div title="France" class="sprites-flag_fr"></div> <div title="Germany" class="sprites-flag_de"></div> <div title="Ireland" class="sprites-flag_ie"></div> <div title="Italy" class="sprites-flag_it"></div> <div title="Netherlands" class="sprites-flag_nl"></div> <div title="Poland" class="sprites-flag_pl"></div> <div title="Portugal" class="sprites-flag_pt"></div> <div title="Spain" class="sprites-flag_es"></div> <div title="Sweden" class="sprites-flag_sv"></div> <div title="Switzerland" class="sprites-flag_ch"></div> <div title="UK" class="sprites-flag_gb"></div> <div style="margin-left: 8px" title="Chile" class="sprites-flag_cl"></div> </div> <div class="languages"> <div class="language-button"> <span class="language-text">Select Language (en)</span> <div class="language-flag"><div title="en" class="flag sprites-flag_gb">&nbsp;</div><span> (en)</span></div> <span class="caret"></span> </div> <ul class="languages-dropdown" role="menu"> <li class="language selected"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/?lang"><div title="International English" class="flag sprites-flag_en">&nbsp;</div>International English</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/denmark/images/archive/category/cosmology/?lang"><div title="Dansk" class="flag sprites-flag_da">&nbsp;</div>Dansk</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/germany/images/archive/category/cosmology/?lang"><div title="Deutsch" class="flag sprites-flag_de">&nbsp;</div>Deutsch</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/belgium-de/images/archive/category/cosmology/?lang"><div title="Deutsch (Belgien)" class="flag sprites-flag_be">&nbsp;</div>Deutsch (Belgien)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/switzerland-de/images/archive/category/cosmology/?lang"><div title="Deutsch (Schweiz)" class="flag sprites-flag_ch">&nbsp;</div>Deutsch (Schweiz)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/austria/images/archive/category/cosmology/?lang"><div title="Deutsch (Österreich)" class="flag sprites-flag_at">&nbsp;</div>Deutsch (Österreich)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/australia/images/archive/category/cosmology/?lang"><div title="English (Australia)" class="flag sprites-flag_au">&nbsp;</div>English (Australia)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/ireland/images/archive/category/cosmology/?lang"><div title="English (Ireland)" class="flag sprites-flag_ie">&nbsp;</div>English (Ireland)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/unitedkingdom/images/archive/category/cosmology/?lang"><div title="English (UK)" class="flag sprites-flag_gb">&nbsp;</div>English (UK)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/usa/images/archive/category/cosmology/?lang"><div title="English (USA)" class="flag sprites-flag_us">&nbsp;</div>English (USA)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/spain/images/archive/category/cosmology/?lang"><div title="Español" class="flag sprites-flag_es">&nbsp;</div>Español</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/chile/images/archive/category/cosmology/?lang"><div title="Español (Chile)" class="flag sprites-flag_cl">&nbsp;</div>Español (Chile)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/france/images/archive/category/cosmology/?lang"><div title="Français" class="flag sprites-flag_fr">&nbsp;</div>Français</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/belgium-fr/images/archive/category/cosmology/?lang"><div title="Français (Belgique)" class="flag sprites-flag_be">&nbsp;</div>Français (Belgique)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/switzerland-fr/images/archive/category/cosmology/?lang"><div title="Français (Suisse)" class="flag sprites-flag_ch">&nbsp;</div>Français (Suisse)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/italy/images/archive/category/cosmology/?lang"><div title="Italiano" class="flag sprites-flag_it">&nbsp;</div>Italiano</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/switzerland-it/images/archive/category/cosmology/?lang"><div title="Italiano (Svizzera)" class="flag sprites-flag_ch">&nbsp;</div>Italiano (Svizzera)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/hungary/images/archive/category/cosmology/?lang"><div title="Magyarország" class="flag sprites-flag_hu">&nbsp;</div>Magyarország</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/netherlands/images/archive/category/cosmology/?lang"><div title="Nederlands" class="flag sprites-flag_nl">&nbsp;</div>Nederlands</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/belgium-nl/images/archive/category/cosmology/?lang"><div title="Nederlands (België)" class="flag sprites-flag_be">&nbsp;</div>Nederlands (België)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/norway/images/archive/category/cosmology/?lang"><div title="Norsk" class="flag sprites-flag_nb">&nbsp;</div>Norsk</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/poland/images/archive/category/cosmology/?lang"><div title="Polski" class="flag sprites-flag_pl">&nbsp;</div>Polski</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/portugal/images/archive/category/cosmology/?lang"><div title="Português" class="flag sprites-flag_pt">&nbsp;</div>Português</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/brazil/images/archive/category/cosmology/?lang"><div title="Português (Brasil)" class="flag sprites-flag_br">&nbsp;</div>Português (Brasil)</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/albania/images/archive/category/cosmology/?lang"><div title="Shqip" class="flag sprites-flag_sq">&nbsp;</div>Shqip</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/serbia/images/archive/category/cosmology/?lang"><div title="Srpski" class="flag sprites-flag_sr-latn">&nbsp;</div>Srpski</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/finland/images/archive/category/cosmology/?lang"><div title="Suomi" class="flag sprites-flag_fi">&nbsp;</div>Suomi</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/sweden/images/archive/category/cosmology/?lang"><div title="Svenska" class="flag sprites-flag_sv">&nbsp;</div>Svenska</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/turkey/images/archive/category/cosmology/?lang"><div title="Türkçe" class="flag sprites-flag_tr">&nbsp;</div>Türkçe</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/iceland/images/archive/category/cosmology/?lang"><div title="Íslenska" class="flag sprites-flag_is">&nbsp;</div>Íslenska</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/czechrepublic/images/archive/category/cosmology/?lang"><div title="Česky" class="flag sprites-flag_cs">&nbsp;</div>Česky</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/russia/images/archive/category/cosmology/?lang"><div title="Русский" class="flag sprites-flag_ru">&nbsp;</div>Русский</a></li> <li class="language"><a role="menuitem" href="/web/20210417105958/https://www.eso.org/public/ukraine/images/archive/category/cosmology/?lang"><div title="українська" class="flag sprites-flag_uk">&nbsp;</div>українська</a></li> </ul> </div> </div> <div class="sections"> <a href="https://web.archive.org/web/20210417105958/https://www.eso.org/sci.html">Science</a> <a href="/web/20210417105958/https://www.eso.org/UserPortal/">User Portal</a> </div> <div class="searchbox"> <button type="button" class="btn btn-default" id="searchbox-button"> <span class="fa fa-search"></span> </button> <div id="searchbox-dropdown"> <form action="/web/20210417105958/https://www.eso.org/public/search/" method="get" class="form-inline" role="search"> <div class="form-group"> <div class="input-group"> <input type="text" value="" placeholder="Search..." name="q" class="form-control"> <span class="input-group-btn"> <button class="btn btn-default" type="submit"><span class="fa fa-search"></span></button> </span> </div> <!-- </span> --> <!-- </div> --> </div> </form> </div> </div> <div class="links"> <a href="/web/20210417105958/https://www.eso.org/public/outreach/newsletters/esonews/">Subscribe</a> <a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/">Contact</a> <a href="/web/20210417105958/https://www.eso.org/public/sitemap/">Site Map</a> </div> </div> </nav> <nav class="main-menu-wrapper" role="navigation"> <div class="main-menu"> <div class="mobile-menu clearfix"> <button class="menu-trigger"><span class="fa fa-navicon"></span> Open Menu</button> </div> <ul class="level0 mainmenu-aim"> <li><a href="/web/20210417105958/https://www.eso.org/public/about-eso/">About<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-2" class="submenu-aim"> <li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/esoglance/"> ESO, the European Southern Observatory </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/organisation/"> Organisation </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/"> Director General <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-5" class="submenu-aim sublevel"><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/previous-dg/"> List of Directors General <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-6" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/xbarcons/"> Prof. Xavier Barcons </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/tdezeeuw/"> Prof. T. de Zeeuw </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/ccesarsk/"> Dr. C. Cesarsky </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/rgiacconi/"> Prof. R. Giacconi </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/hvanderlaan/"> Prof. H. van der Laan </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/lwoltjer/"> Prof. L. Woltjer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/ablaauw/"> Prof. A. Blaauw </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dg-office/otto-heckmann/"> Prof. O. Heckmann </a></li></ul></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/committees.html"> ESO's Governing Bodies </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/"> Member States <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-16" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/austrianinvolvement/"> Austria </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/belgianinvolvement/"> Belgium </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/czechinvolvement/"> Czech Republic </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/danishinvolvement/"> Denmark </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/finnishinvolvement/"> Finland </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/frenchinvolvement/"> France </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/germaninvolvement/"> Germany </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/irishinvolvement/"> Ireland </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/italianinvolvement/"> Italy </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/dutchinvolvement/"> Netherlands </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/polishinvolvement/"> Poland </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/portugueseinvolvement/"> Portugal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/spanishinvolvement/"> Spain </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/swedishinvolvement/"> Sweden </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/swissinvolvement/"> Switzerland </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/memberstates/britishinvolvement/"> United Kingdom </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/"> Travel and Contacts <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-33" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/garching/"> Travel to ESO Headquarters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/vitacura/"> Travel to Vitacura Office </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/guesthouse/"> Travel to Guesthouse </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/lasilla/"> Travel to La Silla </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/laserena/"> Travel to La Serena </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/paranal/"> Travel to Paranal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/antofagasta/"> Travel to Antofagasta </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/apexsequitor/"> Travel to APEX/Sequitor </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/chajnantor/"> Travel to Chajnantor </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/travel/elt/"> Travel to ELT Armazones </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/about-eso/visitors/"> Visits to ESO Sites <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-44" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/visitors/paranal/"> Weekend visits to Paranal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/visitors/lasilla/"> Weekend Visits to La Silla </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/visitors/alma/"> Public Visits to the ALMA OSF </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/pressmedia/mediavisits/"> Media Visits </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/societal-benefits/"> ESO and Society </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/eso-and-chile/"> ESO &amp; Chile </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/architecture/"> Architecture at ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/collaborations/"> Collaborations with ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/acronyms/"> ESO Acronyms </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/timeline/"> Timeline </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/green/"> Green ESO </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/"> Frequently Asked Questions <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-56" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/faq-eso/"> ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/faq-vlt-paranal/"> VLT/Paranal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/faq-apex-alma/"> APEX/ALMA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/faq-survey-telescopes/"> Survey Telescopes </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://elt.eso.org/about/faq/"> ELT </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/privileges_and_immunities/"> Privileges and Immunities </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/faq/faq-eso-australia/"> ESO &amp; Australia </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/dark-skies-preservation/"> Dark skies preservation </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/about-eso/privacy/"> Terms and Conditions </a></li> </ul> </div> </div> </li> <li class="current"><a href="/web/20210417105958/https://www.eso.org/public/images/">Images<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1 current"> <ul id="submenu-aim-66" class="submenu-aim selected current"> <li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/search/"> Advanced Search </a></li><li class="submenu current"><a class="no-link children" href="#"> Categories <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-68" class="submenu-aim sublevel selected current current-leaf"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/360pano/ "> 360 Panorama </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/alma/"> ALMA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/apex/"> APEX </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/chile/"> Chile </a></li><li class=" current current-leaf"><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/"> Cosmology </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/elt/"> ELT </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/eso-supernova/"> ESO Supernova </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/exoplanets/"> Exoplanets </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/fulldome/"> Fulldome </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/galaxies/"> Galaxies </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/galaxyclusters/"> Galaxy Clusters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/illustrations/"> Illustrations </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/lasilla/"> La Silla </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/nebulae/"> Nebulae </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/paranal/"> Paranal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/peopleandevents/"> People and Events </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/premises/"> Premises </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/blackholes/"> Quasars and Black Holes </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/solarsystem/"> Solar System </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/starclusters/"> Star Clusters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/stars/"> Stars </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/surveytelescopes/"> Survey Telescopes </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/comparisons/"> Image Comparisons </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/imageformats/"> Image Formats </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/images/potw/"> Picture of the Week <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-93" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2021/"> 2021 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2020/"> 2020 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2019/"> 2019 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2018/"> 2018 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2017/"> 2017 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2016/"> 2016 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2015/"> 2015 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2014/"> 2014 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2013/"> 2013 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2012/"> 2012 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2011/"> 2011 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2010/"> 2010 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2009/"> 2009 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2008/"> 2008 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/potw/archive/year/2007/"> 2007 </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/images/archive/top100/"> Top 100 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-109" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/archives/images/top100-large.zip"> Large JPG Zip File (1.9 GB) </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/archives/images/top100-original.zip"> Original TIF Zip File (32.9 GB) </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/copyright/"> Usage of ESO Images and Videos </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/wallpapers/"> Wallpapers </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/images/archive/zoomable/"> Zoomable </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/videos/">Videos<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-115" class="submenu-aim"> <li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/search/"> Advanced Search </a></li><li class="submenu"><a class="no-link children" href="#"> Categories <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-117" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/abouteso/"> About ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/alma/"> ALMA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/apex/"> APEX </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/compilations/"> Compilations </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/cosmology/"> Cosmology </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/elt/"> ELT </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/esocast/"> ESOcast </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/events/"> Events </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/exoplanets/"> Exoplanets </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/featuremovies/"> Feature Movies </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/fulldome/"> Fulldome </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/galaxies/"> Galaxies </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/galaxyclusters/"> Galaxy Clusters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/lasilla/"> La Silla </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/nebulae/"> Nebulae </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/paranal/"> Paranal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/premises/"> Premises </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/blackholes/"> Quasars and Black Holes </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/solarsystem/"> Solar System </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/starclusters/"> Star Clusters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/stars/"> Stars </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videos/archive/category/vnr/"> Video News Releases </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/copyright/"> Usage of ESO Videos and Images </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/videoformats/"> Video Formats </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/news/">News<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-142" class="submenu-aim"> <li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/news/"> Press Releases <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-143" class="submenu-aim sublevel"><li class="submenu"><a class="no-link children" href="#"> 2021-2030 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-144" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2021/"> 2021 </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> 2011–2020 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-146" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2020/"> 2020 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2019/"> 2019 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2018/"> 2018 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2017/"> 2017 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2016/"> 2016 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2015/"> 2015 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2014/"> 2014 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2013/"> 2013 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2012/"> 2012 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2011/"> 2011 </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> 2001–2010 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-157" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2010/"> 2010 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2009/"> 2009 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2008/"> 2008 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2007/"> 2007 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2006/"> 2006 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2005/"> 2005 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2004/"> 2004 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2003/"> 2003 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2002/"> 2002 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2001/"> 2001 </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> 1991–2000 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-168" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/2000/"> 2000 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1999/"> 1999 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1998/"> 1998 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1997/"> 1997 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1996/"> 1996 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1995/"> 1995 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1994/"> 1994 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1993/"> 1993 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1992/"> 1992 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1991/"> 1991 </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> 1985–1990 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-179" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1990/"> 1990 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1989/"> 1989 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1988/"> 1988 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1987/"> 1987 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1986/"> 1986 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/archive/year/1985/"> 1985 </a></li></ul></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/announcements/"> Announcements <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-186" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2021/"> 2021 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2020/"> 2020 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2019/"> 2019 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2018/"> 2018 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2017/"> 2017 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2016/"> 2016 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2015/"> 2015 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2014/"> 2014 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2013/"> 2013 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2012/"> 2012 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2011/"> 2011 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2010/"> 2010 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/archive/year/2009/"> 2009 </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/news/starsateso/"> Stars@ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/webupdates/"> New on eso.org </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/pressmedia/"> Press Room <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-202" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/broadcast/"> Broadcast Services </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/pressmedia/mediavisits/"> Media Visits </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/copyright/"> Copyright Notice </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/newsletters/"> ESO Newsletters <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-206" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/newsletters/esonews/"> ESO News </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/newsletters/outreach/"> ESO Outreach Community Newsletter </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/sci/publications/newsletter/"> ESO Science Newsletter </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/newsletters/#2"> ESO Media Newsletter </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/presscoverage/"> Press Coverage </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/shop/">ESOshop<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-212" class="submenu-aim"> <li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/shop/category/"> Shop Products <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-213" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/annualreport/"> Annual Reports </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/apparel/"> Apparel </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/book/"> Books </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/brochure/"> Brochures </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/calendar/"> Calendars </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/capjournal/"> CAPjournals </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/conferenceitem/"> Conferences </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/donation/"> Donations </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/media/"> DVDs/Bluray/CDs </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/educationalmaterial/"> Educational Material </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/supernovaactivity/"> ESO Supernova Activities </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/flyer/"> Flyers </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/handout/"> Handouts </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/map/"> Maps </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/merchandise/"> Merchandise </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/messenger/"> Messengers </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/mountedimage/"> Mounted Images </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/postcard/"> Postcards </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/printedposter/"> Posters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/technicaldocument/"> Reports </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/category/sticker/"> Stickers </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/cart/"> View shopping cart </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/checkout/"> Checkout </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/"> Information <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-237" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/bulk_orders/"> Bulk Orders </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/"> Purchasing Steps </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/payment/"> Payment </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/shipping/"> Shipping </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/shopstaff/"> Staff Shopping </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shopinfo/terms/"> Terms &amp; Conditions </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/freeorder/"> Free Orders for Educators and Media </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/">Telescopes &amp; Instruments<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-245" class="submenu-aim"> <li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/"> Paranal Observatory <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-246" class="submenu-aim sublevel"><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/"> Very Large Telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-247" class="submenu-aim sublevel"><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/"> VLT Instruments <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-248" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/4lgsf/"> 4LGSF </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/amber/"> AMBER </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/crires/"> CRIRES </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/crires+/"> CRIRES+ </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/espresso/"> ESPRESSO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/eris/"> ERIS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/flames/"> FLAMES </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/fors/"> FORS1 and FORS2 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/gravity/"> GRAVITY </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/hawk-i/"> HAWK-I </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/isaac/"> ISAAC </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/kmos/"> KMOS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/mad/"> MAD </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/matisse/"> MATISSE </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/midi/"> MIDI </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/moons/"> MOONS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/muse/"> MUSE </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/naco/"> NACO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/naomi/"> NAOMI </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/pionier/"> PIONIER </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/sinfoni/"> SINFONI </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/sphere/"> SPHERE </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/uves/"> UVES </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/vimos/"> VIMOS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/visir/"> VISIR </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/x-shooter/"> X-shooter </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/vtl-test-cameras/"> VLT Test Cameras </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-instr/vinci/"> VINCI </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-names/"> VLT Unit Telescopes Names <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-277" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-names/antu/"> Antu </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-names/kueyen/"> Kueyen </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-names/melipal/"> Melipal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/vlt-names/yepun/"> Yepun </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/vlt/auxiliarytelescopes/"> Auxiliary Telescopes </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/"> Survey Telescopes <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-283" class="submenu-aim sublevel"><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vista/"> VISTA <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-284" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vista/mirror/"> The VISTA mirror </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vista/camera/"> VIRCAM </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vista/4most/"> 4MOST </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vista/surveys/"> The VISTA surveys </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vista/consortium/"> The VISTA consortium </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vst/"> VST <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-290" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vst/mirror/"> The VST mirrors </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vst/camera/"> OmegaCAM </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/surveytelescopes/vst/surveys/"> The VST surveys </a></li></ul></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/speculoos/"> SPECULOOS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/ngts/"> NGTS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/paranal-observatory/cta/"> Cherenkov Telescope Array </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/"> La Silla Observatory <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-297" class="submenu-aim sublevel"><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/swedish/"> Swedish–ESO Submillimetre Telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-298" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/swedish/simba/"> SIMBA </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/"> New Technology Telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-300" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/efosc2/"> EFOSC2 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/emmi/"> EMMI </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/irspec/"> IRSPEC </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/sofi/"> SOFI </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/soxs/"> SOXS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/ntt/susi2/"> SUSI and SUSI2 </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/"> ESO 3.6-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-307" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/adonis/"> ADONIS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/caspec/"> CASPEC </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/irspec/"> IRSPEC </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/harps/"> HARPS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/mefos/"> MEFOS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/nirps/"> NIRPS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/optopus/"> OPTOPUS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/timmi2/"> TIMMI/2 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/36-infrared-photometer-spectrophotometer/"> Infrared Photometer/Spectrophotometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/36-standard-photometer/"> Standard Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/infrared-specklegraph/"> Infrared Specklegraph </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/infrared-speckle-interferometer/"> Infrared Speckle Interferometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/36/efosc/"> EFOSC </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/"> MPG/ESO 2.2-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-321" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/feros/"> FEROS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/grond/"> GROND </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/irac2/"> IRAC &amp; IRAC2 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/pisco/"> PISCO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/wfi/"> WFI </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mpg22/infrared-photometer-spectrophotometer/"> Infrared Photometer/Spectrophotometer </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/swiss/"> Swiss 1.2-metre Leonhard Euler Telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-328" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/swiss/coralie/"> CORALIE </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/rem/"> Rapid Eye Mount telescope </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/trappist/"> TRAnsiting Planets and PlanetesImals Small Telescope–South </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/"> Danish 1.54-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-332" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/coravel/"> CORAVEL </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/dfosc/"> DFOSC </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/ccd/"> CCD camera </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/hb-photometer/"> Hβ Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/two-channel-photometer/"> Two-Channel Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/four-channel-photometer/"> Four-Channel Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish154/six-channel-photometer/"> Six-Channel uvby-Hβ Photometer </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/tarot/"> Télescope à Action Rapide pour les Objets Transitoires </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/1mschmidt/"> ESO 1-metre Schmidt telescope </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/152metre/"> ESO 1.52-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-342" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/152metre/bandc/"> Boller and Chivens Spectrograph </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/152metre/coude/"> Coudé Spectrograph </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/152metre/echelec/"> ECHELEC </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/152metre/rv-cass-spectrograph/"> RV Cass Spectrograph </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/1metre/"> ESO 1-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-347" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/1metre/fideos/"> FIDEOS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/1metre/infrared-photometer/"> Infrared Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/1metre/single-channel-photometer/"> Single-Channel Photometer </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/05metre/"> ESO 0.5-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-351" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/05metre/single-channel-photometer/"> Single-Channel Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/05metre/double-channel-photometer/"> Double-Channel Photometer </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/coude/"> Coudé Auxiliary Telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-354" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/coude/ces/"> CES </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/marly/"> MarLy 1-metre telescope </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/09metre/"> Dutch 0.9-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-357" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/09metre/walraven/"> Walraven Photometer </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/t70/"> Swiss T70 telescope </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/bochum/"> Bochum 0.61-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-360" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/bochum/bochum-scanner/"> Bochum Scanner </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/bochum/bochum-photometer/"> Bochum Photometer </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish05/"> Danish 0.5-metre telescope <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-363" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish05/danish-two-channel-hb-photometer/"> Two-Channel Hβ Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish05/danish-four-channel-uvby-photometer/"> Four-Channel uvby Photometer </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/danish05/danish-six-channel-uvby-hb-photometer/"> Six-Channel uvby–Hβ Photometer </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/gpo/"> Grand Prisme Objectif telescope </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/swiss04/"> Swiss 0.4-metre telescope </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/marseille/"> Marseille 0.36-metre telescope </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/grb/"> GRB Monitoring System </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/mascara/"> MASCARA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/blackgem/"> BlackGEM </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/extra/"> ExTrA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/lasilla/test-bed/"> Test-Bed Telescope </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/"> APEX <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-375" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/artemis/"> ArTéMiS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/laboca/"> LABOCA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/saboca/"> SABOCA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/sepia/"> SEPIA </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/apex-2a/"> APEX–2A </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/aszca/"> ASZCa </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/champ-plus/"> CHAMP+ </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/flash/"> FLASH </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/flash-plus/"> FLASH+ </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/mpi_11thz/"> MPI_1.1THz </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/p-artemis/"> P-ArTéMiS </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/pi230/"> PI230 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/polka/"> PolKa </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/apex/shefi/"> SHeFI </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/alma/"> ALMA <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-390" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/alma/antennas/"> Antennas </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/alma/transporters/"> Transporters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/alma/interferometry/"> Interferometry </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/alma/receiver-bands/"> Receiver Bands </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/alma/residencia/"> ALMA Residencia </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/elt/"> ELT </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/technology/"> Technology for Telescopes <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-397" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/technology/active_optics/"> Active Optics </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/technology/adaptive_optics/"> Adaptive Optics </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/technology/ifu/"> Integral Field Units </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/technology/interferometry/"> Interferometry </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/technology/spectroscopy/"> Spectroscopy </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/teles-instr/instruments/"> Instruments </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/science/">Discoveries<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-404" class="submenu-aim"> <li class=""><a href="/web/20210417105958/https://www.eso.org/public/science/top10/"> ESO Top 10 Astronomical Discoveries </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/science/exoplanets/"> Exoplanets </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/science/gravitationalwaves/"> Gravitational Wave Sources </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/science/gc/"> Black Hole at the Centre of our Galaxy </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/science/grb/"> Gamma-Ray Bursts </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/science/archive/"> Science Archive </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/events/">Events<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-411" class="submenu-aim"> <li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/press-evt/"> Press Events </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/"> Special Events <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-413" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/ann18065/"> Open House Day 2018 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/asteroid-day/"> Asteroid Day </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse17/"> Open House Day 2017 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/announcements/ann16071/"> Open House Day 2016 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/MeetESO/"> #MeetESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse15/"> Long Night of Science 2015 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2014/"> ASTRONET 2014 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse14/"> Open House Day 2014 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/eeltblast/"> ELT Groundbreaking </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/cafe-and-kosmos/"> Café &amp; Kosmos in Munich </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse13/"> Open House Day 2013 </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/"> ASTRONET 2013 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-425" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/dates/"> Important Dates </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/registration/"> Registration, Fees and Payment </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/abstracts/"> Abstract Submission </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/venue/"> Workshop Venue </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/practical_information/"> Practical Information </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/accommodation/"> Accommodation </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/organisers_partners/"> Organisers &amp; Partners </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/contact/"> Contact </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/schedule/"> Schedule </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/astronet2013/participants/"> Participants </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/"> ESO 50 Years <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-436" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/message/"> Message from the DG </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/50highlights50years/"> Fifty Highlights </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/competitions/"> Competitions </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/twitter/"> Twitter Feed </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/webcast/"> Webcast </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/"> Europe to the Stars <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-442" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/news/"> News </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/movie/"> Movie </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/book/"> Book </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/reviews/"> Reviews </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/bios/"> Bios </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/offers/"> Purchase Offers </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/press/"> For the Press </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years/europetothestars/contact/"> Contact Us </a></li></ul></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/50years-in-chile/"> 50 years of ESO in Chile </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/awesome-universe/"> Awesome Universe <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-452" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/awesome-universe/venues/"> List of venues </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/awesome-universe/organisers/"> For Exhibitors </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/iya2009/"> IYA 2009 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/100ha/"> 100 Hours of Astronomy </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/theeye/"> The Eye 3D </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/imax-hidden-universe/"> IMAX® 3D Film Hidden Universe </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse11/"> Open House Day 2011 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse09/"> Open House Day 2009 (German) </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/bond/"> Bond at Paranal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/lndw-2007eng/"> Long Night of Science 2007 </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse/"> Open House Day 2006 <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-463" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse/ohd06-winnerslist/"> List of Prize Winners </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse/tdot06/"> Deutsche Fassung </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/openhouse/tdot06-gewinnerliste/"> Liste der Preisgewinner </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/pt-011203/"> Public Talks 2003 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/special-evt/eso40years/"> ESO 40 Years (1962 - 2002) </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/exhibitions/"> Exhibitions <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-469" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/exhibitions/perma_exhibitions/"> ESO Permanent Exhibitions </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.esof.eu/"> EuroScience Open Forum (ESOF) </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://eas.unige.ch/EWASS2016/"> EWASS 2016 </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://aas.org/meetings/aas227"> AAS Winter 2016 </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/"> Astronomical Events <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-474" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/solareclipse2019/"> Total Solar Eclipse 2019 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/mcnaught2007/"> The Comet McNaught 2007 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/deepimpact/"> Deep Impact - 04.07.2005 </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.vt-2004.org/"> The Venus Transit - 08.11.2004 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/leonids99/"> The Leonids - 17.11.1999 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/eclipse99/"> Solar Eclipse at ESO HQ - 11.08.1999 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/leonids98/"> The Leonids - 11.1998 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/pathfinder/"> Mars Pathfinder - 1997 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/hyakutake/"> Comet Hyakutake - 1997 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/sl9/"> SL-9 and Jupiter - 1994 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/astro-evt/hale-bopp/"> Comet Hale Bopp - 1994 </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/events/seminars/"> Astronomy Communication Seminars </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/outreach/">Outreach<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-487" class="submenu-aim"> <li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/"> Education <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-488" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/education/"> Educational Material </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.scienceinschool.org/" target="_blank"> Science in School </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.sterrenlab.com/camps/eso-astronomy-camp-2017/"> ESO Astronomy Camp 2017 </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://web.archive.org/web/20190722044743/http://www.sterrenlab.com/camps/eso-astronomy-camp-2016/"> ESO Astronomy Camp 2016 </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://web.archive.org/web/20190810160701/http://www.sterrenlab.com/camps/eso-astronomy-camp-2015/"> ESO Astronomy Camp 2015 </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://web.archive.org/web/20190321214717/http://www.sterrenlab.com/camps/eso-astronomy-camp-2014/"> ESO Astronomy Camp 2014 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/teacherschools/"> Teacher Schools </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/prev-programmes/"> Previous Programmes <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-496" class="submenu-aim sublevel"><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.eaae-astronomy.org/catchastar/cas2013"> Catch a Star 2013 </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.eaae-astronomy.org/catchastar/cas2011"> Catch a Star 2011 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/cas/cas2008/"> Catch a Star 2008 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/cas/cas2007/"> Catch a Star 2007 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/cas/cas2005/"> Catch a Star 2005 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/cas/cas2004/"> Catch a Star 2004 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/cas/cas2003/"> Catch a Star 2003 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/cas/cas2002/"> Catch a Star 2002 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/liu/"> Life in the Universe </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/pos/"> Physics On Stage </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/eduoff/seaspace/docs/"> Sea &amp; Space </a></li></ul></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://kids.alma.cl/?lang=en"> ALMA Kids </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/"> Partnerships <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-509" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/translators/"> Volunteer Translators </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/eson/"> ESO Science Outreach Network </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/chile/"> Collaborations in Chile <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-512" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/chile/2010/"> 2010 </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/chile/2009/"> 2009 </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/eso-ambassadors/"> ESO Outreach Ambassadors </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/organisations/"> ESO Outreach Partner Organisations </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/educators/"> Informal Educators </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://eso.us2.list-manage1.com/subscribe?u=c35dd77ef962de779092c970b&amp;id=bd58d6ae8d"> Outreach Newsletter Form </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/photo-ambassadors/"> ESO Photo Ambassadors </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/partnerships/music-ambassadors/"> ESO Music Ambassadors </a></li></ul></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/outreach/first-picture-of-a-black-hole/blog/"> Taking the First Picture of a Black Hole </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/communication-resources/"> Astronomy Communication Resources </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/gems/"> Cosmic Gems </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/social/"> Social Media </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/ultra-high-definition/"> Ultra HD Expedition <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-525" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/ultra-high-definition/team/"> Meet our Heroes </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/ultra-high-definition/journey/"> Journey Schedule </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/ultra-high-definition/equipment/"> Equipment </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/ultra-high-definition/technology-partners/"> Technology Partners </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/ultra-high-definition/blog/"> Blog </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/for_planetariums/"> For Planetariums </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.eso.org/public/outreach/webcams/"> Webcams </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/your_eso_pictures/"> Your ESO Pictures </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/astroprize/"> European Astronomy Journalism Prize </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/hiddentreasures/"> Hidden Treasures <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-535" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/hiddentreasures/rules/"> Hidden Treasures Rules </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/hiddentreasures/instructions/"> Hidden Treasures Instructions </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/hiddentreasures/science_archive/"> Hidden Treasures Form </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.flickr.com/groups/esohiddentreasures/"> Flickr Upload </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/outreach/department/"> Our Team <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-540" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/department/students/"> Students and Visitors </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://supernova.eso.org/join-us/"> Join us </a></li></ul></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://supernova.eso.org/"> ESO Supernova </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/art/"> Art at ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/outreach/data2dome/"> Data2Dome </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/https://www.eso.org/public/blog/"> ESOblog </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/products/">Products<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-547" class="submenu-aim"> <li class="submenu"><a class="no-link children" href="#"> Audiovisual and multimedia <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-548" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/models3d/"> 3D models </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/applications/"> Apps </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/media/"> DVDs and CDs </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/imaxfilms/"> IMAX movies </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/minisites/"> Mini-sites </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/music/"> Music </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/planetariumshows/"> Planetarium shows </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/presentations/"> Presentations </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/virtualtours/"> Virtual Tours </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> Periodicals <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-558" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/messengers/"> Messenger </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/capjournals/"> CAP Journal </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/schools/"> Science in School </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> Print products <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-562" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/annualreports/"> Annual Reports </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/books/"> Books </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/brochures/"> Brochures </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/bulletins/"> Bulletins </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/calendars/"> Calendars </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/conf_posters/"> Conference posters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/flyers/"> Flyers </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/handouts/"> Handouts </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/maps/"> Maps </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/presskits/"> Press kits </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/reports/"> Reports </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/postcards/"> Postcards </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/stickers/"> Stickers </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/print_posters/"> Printed posters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/papermodels/"> Paper models </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/products/merchandise/"> Merchandise <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-578" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/merchandise/"> Merchandise </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/apparel/"> Apparel </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/mountedimages/"> Mounted images </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/stationery/"> Stationery </a></li></ul></li><li class="submenu"><a class="no-link children" href="#"> Electronic products <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-583" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/electroniccards/"> Electronic cards </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/elec_posters/"> Electronic posters </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/epublications/"> ePublications </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/education/"> Educational material </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/exhibitions/"> Exhibition material </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/products/logos/"> Logos </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/shop/"> Order in ESOshop </a></li> </ul> </div> </div> </li> <li><a href="/web/20210417105958/https://www.eso.org/public/industry/">Business@ESO<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-591" class="submenu-aim"> <li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/cp.html"> Procurement at ESO </a></li><li class=""><a href="https://web.archive.org/web/20210417105958/http://www.eso.org/public/industry/events/"> Industry Events </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/industry/techtrans/"> Technology Transfer <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-594" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/techtrans/technology-developed-by-industry-or-institutes/"> Technology Developed by Industries </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/techtrans/develeso/"> Novel technologies by ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/techtrans/developments/"> ESO know-how </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/industry/projects/"> Future Projects <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-598" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/projects/elt/"> Working with the ELT </a></li></ul></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/industry/safety.html"> Safety <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-600" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/safety/emergency.html"> Emergency &amp; Evacuation </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/safety/traffic.html"> Traffic &amp; Parking at ESO </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/safety/contractors.html"> Contractors at ESO </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/industry/contact/"> Contact Information </a></li> </ul> </div> </div> </li> <li><a href="https://web.archive.org/web/20210417105958/https://recruitment.eso.org/">Jobs<span class="fa fa-angle-down level0-children-arrows"></span></a> <span class="mobile-children"> <span class="fa fa-angle-down"></span> </span> <div class="level1-wrapper"> <div class="level1"> <ul id="submenu-aim-605" class="submenu-aim"> <li class=""><a href="https://web.archive.org/web/20210417105958/https://recruitment.eso.org/"> Recruitment </a></li><li class="submenu"><a href="/web/20210417105958/https://www.eso.org/public/jobs/conditions/"> Employment Conditions <span class="desktop-children topmenu-arrow fa fa-angle-right"></span></a><span class="mobile-children"><span class="fa fa-angle-down"></span></span><ul id="submenu-aim-607" class="submenu-aim sublevel"><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/conditions/intstaff/"> International Staff Members </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/conditions/localstaff/"> Local Staff Members (Spanish / English) </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/conditions/fellows/"> Fellows </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/conditions/students/"> Students </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/conditions/paidassoc/"> Paid Associates </a></li></ul></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/pes/"> Human Resources </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/grants/"> Grants </a></li><li class=""><a href="/web/20210417105958/https://www.eso.org/public/jobs/how_to_use/"> How to use this site </a></li> </ul> </div> </div> </li> </ul> </div> </nav> <div id="content" class=""> <div id="eso-top-logo"> <a href="/web/20210417105958/https://www.eso.org/public/"> <div class="affix-top"> <div class="sprites-esologo"></div> <span>European<br>Southern<br>Observatory</span> </div> </a> </div> <div id="dark"> <div class="container" id="dark-header"> <div class="row no-page"> <div class="col-md-12"> <div class="archive-search outside"><a href="/web/20210417105958/https://www.eso.org/public/images/search/" class="advanced-search" data-container="body" data-toggle="tooltip" data-placement="left" title="Advanced Search"><span class="fa fa-plus"></span></a><form class="form-inline" role="form" action="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/" method="GET"><div class="form-group"><div class="input-group"><input id="id_archivesearch" type="text" value="" placeholder="Search Image Archive: Cosmology..." name="search" class="form-control input-sm"/><span class="input-group-btn"><button class="btn btn-default btn-sm" type="submit"><span class="fa fa-search"></span></button></span></div></div></form><span class="creative"><a href="/web/20210417105958/https://www.eso.org/public/copyright/" data-toggle="tooltip" data-placement="bottom" title="Free Creative Commons images"><img src="/web/20210417105958im_/https://www.eso.org/public/archives/static/archives/cc.svg" alt="Free Creative Commons images"></a></span></div> </div> <div class="col-md-12"> <h1>Image Archive: Cosmology <a href="/web/20210417105958/https://www.eso.org/public/images/feed/category/cosmology/" class="listviewrsslink"><span class="fa fa-rss"></span></a></h1> </div> <div class="col-md-11 media-categories"> <ul> <li><a href="/web/20210417105958/https://www.eso.org/public/images/viewall/">View All</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/360pano/">360 Panorama</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/alma/">ALMA</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/apex/">APEX</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/chile/">Chile</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/" class="selected">Cosmology</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/elt/">ELT</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/eso-supernova/">ESO Supernova</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/exoplanets/">Exoplanets</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/fulldome/">Fulldome</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/galaxies/">Galaxies</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/galaxyclusters/">Galaxy Clusters</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/illustrations/">Illustrations</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/lasilla/">La Silla</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/nebulae/">Nebulae</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/paranal/">Paranal</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/peopleandevents/">People and Events</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/premises/">Premises</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/blackholes/">Quasars and Black Holes</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/solarsystem/">Solar System</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/starclusters/">Star Clusters</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/stars/">Stars</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/surveytelescopes/">Survey Telescopes</a></li> </ul> </div> <div class="col-md-1 media-sortby"> <ul title="Sort by:"> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/" class="selected">Ranking</a></li> <li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/?&amp;sort=-release_date">Date</a></li> </ul> </div> </div> </div> <div class="container-fluid" id="dark-body"> <div class="row page"> <div class="col-md-12"> <script> var images = [ { id: 'eso0839a', title: 'A pool of distant galaxies', width: 4239, height: 6480, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0839a.jpg', url: '/public/images/eso0839a/', potw: '' }, { id: 'eso0116a', title: 'The Capodimonte Deep Field', width: 3000, height: 2579, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0116a.jpg', url: '/public/images/eso0116a/', potw: '' }, { id: 'potw1540a', title: 'A microlensing mystery', width: 5449, height: 3852, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/potw1540a.jpg', url: '/public/images/potw1540a/', potw: '5 October 2015' }, { id: 'eso1213a', title: 'VISTA stares deep into the cosmos', width: 17121, height: 10824, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1213a.jpg', url: '/public/images/eso1213a/', potw: '' }, { id: 'eso1124c', title: 'Wide-field view of the COSMOS field', width: 12000, height: 12000, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1124c.jpg', url: '/public/images/eso1124c/', potw: '' }, { id: 'eso1642a', title: 'Dark matter map of KiDS survey region (region G12)', width: 9152, height: 3377, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1642a.jpg', url: '/public/images/eso1642a/', potw: '' }, { id: 'potw1428a', title: 'A deep look into a dark sky', width: 7754, height: 7388, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/potw1428a.jpg', url: '/public/images/potw1428a/', potw: '14 July 2014' }, { id: 'eso1812a', title: 'Artist’s impression of ancient galaxy megamerger', width: 4378, height: 2900, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1812a.jpg', url: '/public/images/eso1812a/', potw: '' }, { id: 'eso9954d', title: 'Detail of a view towards the Great Attractor', width: 3000, height: 3000, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9954d.jpg', url: '/public/images/eso9954d/', potw: '' }, { id: 'eso1633a', title: 'ALMA probes the Hubble Ultra Deep Field', width: 2801, height: 2561, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1633a.jpg', url: '/public/images/eso1633a/', potw: '' }, { id: 'eso1426a', title: 'Merging galaxies in the distant Universe through a gravitational magnifying glass', width: 612, height: 612, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1426a.jpg', url: '/public/images/eso1426a/', potw: '' }, { id: 'eso1212a', title: 'Teenage galaxies in the distant Universe', width: 6719, height: 6536, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1212a.jpg', url: '/public/images/eso1212a/', potw: '' }, { id: 'eso1143a', title: 'Artist’s impression of a gamma-ray burst shining through two young galaxies in the early Universe', width: 3258, height: 2443, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1143a.jpg', url: '/public/images/eso1143a/', potw: '' }, { id: 'eso1130a', title: 'Giant space blob glows from within', width: 2042, height: 2042, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1130a.jpg', url: '/public/images/eso1130a/', potw: '' }, { id: 'eso1124a', title: 'The COSMOS field', width: 4758, height: 4758, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1124a.jpg', url: '/public/images/eso1124a/', potw: '' }, { id: 'potw1107a', title: 'A galactic petri dish', width: 6512, height: 6512, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/potw1107a.jpg', url: '/public/images/potw1107a/', potw: '14 February 2011' }, { id: 'eso1012c', title: 'Chance discovery reveals star factories in the distant Universe', width: 6640, height: 4426, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1012c.jpg', url: '/public/images/eso1012c/', potw: '' }, { id: 'eso1738a', title: 'The Hubble Ultra Deep Field seen with MUSE', width: 866, height: 876, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1738a.jpg', url: '/public/images/eso1738a/', potw: '' }, { id: 'eso1528a', title: 'First results from the KiDS survey (montage)', width: 7786, height: 3660, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1528a.jpg', url: '/public/images/eso1528a/', potw: '' }, { id: 'eso1130c', title: 'Wide-field view of the sky around a giant space blob', width: 10669, height: 10688, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1130c.jpg', url: '/public/images/eso1130c/', potw: '' }, { id: 'eso1530a', title: 'ALMA witnesses assembly of galaxy in early Universe (annotated)', width: 2000, height: 1990, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1530a.jpg', url: '/public/images/eso1530a/', potw: '' }, { id: 'potw1304a', title: 'An intergalactic heavyweight', width: 7595, height: 7557, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/potw1304a.jpg', url: '/public/images/potw1304a/', potw: '28 January 2013' }, { id: 'eso1203b', title: 'El Gordo: a massive distant merging galaxy cluster', width: 1530, height: 1182, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1203b.jpg', url: '/public/images/eso1203b/', potw: '' }, { id: 'eso0828a', title: 'The double firing burst (artist&#39;s impression)', width: 2997, height: 1679, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0828a.jpg', url: '/public/images/eso0828a/', potw: '' }, { id: 'eso0804a', title: 'Large-scale structures', width: 1524, height: 2151, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0804a.jpg', url: '/public/images/eso0804a/', potw: '' }, { id: 'eso1528c', title: 'First results from the KiDS survey (dark matter)', width: 3818, height: 3560, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1528c.jpg', url: '/public/images/eso1528c/', potw: '' }, { id: 'eso0917a', title: 'Artist’s impression of a gamma-ray burst', width: 3500, height: 2000, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0917a.jpg', url: '/public/images/eso0917a/', potw: '' }, { id: 'eso1431b', title: 'APEX view of the region around the Spiderweb galaxy', width: 976, height: 976, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1431b.jpg', url: '/public/images/eso1431b/', potw: '' }, { id: 'eso0326a', title: 'Colour-composite of the sky field with several High-Redshift galaxies', width: 782, height: 788, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0326a.jpg', url: '/public/images/eso0326a/', potw: '' }, { id: 'eso1212b', title: 'Teenage galaxies in the distant Universe (unannotated)', width: 6719, height: 6536, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1212b.jpg', url: '/public/images/eso1212b/', potw: '' }, { id: 'eso1143b', title: 'Artist’s impression of a gamma-ray burst shining through two young galaxies in the early Universe', width: 3258, height: 2443, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1143b.jpg', url: '/public/images/eso1143b/', potw: '' }, { id: 'eso9857d', title: 'FORS Deep Field near Q0103-260', width: 2884, height: 2795, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9857d.jpg', url: '/public/images/eso9857d/', potw: '' }, { id: 'eso1130b', title: 'Closing in on a giant space blob', width: 8768, height: 8332, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1130b.jpg', url: '/public/images/eso1130b/', potw: '' }, { id: 'eso0302c', title: 'Chandra Deep Field South (detail)', width: 1717, height: 1974, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0302c.jpg', url: '/public/images/eso0302c/', potw: '' }, { id: 'eso1921a', title: 'Gas halo observed by MUSE surrounding a galaxy merger seen by ALMA', width: 1852, height: 1550, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1921a.jpg', url: '/public/images/eso1921a/', potw: '' }, { id: 'eso1528b', title: 'First results from the KiDS Survey (visible light)', width: 3818, height: 3560, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1528b.jpg', url: '/public/images/eso1528b/', potw: '' }, { id: 'ann16086a', title: 'A large slice of the Universe', width: 3371, height: 1309, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/ann16086a.jpg', url: '/public/images/ann16086a/', potw: '' }, { id: 'ann15085a', title: 'GROND image of the gamma-ray burst GRB 151027B', width: 954, height: 950, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/ann15085a.jpg', url: '/public/images/ann15085a/', potw: '' }, { id: 'eso0116c', title: 'Celestial objects in the Capodimonte Deep Field', width: 3000, height: 1836, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0116c.jpg', url: '/public/images/eso0116c/', potw: '' }, { id: 'eso9926a', title: 'Afterglow of GRB 990510', width: 1582, height: 2720, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9926a.jpg', url: '/public/images/eso9926a/', potw: '' }, { id: 'eso9926b', title: 'Afterglow of GRB 990510', width: 2300, height: 2258, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9926b.jpg', url: '/public/images/eso9926b/', potw: '' }, { id: 'eso9926d', title: 'Afterglow of GRB 990510', width: 2300, height: 2301, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9926d.jpg', url: '/public/images/eso9926d/', potw: '' }, { id: 'eso1124d', title: 'The COSMOS field (unannotated)', width: 4758, height: 4758, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1124d.jpg', url: '/public/images/eso1124d/', potw: '' }, { id: 'eso9719a', title: 'Light-bending matter in the distant Universe', width: 538, height: 278, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9719a.jpg', url: '/public/images/eso9719a/', potw: '' }, { id: 'eso9509a', title: 'Bright X-Ray cluster acts as strong gravitational lens', width: 2252, height: 2252, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso9509a.jpg', url: '/public/images/eso9509a/', potw: '' }, { id: 'eso1832a', title: 'A Universe Aglow', width: 2154, height: 2145, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1832a.jpg', url: '/public/images/eso1832a/', potw: '' }, { id: 'eso1438b', title: 'Simulation of large scale structure', width: 8192, height: 8192, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso1438b.jpg', url: '/public/images/eso1438b/', potw: '' }, { id: 'eso0405a', title: 'ISAAC images of Abell 1835', width: 1746, height: 1492, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0405a.jpg', url: '/public/images/eso0405a/', potw: '' }, { id: 'eso0140a', title: 'Image of a MACHO', width: 793, height: 637, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0140a.jpg', url: '/public/images/eso0140a/', potw: '' }, { id: 'eso0120a', title: 'Web-like structures in the young universe', width: 689, height: 683, src: 'https://web.archive.org/web/20210417105958/https://cdn.eso.org/images/thumb300y/eso0120a.jpg', url: '/public/images/eso0120a/', potw: '' }, ]; </script><div class="image-list image-list-300"></div> <div class="row statusbar"><div class="col-md-3"> Showing 1 to 50 of 151 </div><div class="col-md-6"><div class="text-center"><ul class="pagination"><li class="active"><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/list/1/">1</a></li><li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/list/2/">2</a></li><li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/list/3/">3</a></li><li><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/list/4/">4</a></li></ul></div></div><div class="col-md-3 prev-next"><a href="/web/20210417105958/https://www.eso.org/public/images/archive/category/cosmology/list/2/">Next</a></div></div><div class="row"><div class="col-md-12"></div></div> <div class="copyright"> <a href="/web/20210417105958/https://www.eso.org/public/outreach/copyright/">Usage of ESO Images, Videos, Web texts and Music</a><br/> </div> </div> </div> </div> </div> <!-- #dark --> <div class="row footernote"> <div class="col-xs-12 col-md-3"> <a href="https://web.archive.org/web/20210417105958/mailto:information@eso.org">Send us your comments!</a> </div> <div class="col-xs-12 col-md-3"> <a href="/web/20210417105958/https://www.eso.org/public/outreach/newsletters/esonews/">Subscribe to receive news from ESO in your language</a> </div> <div class="col-xs-12 col-md-3"> <a href="https://web.archive.org/web/20210417105958/https://www.cdn77.com/">Accelerated by CDN77</a> </div> <div class="col-xs-12 col-md-3"> <a href="/web/20210417105958/https://www.eso.org/public/about-eso/privacy/">Terms &amp; Conditions</a> </div> </div> <link href="/web/20210417105958cs_/https://www.eso.org/public/archives/djp/css/extras.166b25c68b97.css" rel="stylesheet" type="text/css"/> <script type="text/javascript">var MEDIA_URL = "/public/archives/"</script> <script type="text/javascript" src="/web/20210417105958js_/https://www.eso.org/public/archives/djp/js/main.86f0f17c90d3.js" charset="utf-8"></script> </div> <!-- content --> <div id="social-share" class="hidden-print"> <div class="link facebook" data-toggle="tooltip" data-placement="right" title="Share on Facebook"> <a href="https://web.archive.org/web/20210417105958/https://www.facebook.com/sharer/sharer.php?u=https://www.eso.org/public/images/archive/category/cosmology/" target="_blank"><i class="fa fa-facebook" aria-hidden="true"></i></a> </div> <div class="link twitter" data-toggle="tooltip" data-placement="right" title="Share on Twitter"> <a href="https://web.archive.org/web/20210417105958/http://twitter.com/intent/tweet?url=https://www.eso.org/public/images/archive/category/cosmology/&amp;text=&amp;via=ESO" target="_blank"><i class="fa fa-twitter" aria-hidden="true"></i></a> </div> <div class="link pinterest" data-toggle="tooltip" data-placement="right" title="Share on Pinterest"> <a href="https://web.archive.org/web/20210417105958/http://pinterest.com/pin/create/button/?url=https://www.eso.org/public/images/archive/category/cosmology/&amp;media=&amp;description=" target="_blank"><i class="fa fa-pinterest" aria-hidden="true"></i></a> </div> <div class="link print" data-toggle="tooltip" data-placement="right" title="Print"> <a href="javascript:window.print()" target="_blank"><i class="fa fa-print" aria-hidden="true"></i></a> </div> <div class="link email" data-toggle="tooltip" data-placement="right" title="Share by email"> <a href="https://web.archive.org/web/20210417105958/mailto:%20?subject=ESO — Image Archive: Cosmology&amp;body=https://www.eso.org/public/images/archive/category/cosmology/" target="_blank"><i class="fa fa-envelope-o" aria-hidden="true"></i></a> </div> </div> <script> $('[data-toggle="tooltip"]').tooltip(); </script> <input type="hidden" name="csrfmiddlewaretoken" value="4qot13dVtfDeRAHBkDFjD4sSV44hMZqlRL2mpzz0m47P0ZkrVe2Xo9VEFaGjEE78"/> </body> </html> <!-- FILE ARCHIVED ON 10:59:58 Apr 17, 2021 AND RETRIEVED FROM THE INTERNET ARCHIVE ON 23:36:56 Nov 29, 2024. JAVASCRIPT APPENDED BY WAYBACK MACHINE, COPYRIGHT INTERNET ARCHIVE. ALL OTHER CONTENT MAY ALSO BE PROTECTED BY COPYRIGHT (17 U.S.C. SECTION 108(a)(3)). --> <!-- playback timings (ms): captures_list: 0.67 exclusion.robots: 0.032 exclusion.robots.policy: 0.02 esindex: 0.01 cdx.remote: 6.19 LoadShardBlock: 553.778 (3) PetaboxLoader3.resolve: 3638.609 (4) PetaboxLoader3.datanode: 135.761 (4) load_resource: 3289.08 -->

Pages: 1 2 3 4 5 6 7 8 9 10