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class="mw-page-title-main">High Accuracy Radial Velocity Planet Searcher</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 20 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-20" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">20 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A7%D9%84%D8%A8%D8%A7%D8%AD%D8%AB_%D8%B9%D9%86_%D8%A7%D9%84%D9%83%D9%88%D8%A7%D9%83%D8%A8_%D8%A8%D8%A7%D9%84%D8%B3%D8%B1%D8%B9%D8%A9_%D8%A7%D9%84%D8%B4%D8%B9%D8%A7%D8%B9%D9%8A%D8%A9_%D8%B9%D8%A7%D9%84%D9%8A%D8%A9_%D8%A7%D9%84%D8%AF%D9%82%D8%A9" title="الباحث عن الكواكب بالسرعة الشعاعية عالية الدقة – Arabic" lang="ar" hreflang="ar" data-title="الباحث عن الكواكب بالسرعة الشعاعية عالية الدقة" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A1%D0%BF%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%B3%D1%80%D0%B0%D1%84_HARPS" title="Спектрограф HARPS – Belarusian" lang="be" hreflang="be" data-title="Спектрограф HARPS" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/HARPS" title="HARPS – Catalan" lang="ca" hreflang="ca" data-title="HARPS" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/High_Accuracy_Radial_Velocity_Planet_Searcher" title="High Accuracy Radial Velocity Planet Searcher – German" lang="de" hreflang="de" data-title="High Accuracy Radial Velocity Planet Searcher" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/HARPS" title="HARPS – Spanish" lang="es" hreflang="es" data-title="HARPS" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%87%D8%A7%D8%B1%D9%BE%D8%B3" title="هارپس – Persian" lang="fa" hreflang="fa" data-title="هارپس" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/High_Accuracy_Radial_velocity_Planet_Searcher" title="High Accuracy Radial velocity Planet Searcher – French" lang="fr" hreflang="fr" data-title="High Accuracy Radial velocity Planet Searcher" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/HARPS" title="HARPS – Italian" lang="it" hreflang="it" data-title="HARPS" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/High_Accuracy_Radial_Velocity_Planet_Searcher" title="High Accuracy Radial Velocity Planet Searcher – Luxembourgish" lang="lb" hreflang="lb" data-title="High Accuracy Radial Velocity Planet Searcher" data-language-autonym="Lëtzebuergesch" data-language-local-name="Luxembourgish" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/HARPS_spektrogr%C3%A1f" title="HARPS spektrográf – Hungarian" lang="hu" hreflang="hu" data-title="HARPS spektrográf" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Pencari_Planet_Ketepatan_Tinggi_Halaju_Jejarian" title="Pencari Planet Ketepatan Tinggi Halaju Jejarian – Malay" lang="ms" hreflang="ms" data-title="Pencari Planet Ketepatan Tinggi Halaju Jejarian" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E9%AB%98%E7%B2%BE%E5%BA%A6%E8%A6%96%E7%B7%9A%E9%80%9F%E5%BA%A6%E7%B3%BB%E5%A4%96%E6%83%91%E6%98%9F%E6%8E%A2%E6%9F%BB%E8%A3%85%E7%BD%AE" title="高精度視線速度系外惑星探査装置 – Japanese" lang="ja" hreflang="ja" data-title="高精度視線速度系外惑星探査装置" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/HARPS" title="HARPS – Polish" lang="pl" hreflang="pl" data-title="HARPS" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/High_Accuracy_Radial_Velocity_Planet_Searcher" title="High Accuracy Radial Velocity Planet Searcher – Portuguese" lang="pt" hreflang="pt" data-title="High Accuracy Radial Velocity Planet Searcher" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/High_Accuracy_Radial_Velocity_Planet_Searcher" title="High Accuracy Radial Velocity Planet Searcher – Romanian" lang="ro" hreflang="ro" data-title="High Accuracy Radial Velocity Planet Searcher" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/High_Accuracy_Radial_velocity_Planet_Searcher" title="High Accuracy Radial velocity Planet Searcher – Russian" lang="ru" hreflang="ru" data-title="High Accuracy Radial velocity Planet Searcher" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/High_Accuracy_Radial_Velocity_Planet_Searcher" title="High Accuracy Radial Velocity Planet Searcher – Finnish" lang="fi" hreflang="fi" data-title="High Accuracy Radial Velocity Planet Searcher" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%AD%E0%B8%B8%E0%B8%9B%E0%B8%81%E0%B8%A3%E0%B8%93%E0%B9%8C%E0%B8%95%E0%B8%A3%E0%B8%A7%E0%B8%88%E0%B8%A7%E0%B8%B1%E0%B8%94%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B9%80%E0%B8%A3%E0%B9%87%E0%B8%A7%E0%B9%80%E0%B8%8A%E0%B8%B4%E0%B8%87%E0%B8%A3%E0%B8%B1%E0%B8%A8%E0%B8%A1%E0%B8%B5%E0%B8%82%E0%B8%AD%E0%B8%87%E0%B8%94%E0%B8%B2%E0%B8%A7%E0%B8%A4%E0%B8%81%E0%B8%A9%E0%B9%8C%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B9%81%E0%B8%A1%E0%B9%88%E0%B8%99%E0%B8%A2%E0%B8%B3%E0%B8%AA%E0%B8%B9%E0%B8%87" title="อุปกรณ์ตรวจวัดความเร็วเชิงรัศมีของดาวฤกษ์ความแม่นยำสูง – Thai" lang="th" hreflang="th" data-title="อุปกรณ์ตรวจวัดความเร็วเชิงรัศมีของดาวฤกษ์ความแม่นยำสูง" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/HARPS" title="HARPS – Ukrainian" lang="uk" hreflang="uk" data-title="HARPS" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E9%AB%98%E7%B2%BE%E5%BA%A6%E5%BE%91%E5%90%91%E9%80%9F%E5%BA%A6%E8%A1%8C%E6%98%9F%E6%90%9C%E7%B4%A2%E5%99%A8" title="高精度徑向速度行星搜索器 – Chinese" lang="zh" hreflang="zh" data-title="高精度徑向速度行星搜索器" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</span></a></li> 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.hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">"HARPS" redirects here. For other uses, see <a href="/wiki/Harp_(disambiguation)" class="mw-disambig" title="Harp (disambiguation)">Harp (disambiguation)</a>.</div> <p class="mw-empty-elt"> </p> <figure typeof="mw:File/Thumb"><a href="/wiki/File:HARPS_Spectrograph_and_the_3.6m_Telescope.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/HARPS_Spectrograph_and_the_3.6m_Telescope.jpg/245px-HARPS_Spectrograph_and_the_3.6m_Telescope.jpg" decoding="async" width="245" height="329" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/HARPS_Spectrograph_and_the_3.6m_Telescope.jpg/368px-HARPS_Spectrograph_and_the_3.6m_Telescope.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/72/HARPS_Spectrograph_and_the_3.6m_Telescope.jpg/490px-HARPS_Spectrograph_and_the_3.6m_Telescope.jpg 2x" data-file-width="768" data-file-height="1032" /></a><figcaption>Montage of the HARPS spectrograph and the 3.6m telescope at La Silla. The upper left shows the dome of the telescope, while the upper right illustrates the telescope itself. The HARPS spectrograph is shown in the lower image during laboratory tests. The vacuum tank is open so that some of the high-precision components inside can be seen</figcaption></figure> <p>The <b>High Accuracy Radial Velocity Planet Searcher</b> (<b>HARPS</b>) is a high-precision <a href="/wiki/Echelle_grating" title="Echelle grating">echelle</a> planet-finding <a href="/wiki/Spectrograph" class="mw-redirect" title="Spectrograph">spectrograph</a> installed in 2002 on the <a href="/wiki/ESO_3.6_m_Telescope" title="ESO 3.6 m Telescope">ESO's 3.6m telescope</a> at <a href="/wiki/La_Silla_Observatory" title="La Silla Observatory">La Silla Observatory</a> in <a href="/wiki/Chile" title="Chile">Chile</a>. The <a href="/wiki/First_light_(astronomy)" title="First light (astronomy)">first light</a> was achieved in February 2003. HARPS has discovered over 130 <a href="/wiki/Exoplanet" title="Exoplanet">exoplanets</a> to date, with the first one in 2004, making it the most successful planet finder behind the <a href="/wiki/Kepler_space_telescope" title="Kepler space telescope">Kepler space telescope</a>. It is a second-generation <a href="/wiki/Radial_velocity_method" class="mw-redirect" title="Radial velocity method">radial-velocity</a> spectrograph, based on experience with the <a href="/wiki/ELODIE_spectrograph" title="ELODIE spectrograph">ELODIE</a> and <a href="/wiki/CORALIE_spectrograph" class="mw-redirect" title="CORALIE spectrograph">CORALIE</a> instruments.<sup id="cite_ref-HARPS_1-0" class="reference"><a href="#cite_note-HARPS-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Characteristics">Characteristics</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=1" title="Edit section: Characteristics"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The HARPS can attain a precision of 0.97 m/s (3.5 km/h),<sup id="cite_ref-cnn.com_2-0" class="reference"><a href="#cite_note-cnn.com-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> making it one of only two instruments worldwide with such accuracy.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (August 2020)">citation needed</span></a></i>]</sup> This is due to a design in which the target star and a reference spectrum from a <a href="/wiki/Thorium" title="Thorium">thorium</a> lamp are observed simultaneously using two identical <a href="/wiki/Optic_fibre" class="mw-redirect" title="Optic fibre">optic fibre</a> feeds, and to careful attention to mechanical stability: the instrument sits in a vacuum vessel which is temperature-controlled to within 0.01 kelvins.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> The precision and sensitivity of the instrument is such that it incidentally produced the best available measurement of the thorium spectrum.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (August 2020)">citation needed</span></a></i>]</sup> Planet-detection is in some cases limited by the <a href="/wiki/Asteroseismology" title="Asteroseismology">seismic pulsations</a> of the star observed rather than by limitations of the instrument.<sup id="cite_ref-seis_4-0" class="reference"><a href="#cite_note-seis-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>The principal investigator on the HARPS is <a href="/wiki/Michel_Mayor" title="Michel Mayor">Michel Mayor</a> who, along with <a href="/wiki/Didier_Queloz" title="Didier Queloz">Didier Queloz</a> and <a href="/wiki/St%C3%A9phane_Udry" title="Stéphane Udry">Stéphane Udry</a>, have used the instrument to characterize the <a href="/wiki/Gliese_581_planetary_system" class="mw-redirect" title="Gliese 581 planetary system">Gliese 581 planetary system</a>, home to one of the <a href="/wiki/Gliese_581e" title="Gliese 581e">smallest known exoplanets</a> orbiting a normal star, and two <a href="/wiki/Super-Earth" title="Super-Earth">super-Earths</a> whose orbits lie in the star's <a href="/wiki/Habitable_zone" title="Habitable zone">habitable zone</a>.<sup id="cite_ref-mayor_5-0" class="reference"><a href="#cite_note-mayor-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p><p>It was initially used for a survey of one-thousand stars.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (June 2009)">citation needed</span></a></i>]</sup> </p><p>Since October 2012 the HARPS spectrograph has the precision to detect a new category of planets: habitable super-Earths. This sensitivity was expected from simulations of stellar intrinsic signals, and actual observations of planetary systems. Currently, the HARPS can detect habitable super-Earth only around low-mass stars as these are more affected by gravitational tug from planets and have habitable zones close to the host star.<sup id="cite_ref-ESO_6-0" class="reference"><a href="#cite_note-ESO-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Discoveries">Discoveries</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=2" title="Edit section: Discoveries"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>This is an incomplete list of exoplanets discovered by the HARPS. The list is sorted by the date of the discovery's announcement. As of December 2017, the list contains 134 exoplanets. </p> <style data-mw-deduplicate="TemplateStyles:r1216972533">.mw-parser-output .col-begin{border-collapse:collapse;padding:0;color:inherit;width:100%;border:0;margin:0}.mw-parser-output .col-begin-small{font-size:90%}.mw-parser-output .col-break{vertical-align:top;text-align:left}.mw-parser-output .col-break-2{width:50%}.mw-parser-output .col-break-3{width:33.3%}.mw-parser-output .col-break-4{width:25%}.mw-parser-output .col-break-5{width:20%}@media(max-width:720px){.mw-parser-output .col-begin,.mw-parser-output .col-begin>tbody,.mw-parser-output .col-begin>tbody>tr,.mw-parser-output .col-begin>tbody>tr>td{display:block!important;width:100%!important}.mw-parser-output .col-break{padding-left:0!important}}</style><div> <table class="col-begin" role="presentation"> <tbody><tr> <td class="col-break col-break-3"> <table class="wikitable"> <tbody><tr> <td><a href="/wiki/HD_330075_b" title="HD 330075 b">HD 330075 b</a></td> <td>10 February 2004 </td></tr> <tr> <td><a href="/wiki/Mu_Arae_c" title="Mu Arae c">μ Arae c</a></td> <td>25 August 2004 </td></tr> <tr> <td><a href="/wiki/HD_2638_b" title="HD 2638 b">HD 2638 b</a></td> <td>22 March 2005 </td></tr> <tr> <td><a href="/wiki/HD_27894_b" title="HD 27894 b">HD 27894 b</a></td> <td>22 March 2005 </td></tr> <tr> <td><a href="/wiki/HD_63454_b" class="mw-redirect" title="HD 63454 b">HD 63454 b</a></td> <td>22 March 2005 </td></tr> <tr> <td><a href="/wiki/HD_93083_b" title="HD 93083 b">HD 93083 b</a></td> <td>30 March 2005 </td></tr> <tr> <td><a href="/wiki/HD_101930_b" title="HD 101930 b">HD 101930 b</a></td> <td>30 March 2005 </td></tr> <tr> <td><a href="/wiki/Gliese_581_b" class="mw-redirect" title="Gliese 581 b">Gliese 581 b</a></td> <td>8 September 2005 </td></tr> <tr> <td><a href="/wiki/HD_4308_b" title="HD 4308 b">HD 4308 b</a></td> <td>12 October 2005 </td></tr> <tr> <td><a href="/wiki/HD_212301_b" title="HD 212301 b">HD 212301 b</a></td> <td>25 January 2006 </td></tr> <tr> <td><a href="/wiki/HD_69830_b" title="HD 69830 b">HD 69830 b</a></td> <td>18 May 2006 </td></tr> <tr> <td><a href="/wiki/HD_69830_c" title="HD 69830 c">HD 69830 c</a></td> <td>18 May 2006 </td></tr> <tr> <td><a href="/wiki/HD_69830_d" title="HD 69830 d">HD 69830 d</a></td> <td>18 May 2006 </td></tr> <tr> <td><a href="/wiki/Mu_Arae_d" title="Mu Arae d">Mu Arae d</a></td> <td>14/18 August 2006 </td></tr> <tr> <td><a href="/wiki/Gliese_674_b" title="Gliese 674 b">Gliese 674 b</a></td> <td>2 April 2007 </td></tr> <tr> <td><a href="/wiki/HD_100777_b" title="HD 100777 b">HD 100777 b</a></td> <td>6 April 2007 </td></tr> <tr> <td><a href="/wiki/HD_190647_b" title="HD 190647 b">HD 190647 b</a></td> <td>6 April 2007 </td></tr> <tr> <td><a href="/wiki/HD_221287_b" title="HD 221287 b">HD 221287 b</a></td> <td>6 April 2007 </td></tr> <tr> <td><a href="/wiki/Gliese_581_c" class="mw-redirect" title="Gliese 581 c">Gliese 581 c</a></td> <td>23 April 2007 </td></tr> <tr> <td><a href="/wiki/Gliese_581_d" class="mw-redirect" title="Gliese 581 d">Gliese 581 d</a></td> <td>23 April 2007 </td></tr> <tr> <td><a href="/wiki/HD_171028_b" title="HD 171028 b">HD 171028 b</a></td> <td>7 August 2007 </td></tr> <tr> <td><a href="/wiki/HD_40307_b" title="HD 40307 b">HD 40307 b</a></td> <td>27 June 2008 </td></tr> <tr> <td><a href="/wiki/HD_40307_c" title="HD 40307 c">HD 40307 c</a></td> <td>27 June 2008 </td></tr> <tr> <td><a href="/wiki/HD_40307_d" title="HD 40307 d">HD 40307 d</a></td> <td>27 June 2008 </td></tr> <tr> <td><a href="/wiki/Gliese_176_b" title="Gliese 176 b">Gliese 176 b</a><sup id="cite_ref-a_7-0" class="reference"><a href="#cite_note-a-7"><span class="cite-bracket">[</span>note 1<span class="cite-bracket">]</span></a></sup></td> <td>4 September 2008 </td></tr> <tr> <td><a href="/wiki/BD-17%C2%B063_b" class="mw-redirect" title="BD-17°63 b">BD-17°63 b</a></td> <td>26 October 2008 </td></tr> <tr> <td><a href="/wiki/HD_20868_b" title="HD 20868 b">HD 20868 b</a></td> <td>26 October 2008 </td></tr> <tr> <td><a href="/wiki/HD_73267_b" title="HD 73267 b">HD 73267 b</a></td> <td>26 October 2008 </td></tr> <tr> <td><a href="/wiki/HD_131664_b" class="mw-redirect" title="HD 131664 b">HD 131664 b</a><sup id="cite_ref-b_8-0" class="reference"><a href="#cite_note-b-8"><span class="cite-bracket">[</span>note 2<span class="cite-bracket">]</span></a></sup></td> <td>26 October 2008 </td></tr> <tr> <td><a href="/wiki/HD_145377_b" title="HD 145377 b">HD 145377 b</a></td> <td>26 October 2008 </td></tr> <tr> <td><a href="/wiki/HD_153950_b" title="HD 153950 b">HD 153950 b</a></td> <td>26 October 2008 </td></tr> <tr> <td><a href="/wiki/HD_47186_b" title="HD 47186 b">HD 47186 b</a></td> <td>9 December 2008 </td></tr> <tr> <td><a href="/wiki/HD_47186_c" title="HD 47186 c">HD 47186 c</a></td> <td>9 December 2008 </td></tr> <tr> <td><a href="/wiki/HD_181433_b" title="HD 181433 b">HD 181433 b</a></td> <td>9 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_181433_c" title="HD 181433 c">HD 181433 c</a></td> <td>9 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_181433_d" title="HD 181433 d">HD 181433 d</a></td> <td>9 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_45364_b" class="mw-redirect" title="HD 45364 b">HD 45364 b</a></td> <td>3 February 2009 </td></tr> <tr> <td><a href="/wiki/HD_45364_c" class="mw-redirect" title="HD 45364 c">HD 45364 c</a></td> <td>3 February 2009 </td></tr> <tr> <td><a href="/wiki/Gliese_581_e" class="mw-redirect" title="Gliese 581 e">Gliese 581 e</a></td> <td>21 April 2009 </td></tr> <tr> <td><a href="/wiki/Gliese_667_Cb" title="Gliese 667 Cb">Gliese 667 Cb</a></td> <td>19 October 2009 </td></tr> <tr> <td><a href="/wiki/BD-08%C2%B02823_b" title="BD-08°2823 b">BD-08°2823 b</a></td> <td>16 December 2009 </td></tr> <tr> <td><a href="/wiki/BD-08%C2%B02823_c" title="BD-08°2823 c">BD-08°2823 c</a></td> <td>16 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_5388_b" class="mw-redirect" title="HD 5388 b">HD 5388 b</a><sup id="cite_ref-c_9-0" class="reference"><a href="#cite_note-c-9"><span class="cite-bracket">[</span>note 3<span class="cite-bracket">]</span></a></sup></td> <td>16 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_181720_b" title="HD 181720 b">HD 181720 b</a></td> <td>16 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_190984_b" title="HD 190984 b">HD 190984 b</a></td> <td>16 December 2009 </td></tr></tbody></table> </td> <td class="col-break col-break-3"> <table class="wikitable"> <tbody><tr> <td><a href="/wiki/HD_125612_c" title="HD 125612 c">HD 125612 c</a></td> <td>29 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_125612_d" title="HD 125612 d">HD 125612 d</a></td> <td>29 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_215497_b" title="HD 215497 b">HD 215497 b</a></td> <td>29 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_215497_c" title="HD 215497 c">HD 215497 c</a></td> <td>29 December 2009 </td></tr> <tr> <td><a href="/wiki/HIP_5158_b" title="HIP 5158 b">HIP 5158 b</a></td> <td>29 December 2009 </td></tr> <tr> <td><a href="/wiki/HD_85390_b" title="HD 85390 b">HD 85390 b</a></td> <td>5 October 2010 </td></tr> <tr> <td><a href="/wiki/HD_90156_b" class="mw-redirect" title="HD 90156 b">HD 90156 b</a></td> <td>5 October 2010 </td></tr> <tr> <td><a href="/wiki/HD_103197_b" title="HD 103197 b">HD 103197 b</a></td> <td>5 October 2010 </td></tr> <tr> <td><a href="/wiki/HIP_12961_b" class="mw-redirect" title="HIP 12961 b">HIP 12961 b</a></td> <td>6 December 2010 </td></tr> <tr> <td><a href="/wiki/HD_1690_b" class="mw-redirect" title="HD 1690 b">HD 1690 b</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/wiki/HD_25171_b" class="mw-redirect" title="HD 25171 b">HD 25171 b</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/wiki/HD_113538_b" title="HD 113538 b">HD 113538 b</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/wiki/HD_113538_c" title="HD 113538 c">HD 113538 c</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/wiki/HD_217786_b" class="mw-redirect" title="HD 217786 b">HD 217786 b</a><sup id="cite_ref-b_8-1" class="reference"><a href="#cite_note-b-8"><span class="cite-bracket">[</span>note 2<span class="cite-bracket">]</span></a></sup></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/w/index.php?title=HD_33473_Ab&action=edit&redlink=1" class="new" title="HD 33473 Ab (page does not exist)">HD 33473 Ab</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/w/index.php?title=HD_89839_b&action=edit&redlink=1" class="new" title="HD 89839 b (page does not exist)">HD 89839 b</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/w/index.php?title=HD_167677_b&action=edit&redlink=1" class="new" title="HD 167677 b (page does not exist)">HD 167677 b</a></td> <td>17 December 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_b" class="mw-redirect" title="HD 10180 b">HD 10180 b</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_c" title="HD 10180 c">HD 10180 c</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_d" class="mw-redirect" title="HD 10180 d">HD 10180 d</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_e" class="mw-redirect" title="HD 10180 e">HD 10180 e</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_f" class="mw-redirect" title="HD 10180 f">HD 10180 f</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_g" class="mw-redirect" title="HD 10180 g">HD 10180 g</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_10180_h" class="mw-redirect" title="HD 10180 h">HD 10180 h</a></td> <td>23 November 2010 </td></tr> <tr> <td><a href="/wiki/HD_63765_b" class="mw-redirect" title="HD 63765 b">HD 63765 b</a></td> <td>1 July 2011 </td></tr> <tr> <td><a href="/wiki/HD_104067_b" class="mw-redirect" title="HD 104067 b">HD 104067 b</a></td> <td>1 July 2011 </td></tr> <tr> <td><a href="/wiki/HD_125595_b" class="mw-redirect" title="HD 125595 b">HD 125595 b</a></td> <td>1 July 2011 </td></tr> <tr> <td><a href="/wiki/HIP_70849_b" title="HIP 70849 b">HIP 70849 b</a></td> <td>1 July 2011 </td></tr> <tr> <td><a href="/wiki/HD_137388_b" class="mw-redirect" title="HD 137388 b">HD 137388 b</a></td> <td>8 July 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_204941_b&action=edit&redlink=1" class="new" title="HD 204941 b (page does not exist)">HD 204941 b</a></td> <td>8 July 2011 </td></tr> <tr> <td><a href="/wiki/HD_7199_b" class="mw-redirect" title="HD 7199 b">HD 7199 b</a></td> <td>8 July 2011 </td></tr> <tr> <td><a href="/wiki/HD_7449_b" class="mw-redirect" title="HD 7449 b">HD 7449 b</a></td> <td>8 July 2011 </td></tr> <tr> <td><a href="/wiki/82_G._Eridani_b" class="mw-redirect" title="82 G. Eridani b">82 G. Eridani b</a></td> <td>17 August 2011 </td></tr> <tr> <td><a href="/wiki/82_G._Eridani_c" class="mw-redirect" title="82 G. Eridani c">82 G. Eridani c</a></td> <td>17 August 2011 </td></tr> <tr> <td><a href="/wiki/82_G._Eridani_d" title="82 G. Eridani d">82 G. Eridani d</a></td> <td>17 August 2011 </td></tr> <tr> <td><a href="/wiki/HD_85512_b" class="mw-redirect" title="HD 85512 b">HD 85512 b</a></td> <td>17 August 2011 </td></tr> <tr> <td><a href="/wiki/HR_7722_c" class="mw-redirect" title="HR 7722 c">HR 7722 c</a></td> <td>17 August 2011 </td></tr> <tr> <td><a href="/wiki/HD_1461_c" class="mw-redirect" title="HD 1461 c">HD 1461 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_13808_b&action=edit&redlink=1" class="new" title="HD 13808 b (page does not exist)">HD 13808 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_13808_c&action=edit&redlink=1" class="new" title="HD 13808 c (page does not exist)">HD 13808 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_20003_b" class="mw-redirect" title="HD 20003 b">HD 20003 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_20003_c" class="mw-redirect" title="HD 20003 c">HD 20003 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_20781_b" class="mw-redirect" title="HD 20781 b">HD 20781 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_20781_c" class="mw-redirect" title="HD 20781 c">HD 20781 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_21693_b" class="mw-redirect" title="HD 21693 b">HD 21693 b</a></td> <td>12 September 2011 </td></tr></tbody></table> </td> <td class="col-break col-break-3"> <table class="wikitable"> <tbody><tr> <td><a href="/wiki/HD_21693_c" class="mw-redirect" title="HD 21693 c">HD 21693 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_31527_b&action=edit&redlink=1" class="new" title="HD 31527 b (page does not exist)">HD 31527 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_31527_c&action=edit&redlink=1" class="new" title="HD 31527 c (page does not exist)">HD 31527 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_31527_d&action=edit&redlink=1" class="new" title="HD 31527 d (page does not exist)">HD 31527 d</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_38858_b" class="mw-redirect" title="HD 38858 b">HD 38858 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_39194_b" class="mw-redirect" title="HD 39194 b">HD 39194 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_39194_c" class="mw-redirect" title="HD 39194 c">HD 39194 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_39194_d" class="mw-redirect" title="HD 39194 d">HD 39194 d</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_45184_b" class="mw-redirect" title="HD 45184 b">HD 45184 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_51608_b&action=edit&redlink=1" class="new" title="HD 51608 b (page does not exist)">HD 51608 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_51608_c&action=edit&redlink=1" class="new" title="HD 51608 c (page does not exist)">HD 51608 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_93385_b" class="mw-redirect" title="HD 93385 b">HD 93385 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_93385_c" class="mw-redirect" title="HD 93385 c">HD 93385 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_96700_b" class="mw-redirect" title="HD 96700 b">HD 96700 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_96700_c" class="mw-redirect" title="HD 96700 c">HD 96700 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_126525_b&action=edit&redlink=1" class="new" title="HD 126525 b (page does not exist)">HD 126525 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_134060_b" class="mw-redirect" title="HD 134060 b">HD 134060 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_134060_c" class="mw-redirect" title="HD 134060 c">HD 134060 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_134606_b" class="mw-redirect" title="HD 134606 b">HD 134606 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_134606_c" class="mw-redirect" title="HD 134606 c">HD 134606 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_134606_d" class="mw-redirect" title="HD 134606 d">HD 134606 d</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/Nu2_Lupi_b" class="mw-redirect" title="Nu2 Lupi b">ν<sup>2</sup> Lupi b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/Nu2_Lupi_c" class="mw-redirect" title="Nu2 Lupi c">ν<sup>2</sup> Lupi c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/Nu2_Lupi_d" class="mw-redirect" title="Nu2 Lupi d">ν<sup>2</sup> Lupi d</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_150433_b&action=edit&redlink=1" class="new" title="HD 150433 b (page does not exist)">HD 150433 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_154088_b" class="mw-redirect" title="HD 154088 b">HD 154088 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_157172_b&action=edit&redlink=1" class="new" title="HD 157172 b (page does not exist)">HD 157172 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_189567_b" class="mw-redirect" title="HD 189567 b">HD 189567 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_204313_c" class="mw-redirect" title="HD 204313 c">HD 204313 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_215152_b" class="mw-redirect" title="HD 215152 b">HD 215152 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/HD_215152_c" class="mw-redirect" title="HD 215152 c">HD 215152 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_215456_b&action=edit&redlink=1" class="new" title="HD 215456 b (page does not exist)">HD 215456 b</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/w/index.php?title=HD_215456_c&action=edit&redlink=1" class="new" title="HD 215456 c (page does not exist)">HD 215456 c</a></td> <td>12 September 2011 </td></tr> <tr> <td><a href="/wiki/Gliese_667_Cc" title="Gliese 667 Cc">Gliese 667 Cc</a></td> <td>21 November 2011 </td></tr> <tr> <td><a href="/wiki/HD_10180_i" class="mw-redirect" title="HD 10180 i">HD 10180 i</a></td> <td>5 April 2012 </td></tr> <tr> <td><a href="/wiki/HD_10180_j" class="mw-redirect" title="HD 10180 j">HD 10180 j</a></td> <td>5 April 2012 </td></tr> <tr> <td><a href="/wiki/GJ_3470_b" title="GJ 3470 b">GJ 3470 b</a></td> <td>22 June 2012 </td></tr> <tr> <td><a href="/w/index.php?title=Gliese_676_c&action=edit&redlink=1" class="new" title="Gliese 676 c (page does not exist)">Gliese 676 c</a></td> <td>29 June 2012 </td></tr> <tr> <td><a href="/w/index.php?title=Gliese_676_d&action=edit&redlink=1" class="new" title="Gliese 676 d (page does not exist)">Gliese 676 d</a></td> <td>29 June 2012 </td></tr> <tr> <td><a href="/w/index.php?title=Gliese_676_e&action=edit&redlink=1" class="new" title="Gliese 676 e (page does not exist)">Gliese 676 e</a></td> <td>29 June 2012 </td></tr> <tr> <td><a href="/wiki/Gliese_163_b" class="mw-redirect" title="Gliese 163 b">Gliese 163 b</a></td> <td>6 September 2012 </td></tr> <tr> <td><a href="/wiki/Gliese_163_c" title="Gliese 163 c">Gliese 163 c</a></td> <td>6 September 2012 </td></tr> <tr> <td><a href="/wiki/Gliese_667_Cd" class="mw-redirect" title="Gliese 667 Cd">Gliese 667 Cd</a></td> <td>25 June 2013 </td></tr> <tr> <td><a href="/wiki/Gliese_667_Cg" class="mw-redirect" title="Gliese 667 Cg">Gliese 667 Cg</a></td> <td>25 June 2013 </td></tr></tbody></table> <p>  </p> </td></tr></tbody></table></div> <div class="mw-heading mw-heading2"><h2 id="Gallery">Gallery</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=3" title="Edit section: Gallery"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul class="gallery mw-gallery-traditional"> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg" class="mw-file-description" title="HELIOS instrument installed to feed sunlight via fibre optics to the HARPS[7]"><img alt="HELIOS instrument installed to feed sunlight via fibre optics to the HARPS[7]" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/00/The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg/120px-The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg" decoding="async" width="120" height="80" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/00/The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg/180px-The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/00/The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg/240px-The_HELIOS_instrument_at_the_ESO_3.6-metre_telescope_in_Chile.jpg 2x" data-file-width="5381" data-file-height="3587" /></a></span></div> <div class="gallerytext">HELIOS instrument installed to feed sunlight via fibre optics to the HARPS<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup></div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:A_decade_of_discoveries_from_HARPS.jpg" class="mw-file-description" title="A decade of discoveries from HARPS[8]"><img alt="A decade of discoveries from HARPS[8]" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/a7/A_decade_of_discoveries_from_HARPS.jpg/120px-A_decade_of_discoveries_from_HARPS.jpg" decoding="async" width="120" height="99" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/a7/A_decade_of_discoveries_from_HARPS.jpg/180px-A_decade_of_discoveries_from_HARPS.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/a7/A_decade_of_discoveries_from_HARPS.jpg/240px-A_decade_of_discoveries_from_HARPS.jpg 2x" data-file-width="5000" data-file-height="4110" /></a></span></div> <div class="gallerytext">A decade of discoveries from HARPS<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup></div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:Harps_eso.jpg" class="mw-file-description" title="HARPS spectrograph"><img alt="HARPS spectrograph" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Harps_eso.jpg/120px-Harps_eso.jpg" decoding="async" width="120" height="90" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Harps_eso.jpg/180px-Harps_eso.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Harps_eso.jpg/240px-Harps_eso.jpg 2x" data-file-width="650" data-file-height="487" /></a></span></div> <div class="gallerytext">HARPS spectrograph</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><a href="/wiki/File:The_HARPS_spectrograph.jpg" class="mw-file-description" title="HARPS spectrograph detail"><img alt="HARPS spectrograph detail" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b5/The_HARPS_spectrograph.jpg/120px-The_HARPS_spectrograph.jpg" decoding="async" width="120" height="96" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b5/The_HARPS_spectrograph.jpg/180px-The_HARPS_spectrograph.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b5/The_HARPS_spectrograph.jpg/240px-The_HARPS_spectrograph.jpg 2x" data-file-width="1374" data-file-height="1102" /></a></span></div> <div class="gallerytext">HARPS spectrograph detail</div> </li> <li class="gallerybox" style="width: 155px"> <div class="thumb" style="width: 150px; height: 150px;"><span typeof="mw:File"><span><video id="mwe_player_0" poster="//upload.wikimedia.org/wikipedia/commons/thumb/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/120px--Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.jpg" controls="" preload="none" data-mw-tmh="" class="mw-file-element" width="120" height="68" data-durationhint="15" data-mwtitle="Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv" data-mwprovider="wikimediacommons"><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.480p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="480p.vp9.webm" data-width="854" data-height="480" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.720p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="720p.vp9.webm" data-width="1280" data-height="720" /><source src="//upload.wikimedia.org/wikipedia/commons/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv" type="video/ogg; codecs="theora"" data-width="1280" data-height="720" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.144p.mjpeg.mov" type="video/quicktime" data-transcodekey="144p.mjpeg.mov" data-width="256" data-height="144" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.240p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="240p.vp9.webm" data-width="426" data-height="240" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.360p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="360p.vp9.webm" data-width="640" data-height="360" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/e/e2/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv/Animation_of_the_planetary_system_around_Sun-like_star_HD_10180.ogv.360p.webm" type="video/webm; codecs="vp8, vorbis"" data-transcodekey="360p.webm" data-width="640" data-height="360" /></video></span></span></div> <div class="gallerytext">Animation of <a href="/wiki/HD_10180" title="HD 10180">HD 10180</a> with its seven planets</div> </li> </ul> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=4" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/d/dc/Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg/220px-Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg" decoding="async" width="220" height="54" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/dc/Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg/330px-Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/dc/Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg/440px-Sparkling_Ribbon_of_Stars_%E2%80%94_The_Southern_Milky_Way_over_La_Silla.jpg 2x" data-file-width="15533" data-file-height="3802" /></a><figcaption>ESO 3.6-metre telescope is home to the world's foremost exoplanet hunter, HARPS.<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup></figcaption></figure> <p>Similar instruments: </p> <ul><li><a href="/wiki/HARPS-N" title="HARPS-N">HARPS-N</a> is a copy of this instrument installed in the northern hemisphere in 2012.</li> <li><a href="/wiki/Isaac_Newton_Telescope#HARPS3" title="Isaac Newton Telescope">HARPS3</a> is an updated design of this instrument that will be installed on an upgraded and roboticised <a href="/wiki/Isaac_Newton_Telescope" title="Isaac Newton Telescope">Isaac Newton Telescope</a>, in 2024.</li> <li><a href="/wiki/Fiber-optic_Improved_Next-generation_Doppler_Search_for_Exo-Earths" title="Fiber-optic Improved Next-generation Doppler Search for Exo-Earths">Fiber-optic Improved Next-generation Doppler Search for Exo-Earths</a>, operating at Lick observatory since 2009</li> <li><a href="/wiki/Anglo-Australian_Planet_Search" title="Anglo-Australian Planet Search">Anglo-Australian Planet Search</a> or <i>AAPS</i> is another southern hemisphere planet search program.</li> <li><a href="/wiki/ESPRESSO" title="ESPRESSO">ESPRESSO</a> is a new-generation spectrograph for <a href="/wiki/ESO" class="mw-redirect" title="ESO">ESO</a>'s <a href="/wiki/Very_Large_Telescope" title="Very Large Telescope">VLT</a>.</li> <li><a href="/wiki/Automated_Planet_Finder" title="Automated Planet Finder">Automated Planet Finder</a>, at the Lick observatory, commissioned in 2013.</li> <li>CAFE (Calar Alto Fibre-fed Echelle spectrograph) installed on the Calar Alto Observatory's 2.2-metre telescope in 2014, and the <a href="/wiki/CARMENES_(spectrograph)" class="mw-redirect" title="CARMENES (spectrograph)">CARMENES</a> mounted on the 3.5-metre telescope in 2016.</li> <li><a href="/wiki/EXPRES" title="EXPRES">EXPRES</a> is a third generation radial velocity spectrograph that is planned to be installed on the <a href="/wiki/Lowell_Discovery_Telescope" title="Lowell Discovery Telescope">Lowell Discovery Telescope</a>.</li></ul> <p>Space based detectors : </p> <ul><li><a href="/wiki/CoRoT" title="CoRoT">CoRoT</a>, spacecraft operating since 2007</li> <li><a href="/wiki/Kepler_space_telescope" title="Kepler space telescope">Kepler space telescope</a>, operational until 2018</li> <li><a href="/wiki/Terrestrial_Planet_Finder" title="Terrestrial Planet Finder">Terrestrial Planet Finder</a>, cancelled</li> <li><a href="/wiki/Space_Interferometry_Mission" title="Space Interferometry Mission">Space Interferometry Mission</a>, construction halted in 2010</li> <li><a href="/wiki/Darwin_(spacecraft)" title="Darwin (spacecraft)">Darwin</a>, early studies for a multi-satellite mission</li></ul> <div class="mw-heading mw-heading2"><h2 id="Notes">Notes</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=5" title="Edit section: Notes"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-a-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-a_7-0">^</a></b></span> <span class="reference-text">has a shorter period.</span> </li> <li id="cite_note-b-8"><span class="mw-cite-backlink">^ <a href="#cite_ref-b_8-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-b_8-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text">This is an M <i>sin i</i> <a href="/wiki/Brown_dwarf" title="Brown dwarf">brown dwarf</a>.</span> </li> <li id="cite_note-c-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-c_9-0">^</a></b></span> <span class="reference-text">This is a <a href="/wiki/Brown_dwarf" title="Brown dwarf">brown dwarf</a>.</span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=6" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239543626"><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-HARPS-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-HARPS_1-0">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFMayorPepeQuelozBouchy2003" class="citation journal cs1">Mayor, M.; Pepe, F.; Queloz, D.; Bouchy, F.; Rupprecht, G.; Lo Curto, G.; Avila, G.; Benz, W.; Bertaux, J.-L.; et al. (2003). <a rel="nofollow" class="external text" href="http://www.eso.org/sci/facilities/lasilla/instruments/harps/science/papers/harps_mess114.pdf">"Setting New Standards With HARPS"</a> <span class="cs1-format">(PDF)</span>. <i>ESO Messenger</i>. <b>114</b>: 20. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2003Msngr.114...20M">2003Msngr.114...20M</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=ESO+Messenger&rft.atitle=Setting+New+Standards+With+HARPS&rft.volume=114&rft.pages=20&rft.date=2003&rft_id=info%3Abibcode%2F2003Msngr.114...20M&rft.aulast=Mayor&rft.aufirst=M.&rft.au=Pepe%2C+F.&rft.au=Queloz%2C+D.&rft.au=Bouchy%2C+F.&rft.au=Rupprecht%2C+G.&rft.au=Lo+Curto%2C+G.&rft.au=Avila%2C+G.&rft.au=Benz%2C+W.&rft.au=Bertaux%2C+J.-L.&rft.au=Bonfils%2C+X.&rft.au=Dall%2C+Th.&rft.au=Dekker%2C+H.&rft.au=Delabre%2C+B.&rft.au=Eckert%2C+W.&rft.au=Fleury%2C+M.&rft.au=Gilliotte%2C+A.&rft.au=Gojak%2C+D.&rft.au=Guzman%2C+J.+C.&rft.au=Kohler%2C+D.&rft.au=Lizon%2C+J.-L.&rft.au=Longinotti%2C+A.&rft.au=Lovis%2C+C.&rft.au=Megevand%2C+D.&rft.au=Pasquini%2C+L.&rft.au=Reyes%2C+J.&rft.au=Sivan%2C+J.-P.&rft.au=Sosnowska%2C+D.&rft.au=Soto%2C+R.&rft.au=Udry%2C+S.&rft.au=Van+Kesteren%2C+A.&rft_id=http%3A%2F%2Fwww.eso.org%2Fsci%2Ffacilities%2Flasilla%2Finstruments%2Fharps%2Fscience%2Fpapers%2Fharps_mess114.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-cnn.com-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-cnn.com_2-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation news cs1"><a rel="nofollow" class="external text" href="http://www.cnn.com/2009/TECH/science/10/19/space.new.planets/index.html">"32 planets discovered outside solar system - CNN.com"</a>. <i>CNN</i>. 19 October 2009<span class="reference-accessdate">. Retrieved <span class="nowrap">4 May</span> 2010</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=CNN&rft.atitle=32+planets+discovered+outside+solar+system+-+CNN.com&rft.date=2009-10-19&rft_id=http%3A%2F%2Fwww.cnn.com%2F2009%2FTECH%2Fscience%2F10%2F19%2Fspace.new.planets%2Findex.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLovisPepeBouchyLo_Curto2006" class="citation book cs1">Lovis, Christophe; Pepe, Francesco; Bouchy, François; Lo Curto, Gaspare; Mayor, Michel; Pasquini, Luca; Queloz, Didier; Rupprecht, Gero; Udry, Stéphane; Zucker, Shay (2006). <a rel="nofollow" class="external text" href="http://www.eso.org/sci/facilities/lasilla/instruments/harps/science/papers/6269-25.pdf">"The exoplanet hunter HARPS: Unequalled accuracy and perspectives toward 1 cm s<sup>−1</sup>precision"</a> <span class="cs1-format">(PDF)</span>. In McLean, Ian S.; Iye, Masanori (eds.). <i>Ground-based and Airborne Instrumentation for Astronomy</i>. Proceedings of SPIE. Vol. 6269. pp. 62690P. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2006SPIE.6269E..0PL">2006SPIE.6269E..0PL</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1117%2F12.669991">10.1117/12.669991</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:120961535">120961535</a><span class="reference-accessdate">. Retrieved <span class="nowrap">14 September</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=The+exoplanet+hunter+HARPS%3A+Unequalled+accuracy+and+perspectives+toward+1+cm+s%3Csup%3E%E2%88%921%3C%2Fsup%3Eprecision&rft.btitle=Ground-based+and+Airborne+Instrumentation+for+Astronomy&rft.series=Proceedings+of+SPIE&rft.pages=62690P&rft.date=2006&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A120961535%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1117%2F12.669991&rft_id=info%3Abibcode%2F2006SPIE.6269E..0PL&rft.aulast=Lovis&rft.aufirst=Christophe&rft.au=Pepe%2C+Francesco&rft.au=Bouchy%2C+Fran%C3%A7ois&rft.au=Lo+Curto%2C+Gaspare&rft.au=Mayor%2C+Michel&rft.au=Pasquini%2C+Luca&rft.au=Queloz%2C+Didier&rft.au=Rupprecht%2C+Gero&rft.au=Udry%2C+St%C3%A9phane&rft.au=Zucker%2C+Shay&rft_id=http%3A%2F%2Fwww.eso.org%2Fsci%2Ffacilities%2Flasilla%2Finstruments%2Fharps%2Fscience%2Fpapers%2F6269-25.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-seis-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-seis_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFCarrierEggenbergerLeyder2008" class="citation journal cs1">Carrier; Eggenberger, P; Leyder, J-C (2008). <a rel="nofollow" class="external text" href="http://www.iop.org/EJ/article/1742-6596/118/1/012047/jpconf8_118_012047.pdf">"Asteroseismology of solar-type stars: particular physical effects"</a> <span class="cs1-format">(PDF)</span>. <i>Journal of Physics: Conference Series</i>. <b>118</b> (1): 012047. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2008JPhCS.118a2047C">2008JPhCS.118a2047C</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.1088%2F1742-6596%2F118%2F1%2F012047">10.1088/1742-6596/118/1/012047</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Journal+of+Physics%3A+Conference+Series&rft.atitle=Asteroseismology+of+solar-type+stars%3A+particular+physical+effects&rft.volume=118&rft.issue=1&rft.pages=012047&rft.date=2008&rft_id=info%3Adoi%2F10.1088%2F1742-6596%2F118%2F1%2F012047&rft_id=info%3Abibcode%2F2008JPhCS.118a2047C&rft.au=Carrier&rft.au=Eggenberger%2C+P&rft.au=Leyder%2C+J-C&rft_id=http%3A%2F%2Fwww.iop.org%2FEJ%2Farticle%2F1742-6596%2F118%2F1%2F012047%2Fjpconf8_118_012047.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-mayor-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-mayor_5-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFMayorBonfilsForveilleDelfosse2009" class="citation journal cs1">Mayor, Michel; Bonfils, Xavier; Forveille, Thierry; et al. (2009). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20090521052641/http://obswww.unige.ch/~udry/Gl581_preprint.pdf">"The HARPS search for southern extra-solar planets, XVIII. An Earth-mass planet in the GJ 581 planetary system"</a> <span class="cs1-format">(PDF)</span>. <i><a href="/wiki/Astronomy_and_Astrophysics" class="mw-redirect" title="Astronomy and Astrophysics">Astronomy and Astrophysics</a></i>. <b>507</b> (1): <span class="nowrap">487–</span>494. <a href="/wiki/ArXiv_(identifier)" class="mw-redirect" title="ArXiv (identifier)">arXiv</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://arxiv.org/abs/0906.2780">0906.2780</a></span>. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2009A&A...507..487M">2009A&A...507..487M</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1051%2F0004-6361%2F200912172">10.1051/0004-6361/200912172</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:2983930">2983930</a>. Archived from <a rel="nofollow" class="external text" href="http://obswww.unige.ch/~udry/Gl581_preprint.pdf">the original</a> <span class="cs1-format">(PDF)</span> on 21 May 2009.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Astronomy+and+Astrophysics&rft.atitle=The+HARPS+search+for+southern+extra-solar+planets%2C+XVIII.+An+Earth-mass+planet+in+the+GJ+581+planetary+system&rft.volume=507&rft.issue=1&rft.pages=%3Cspan+class%3D%22nowrap%22%3E487-%3C%2Fspan%3E494&rft.date=2009&rft_id=info%3Aarxiv%2F0906.2780&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A2983930%23id-name%3DS2CID&rft_id=info%3Adoi%2F10.1051%2F0004-6361%2F200912172&rft_id=info%3Abibcode%2F2009A%26A...507..487M&rft.aulast=Mayor&rft.aufirst=Michel&rft.au=Bonfils%2C+Xavier&rft.au=Forveille%2C+Thierry&rft.au=Delfosse%2C+Xavier&rft.au=Udry%2C+St%C3%A9phane&rft.au=Bertaux%2C+Jean-Loup&rft.au=Beust%2C+Herv%C3%A9&rft.au=Bouchy%2C+Fran%C3%A7ois&rft.au=Lovis%2C+Christophe&rft.au=Pepe%2C+Francesco&rft.au=Perrier%2C+Christian&rft.au=Queloz%2C+Didier&rft.au=Santos%2C+Nuno+C.&rft_id=http%3A%2F%2Fobswww.unige.ch%2F~udry%2FGl581_preprint.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-ESO-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-ESO_6-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFAnglada-EscudéAmadoBarnesBerdiñas2016" class="citation journal cs1">Anglada-Escudé, Guillem; Amado, Pedro J.; Barnes, John; et al. (2016). <a rel="nofollow" class="external text" href="http://www.eso.org/public/archives/releases/sciencepapers/eso1629/eso1629a.pdf">"A terrestrial planet candidate in a temperate orbit around Proxima Centauri"</a> <span class="cs1-format">(PDF)</span>. <i>Nature</i>. <b>536</b> (7617): <span class="nowrap">437–</span>440. <a href="/wiki/ArXiv_(identifier)" class="mw-redirect" title="ArXiv (identifier)">arXiv</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://arxiv.org/abs/1609.03449">1609.03449</a></span>. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2016Natur.536..437A">2016Natur.536..437A</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1038%2Fnature19106">10.1038/nature19106</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/27558064">27558064</a>. <a href="/wiki/S2CID_(identifier)" class="mw-redirect" title="S2CID (identifier)">S2CID</a> <a rel="nofollow" class="external text" href="https://api.semanticscholar.org/CorpusID:4451513">4451513</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Nature&rft.atitle=A+terrestrial+planet+candidate+in+a+temperate+orbit+around+Proxima+Centauri&rft.volume=536&rft.issue=7617&rft.pages=%3Cspan+class%3D%22nowrap%22%3E437-%3C%2Fspan%3E440&rft.date=2016&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A4451513%23id-name%3DS2CID&rft_id=info%3Abibcode%2F2016Natur.536..437A&rft_id=info%3Aarxiv%2F1609.03449&rft_id=info%3Apmid%2F27558064&rft_id=info%3Adoi%2F10.1038%2Fnature19106&rft.aulast=Anglada-Escud%C3%A9&rft.aufirst=Guillem&rft.au=Amado%2C+Pedro+J.&rft.au=Barnes%2C+John&rft.au=Berdi%C3%B1as%2C+Zaira+M.&rft.au=Butler%2C+R.+Paul&rft.au=Coleman%2C+Gavin+A.+L.&rft.au=de+la+Cueva%2C+Ignacio&rft.au=Dreizler%2C+Stefan&rft.au=Endl%2C+Michael&rft.au=Giesers%2C+Benjamin&rft.au=Jeffers%2C+Sandra+V.&rft.au=Jenkins%2C+James+S.&rft.au=Jones%2C+Hugh+R.+A.&rft.au=Kiraga%2C+Marcin&rft.au=K%C3%BCrster%2C+Martin&rft.au=L%C3%B3pez-Gonz%C3%A1lez%2C+Mar%C3%ADa+J.&rft.au=Marvin%2C+Christopher+J.&rft.au=Morales%2C+Nicol%C3%A1s&rft.au=Morin%2C+Julien&rft.au=Nelson%2C+Richard+P.&rft.au=Ortiz%2C+Jos%C3%A9+L.&rft.au=Ofir%2C+Aviv&rft.au=Paardekooper%2C+Sijme-Jan&rft.au=Reiners%2C+Ansgar&rft.au=Rodr%C3%ADguez%2C+Eloy&rft.au=Rodr%C3%ADguez-L%C3%B3pez%2C+Cristina&rft.au=Sarmiento%2C+Luis+F.&rft.au=Strachan%2C+John+P.&rft.au=Tsapras%2C+Yiannis&rft.au=Tuomi%2C+Mikko&rft.au=Zechmeister%2C+Mathias&rft_id=http%3A%2F%2Fwww.eso.org%2Fpublic%2Farchives%2Freleases%2Fsciencepapers%2Feso1629%2Feso1629a.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.eso.org/public/announcements/ann18033/">"HARPS Sees Sunshine for the First Time"</a>. <i>www.eso.org</i><span class="reference-accessdate">. Retrieved <span class="nowrap">18 May</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.eso.org&rft.atitle=HARPS+Sees+Sunshine+for+the+First+Time&rft_id=https%3A%2F%2Fwww.eso.org%2Fpublic%2Fannouncements%2Fann18033%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.eso.org/public/unitedkingdom/images/ann13075a/">"A decade of discoveries from HARPS"</a>. <i>www.eso.org</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.eso.org&rft.atitle=A+decade+of+discoveries+from+HARPS&rft_id=http%3A%2F%2Fwww.eso.org%2Fpublic%2Funitedkingdom%2Fimages%2Fann13075a%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation news cs1"><a rel="nofollow" class="external text" href="http://www.eso.org/public/images/potw1314a/">"A Sparkling Ribbon of Stars — The Southern Milky Way over La Silla"</a>. <i>ESO Picture of the Week</i><span class="reference-accessdate">. Retrieved <span class="nowrap">11 April</span> 2013</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=ESO+Picture+of+the+Week&rft.atitle=A+Sparkling+Ribbon+of+Stars+%E2%80%94+The+Southern+Milky+Way+over+La+Silla&rft_id=http%3A%2F%2Fwww.eso.org%2Fpublic%2Fimages%2Fpotw1314a%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=High_Accuracy_Radial_Velocity_Planet_Searcher&action=edit&section=7" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Commons-logo.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> Media related to <a href="https://commons.wikimedia.org/wiki/Category:HARPS_spectrograph" class="extiw" title="commons:Category:HARPS spectrograph">HARPS spectrograph</a> at Wikimedia Commons</li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.eso.org/sci/facilities/lasilla/instruments/harps/index.html">"HARPS Home Page"</a>. <i><a href="/wiki/ESO" class="mw-redirect" title="ESO">ESO</a></i><span class="reference-accessdate">. Retrieved <span class="nowrap">25 April</span> 2009</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=ESO&rft.atitle=HARPS+Home+Page&rft_id=http%3A%2F%2Fwww.eso.org%2Fsci%2Ffacilities%2Flasilla%2Finstruments%2Fharps%2Findex.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.eso.org/sci/facilities/lasilla/instruments/harps/science/papers/6269-25.pdf">"The Exoplanet Hunter HARPS: unequalled accuracy and perspectives towards 1 cm/s precision"</a> <span class="cs1-format">(PDF)</span>. <i><a href="/wiki/ESO" class="mw-redirect" title="ESO">ESO</a></i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=ESO&rft.atitle=The+Exoplanet+Hunter+HARPS%3A+unequalled+accuracy+and+perspectives+towards+1+cm%2Fs+precision&rft_id=http%3A%2F%2Fwww.eso.org%2Fsci%2Ffacilities%2Flasilla%2Finstruments%2Fharps%2Fscience%2Fpapers%2F6269-25.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span> <i>(Contains list of discoveries from 2005 survey.)</i></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20081007071337/http://www.dailygalaxy.com/my_weblog/2008/06/new-nasa-techno.html">"New Planet-Hunting Technology Accelerates Discovery of Exo-Planets & Solar Systems"</a>. <i>Daily Galaxy</i>. 17 June 2008. Archived from <a rel="nofollow" class="external text" href="http://www.dailygalaxy.com/my_weblog/2008/06/new-nasa-techno.html">the original</a> on 7 October 2008<span class="reference-accessdate">. Retrieved <span class="nowrap">19 October</span> 2008</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Daily+Galaxy&rft.atitle=New+Planet-Hunting+Technology+Accelerates+Discovery+of+Exo-Planets+%26+Solar+Systems&rft.date=2008-06-17&rft_id=http%3A%2F%2Fwww.dailygalaxy.com%2Fmy_weblog%2F2008%2F06%2Fnew-nasa-techno.html&rfr_id=info%3Asid%2Fen.wikipedia.org%3AHigh+Accuracy+Radial+Velocity+Planet+Searcher" class="Z3988"></span></li> <li><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20070422214015/http://planetquest.jpl.nasa.gov/news/harps4NewPlanets.cfm">"Astronomers discover 4 new planets"</a>. <i><a href="/wiki/NASA" title="NASA">NASA</a></i>. 27 March 2007. 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href="/wiki/Template_talk:European_Southern_Observatory" title="Template talk:European Southern Observatory"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:European_Southern_Observatory" title="Special:EditPage/Template:European Southern Observatory"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="European_Southern_Observatory485" style="font-size:114%;margin:0 4em"><a href="/wiki/European_Southern_Observatory" title="European Southern Observatory">European Southern Observatory</a></div></th></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Facilities</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/La_Silla_Observatory" title="La Silla Observatory">La Silla Observatory</a></li> <li><a href="/wiki/Llano_de_Chajnantor_Observatory" title="Llano de Chajnantor Observatory">Llano de Chajnantor Observatory</a></li> <li><a href="/wiki/Paranal_Observatory" title="Paranal Observatory">Paranal Observatory</a></li> <li><a href="/wiki/Space_Telescope_European_Coordinating_Facility" title="Space Telescope European Coordinating Facility">Space Telescope European Coordinating Facility</a></li></ul> </div></td><td class="noviewer navbox-image" rowspan="4" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:ESO_member_states.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/ESO_member_states.svg/80px-ESO_member_states.svg.png" decoding="async" width="80" height="109" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/21/ESO_member_states.svg/120px-ESO_member_states.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/21/ESO_member_states.svg/160px-ESO_member_states.svg.png 2x" data-file-width="336" data-file-height="458" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Telescopes</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Atacama_Large_Millimeter_Array" title="Atacama Large Millimeter Array">ALMA</a></li> <li><a href="/wiki/Atacama_Pathfinder_Experiment" title="Atacama Pathfinder Experiment">APEX</a></li> <li><a href="/wiki/Extremely_Large_Telescope" title="Extremely Large Telescope">ELT</a> <small><i>(under construction)</i></small></li> <li><a href="/wiki/ESO_3.6_m_Telescope" title="ESO 3.6 m Telescope">ESO 3.6m</a></li> <li><a href="/wiki/Swiss_1.2-metre_Leonhard_Euler_Telescope" title="Swiss 1.2-metre Leonhard Euler Telescope">EULER</a> <span style="font-size:85%;">(national)</span></li> <li><a href="/wiki/Next-Generation_Transit_Survey" title="Next-Generation Transit Survey">NGTS</a> <span style="font-size:85%;">(project)</span></li> <li><a href="/wiki/New_Technology_Telescope" title="New Technology Telescope">NTT</a></li> <li><a href="/wiki/MPG/ESO_telescope" title="MPG/ESO telescope">MPG/ESO</a></li> <li><a href="/wiki/Overwhelmingly_Large_Telescope" title="Overwhelmingly Large Telescope">OWL</a> <span style="font-size:85%;">(cancelled)</span></li> <li><a href="/wiki/VISTA_(telescope)" title="VISTA (telescope)">VISTA</a></li> <li><a href="/wiki/Very_Large_Telescope" title="Very Large Telescope">VLT</a></li> <li><a href="/wiki/VLT_Survey_Telescope" title="VLT Survey Telescope">VST</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Telescope<br />instruments</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/ESO_3.6_m_Telescope" title="ESO 3.6 m Telescope">ESO 3.6 m Telescope</a></li> <li><a href="/wiki/Swiss_1.2-metre_Leonhard_Euler_Telescope" title="Swiss 1.2-metre Leonhard Euler Telescope">CORALIE</a></li> <li><a href="/wiki/ESPRESSO" title="ESPRESSO">ESPRESSO</a></li> <li><a href="/wiki/Gamma-Ray_Burst_Optical/Near-Infrared_Detector" title="Gamma-Ray Burst Optical/Near-Infrared Detector">GROND</a></li> <li><a class="mw-selflink selflink">HARPS</a></li> <li><a href="/wiki/K-band_multi-object_spectrograph" title="K-band multi-object spectrograph">KMOS</a></li> <li><a href="/wiki/Multi_Unit_Spectroscopic_Explorer" class="mw-redirect" title="Multi Unit Spectroscopic Explorer">MUSE</a></li> <li><a href="/wiki/PIONIER_(VLTI)" class="mw-redirect" title="PIONIER (VLTI)">PIONIER</a></li> <li><a href="/wiki/Spectro-Polarimetric_High-Contrast_Exoplanet_Research" title="Spectro-Polarimetric High-Contrast Exoplanet Research">SPHERE</a></li> <li><a href="/wiki/Visible_Multi-Object_Spectrograph" class="mw-redirect" title="Visible Multi-Object Spectrograph">VIMOS</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Miscellany</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Astronomy_%26_Astrophysics" title="Astronomy & Astrophysics">Astronomy & Astrophysics</a></i></li> <li><a href="/wiki/ESO_Hotel" title="ESO Hotel">ESO Hotel</a></li> <li><a href="/wiki/Xavier_Barcons" title="Xavier Barcons">Xavier Barcons</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow hlist" colspan="3" style="text-align: center;"><div> <ul><li><b><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:European_Southern_Observatory" title="Category:European Southern Observatory">Category</a></b></li> <li><b><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Symbol_portal_class.svg" class="mw-file-description" title="Portal"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/16px-Symbol_portal_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/23px-Symbol_portal_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/31px-Symbol_portal_class.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span> <a href="/wiki/Portal:Astronomy" title="Portal:Astronomy">Portal:Astronomy</a>/<a href="/wiki/Portal:Space" class="mw-redirect" title="Portal:Space">Space</a></b></li> <li><b><span class="noviewer" typeof="mw:File"><span title="Commons page"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span> <a href="https://commons.wikimedia.org/wiki/Category:European_Southern_Observatory" class="extiw" title="commons:Category:European Southern Observatory">Commons</a></b></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Exoplanet_search_projects402" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="3"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Exoplanet_search_projects" title="Template:Exoplanet search projects"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Exoplanet_search_projects" title="Template talk:Exoplanet search projects"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Exoplanet_search_projects" title="Special:EditPage/Template:Exoplanet search projects"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Exoplanet_search_projects402" style="font-size:114%;margin:0 4em"><a href="/wiki/List_of_exoplanet_search_projects" title="List of exoplanet search projects">Exoplanet search projects</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="3"><div> <ul><li><a href="/wiki/Exoplanetology" class="mw-redirect" title="Exoplanetology">Exoplanetology</a></li> <li><a href="/wiki/Exoplanet" title="Exoplanet">Exoplanet</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Ground-based</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Anglo-Australian_Planet_Search" title="Anglo-Australian Planet Search">AAPS</a></li> <li><a href="/wiki/Automated_Planet_Finder" title="Automated Planet Finder">APF</a></li> <li><a href="/wiki/Swiss_1.2-metre_Leonhard_Euler_Telescope" title="Swiss 1.2-metre Leonhard Euler Telescope">CORALIE</a></li> <li><a href="/wiki/East-Asian_Planet_Search_Network" title="East-Asian Planet Search Network">EAPSNet</a></li> <li><a href="/wiki/ELODIE_spectrograph" title="ELODIE spectrograph">ELODIE</a></li> <li><a href="/wiki/Extremely_Large_Telescope#Instrumentation" title="Extremely Large Telescope">EPICS</a></li> <li><a href="/wiki/ESPRESSO" title="ESPRESSO">ESPRESSO</a></li> <li><a href="/wiki/Fiber-optic_Improved_Next-generation_Doppler_Search_for_Exo-Earths" title="Fiber-optic Improved Next-generation Doppler Search for Exo-Earths">FINDS Exo-Earths</a></li> <li><a href="/wiki/Geneva_Extrasolar_Planet_Search" title="Geneva Extrasolar Planet Search">Geneva</a> <ul><li><a class="mw-selflink selflink">HARPS</a></li> <li><a href="/wiki/HARPS-N" title="HARPS-N">HARPS-N</a></li></ul></li> <li><a href="/wiki/Gemini_Planet_Imager" title="Gemini Planet Imager">GPI</a></li> <li><a href="/wiki/HATNet_Project" title="HATNet Project">HATNet</a></li> <li><a href="/wiki/Hunt_for_Exomoons_with_Kepler" title="Hunt for Exomoons with Kepler">HEK</a></li> <li><a href="/wiki/HiCIAO" class="mw-redirect" title="HiCIAO">HiCIAO</a></li> <li><a href="/wiki/HIRES" class="mw-redirect" title="HIRES">HIRES</a></li> <li><a href="/wiki/Kilodegree_Extremely_Little_Telescope" title="Kilodegree Extremely Little Telescope">KELT</a></li> <li><a href="/wiki/Lick%E2%80%93Carnegie_Exoplanet_Survey" title="Lick–Carnegie Exoplanet Survey">LCES</a></li> <li><a href="/wiki/Magellan_Planet_Search_Program" title="Magellan Planet Search Program">Magellan</a></li> <li><a href="/wiki/MARVELS" class="mw-redirect" title="MARVELS">MARVELS</a></li> <li><a href="/wiki/MASCARA" title="MASCARA">MASCARA</a></li> <li><a href="/wiki/MEarth_Project" title="MEarth Project">MEarth</a></li> <li><a href="/wiki/MicroFUN" title="MicroFUN">MicroFUN</a></li> <li><a href="/wiki/Miniature_Exoplanet_Radial_Velocity_Array" title="Miniature Exoplanet Radial Velocity Array">MINERVA</a> <ul><li><a href="/wiki/MINERVA-Australis" title="MINERVA-Australis">Australis</a></li></ul></li> <li><a href="/wiki/Microlensing_Observations_in_Astrophysics" title="Microlensing Observations in Astrophysics">MOA</a></li> <li><a href="/wiki/N2K_Consortium" title="N2K Consortium">N2K</a></li> <li><a href="/wiki/Next-Generation_Transit_Survey" title="Next-Generation Transit Survey">NGTS</a></li> <li><a href="/wiki/New_Mexico_Exoplanet_Spectroscopic_Survey_Instrument" title="New Mexico Exoplanet Spectroscopic Survey Instrument">NESSI</a></li> <li><a href="/wiki/Optical_Gravitational_Lensing_Experiment" title="Optical Gravitational Lensing Experiment">OGLE</a></li> <li><a href="/wiki/Okayama_Planet_Search_Program" title="Okayama Planet Search Program">OPSP</a></li> <li><a href="/wiki/PlanetPol" title="PlanetPol">PlanetPol</a></li> <li><a href="/wiki/Project_1640" title="Project 1640">Project 1640</a></li> <li><a href="/wiki/PRL_Advanced_Radial-velocity_All-sky_Search" title="PRL Advanced Radial-velocity All-sky Search">PARAS</a></li> <li><a href="/wiki/Strategic_Explorations_of_Exoplanets_and_Disks_with_Subaru" title="Strategic Explorations of Exoplanets and Disks with Subaru">SEEDS</a></li> <li><a href="/wiki/Search_for_extraterrestrial_intelligence" title="Search for extraterrestrial intelligence">SETI</a></li> <li><a href="/wiki/SOPHIE_%C3%A9chelle_spectrograph" title="SOPHIE échelle spectrograph">SOPHIE</a></li> <li><a href="/wiki/SPECULOOS" title="SPECULOOS">SPECULOOS</a></li> <li><a href="/wiki/Spectro-Polarimetric_High-Contrast_Exoplanet_Research" title="Spectro-Polarimetric High-Contrast Exoplanet Research">SPHERE</a></li> <li><a href="/wiki/Wide_Angle_Search_for_Planets" title="Wide Angle Search for Planets">SuperWASP</a></li> <li><a href="/wiki/Systemic_(amateur_extrasolar_planet_search_project)" title="Systemic (amateur extrasolar planet search project)">Systemic</a></li> <li><a href="/wiki/Trans-Atlantic_Exoplanet_Survey" title="Trans-Atlantic Exoplanet Survey">TrES</a></li> <li><a href="/wiki/XO_Telescope" class="mw-redirect" title="XO Telescope">XO Telescope</a></li> <li><a href="/wiki/ZIMPOL/CHEOPS" title="ZIMPOL/CHEOPS">ZIMPOL/CHEOPS</a></li></ul> </div></td><td class="noviewer navbox-image" rowspan="3" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:HST_SWEEPS_Detail_2006.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/HST_SWEEPS_Detail_2006.jpg/80px-HST_SWEEPS_Detail_2006.jpg" decoding="async" width="80" height="80" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/HST_SWEEPS_Detail_2006.jpg/120px-HST_SWEEPS_Detail_2006.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/5b/HST_SWEEPS_Detail_2006.jpg/160px-HST_SWEEPS_Detail_2006.jpg 2x" data-file-width="800" data-file-height="800" /></a></span><br /><span typeof="mw:File"><a href="/wiki/File:Keplerspacecraft-FocalPlane-cutout.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/2a/Keplerspacecraft-FocalPlane-cutout.svg/80px-Keplerspacecraft-FocalPlane-cutout.svg.png" decoding="async" width="80" height="46" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/2a/Keplerspacecraft-FocalPlane-cutout.svg/120px-Keplerspacecraft-FocalPlane-cutout.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/2a/Keplerspacecraft-FocalPlane-cutout.svg/160px-Keplerspacecraft-FocalPlane-cutout.svg.png 2x" data-file-width="716" data-file-height="416" /></a></span><br /><span typeof="mw:File"><a href="/wiki/File:LombergA1024.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/be/LombergA1024.jpg/80px-LombergA1024.jpg" decoding="async" width="80" height="60" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/be/LombergA1024.jpg/120px-LombergA1024.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/be/LombergA1024.jpg/160px-LombergA1024.jpg 2x" data-file-width="1596" data-file-height="1206" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Space missions</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Past</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/MOST_(satellite)" class="mw-redirect" title="MOST (satellite)">MOST</a> <span style="font-size:85%;">(2003–2019)</span></li> <li><a href="/wiki/Sagittarius_Window_Eclipsing_Extrasolar_Planet_Search" title="Sagittarius Window Eclipsing Extrasolar Planet Search">SWEEPS</a> <span style="font-size:85%;">using <a href="/wiki/Hubble_Space_Telescope" title="Hubble Space Telescope">HST</a></span> <span style="font-size:85%;">(2006)</span></li> <li><a href="/wiki/CoRoT" title="CoRoT">CoRoT</a> <span style="font-size:85%;">(2006–2013)</span></li> <li><a href="/wiki/EPOXI" title="EPOXI">EPOXI</a> <span style="font-size:85%;">using <i><a href="/wiki/Deep_Impact_(spacecraft)" title="Deep Impact (spacecraft)">Deep Impact</a></i></span> <span style="font-size:85%;">(2008–2013)</span></li> <li><a href="/wiki/Kepler_space_telescope" title="Kepler space telescope">Kepler</a> <span style="font-size:85%;">(2009–2018)</span> <ul><li><span style="font-size:85%;"><a href="/wiki/List_of_exoplanets_discovered_by_the_Kepler_space_telescope" title="List of exoplanets discovered by the Kepler space telescope">detected exoplanets</a></span></li></ul></li> <li><a href="/wiki/ASTERIA_(spacecraft)" title="ASTERIA (spacecraft)">ASTERIA</a> <span style="font-size:85%;">(2017–2020)</span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Current</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/Gaia_(spacecraft)" title="Gaia (spacecraft)">Gaia</a></i> <span style="font-size:85%;">(2013–present)</span></li> <li><a href="/wiki/Transiting_Exoplanet_Survey_Satellite" title="Transiting Exoplanet Survey Satellite">TESS</a> <span style="font-size:85%;">(2018–present)</span></li> <li><a href="/wiki/CHEOPS" title="CHEOPS">CHEOPS</a> <span style="font-size:85%;">(2019–present)</span></li> <li><i><a href="/wiki/Hayabusa2" title="Hayabusa2">Hayabusa2</a></i> <span style="font-size:85%;">(2021–present)</span></li> <li><a href="/wiki/James_Webb_Space_Telescope" title="James Webb Space Telescope">James Webb Space Telescope</a> <span style="font-size:85%;">(2021–present)</span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Planned</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a href="/wiki/PLATO_(spacecraft)" title="PLATO (spacecraft)">PLATO</a></i> <span style="font-size:85%;">(2026)</span></li> <li><a href="/wiki/ARIEL" title="ARIEL">ARIEL</a> <span style="font-size:85%;">(2029)</span></li> <li><a href="/wiki/Nancy_Grace_Roman_Space_Telescope" title="Nancy Grace Roman Space Telescope">Nancy Grace Roman Space Telescope</a> <span style="font-size:85%;">(mid-2020s)</span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Proposed</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Exoplanetary_Circumstellar_Environments_and_Disk_Explorer" title="Exoplanetary Circumstellar Environments and Disk Explorer">EXCEDE</a></li> <li><a href="/wiki/Habitable_Exoplanet_Imaging_Mission" class="mw-redirect" title="Habitable Exoplanet Imaging Mission">HabEx</a></li> <li><a href="/wiki/Large_Interferometer_For_Exoplanets" title="Large Interferometer For Exoplanets">LIFE</a></li> <li><a href="/wiki/Large_Ultraviolet_Optical_Infrared_Surveyor" title="Large Ultraviolet Optical Infrared Surveyor">LUVOIR</a></li> <li><a href="/wiki/Nautilus_Deep_Space_Observatory" title="Nautilus Deep Space Observatory">Nautilus Deep Space Observatory</a></li> <li><a href="/wiki/New_Worlds_Mission" title="New Worlds Mission">New Worlds Mission</a></li> <li><a href="/wiki/Origins_Space_Telescope" title="Origins Space Telescope">OST</a></li> <li><a href="/wiki/PEGASE" title="PEGASE">PEGASE</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Cancelled</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><i><a 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