CINXE.COM

<!DOCTYPE html> <html class="client-nojs vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-sticky-header-enabled vector-toc-available" lang="en" dir="ltr"> <head> <meta charset="UTF-8"> <title>Idunn Mons - Wikipedia</title> <script>(function(){var className="client-js vector-feature-language-in-header-enabled vector-feature-language-in-main-page-header-disabled vector-feature-page-tools-pinned-disabled vector-feature-toc-pinned-clientpref-1 vector-feature-main-menu-pinned-disabled vector-feature-limited-width-clientpref-1 vector-feature-limited-width-content-enabled vector-feature-custom-font-size-clientpref-1 vector-feature-appearance-pinned-clientpref-1 vector-feature-night-mode-enabled skin-theme-clientpref-day vector-sticky-header-enabled vector-toc-available";var cookie=document.cookie.match(/(?:^|; )enwikimwclientpreferences=([^;]+)/);if(cookie){cookie[1].split('%2C').forEach(function(pref){className=className.replace(new RegExp('(^| )'+pref.replace(/-clientpref-\w+$|[^\w-]+/g,'')+'-clientpref-\\w+( |$)'),'$1'+pref+'$2');});}document.documentElement.className=className;}());RLCONF={"wgBreakFrames":false,"wgSeparatorTransformTable":["",""],"wgDigitTransformTable":["",""],"wgDefaultDateFormat":"dmy", "wgMonthNames":["","January","February","March","April","May","June","July","August","September","October","November","December"],"wgRequestId":"918c2e5f-687e-410a-8b92-ea5f2e00a743","wgCanonicalNamespace":"","wgCanonicalSpecialPageName":false,"wgNamespaceNumber":0,"wgPageName":"Idunn_Mons","wgTitle":"Idunn Mons","wgCurRevisionId":1169977681,"wgRevisionId":1169977681,"wgArticleId":70600239,"wgIsArticle":true,"wgIsRedirect":false,"wgAction":"view","wgUserName":null,"wgUserGroups":["*"],"wgCategories":["Pages using gadget WikiMiniAtlas","Articles with short description","Short description is different from Wikidata","Coordinates on Wikidata","Volcanoes of Venus","Mountains on Venus","Polygenetic shield volcanoes"],"wgPageViewLanguage":"en","wgPageContentLanguage":"en","wgPageContentModel":"wikitext","wgRelevantPageName":"Idunn_Mons","wgRelevantArticleId":70600239,"wgIsProbablyEditable":true,"wgRelevantPageIsProbablyEditable":true,"wgRestrictionEdit":[],"wgRestrictionMove":[], "wgNoticeProject":"wikipedia","wgCiteReferencePreviewsActive":false,"wgFlaggedRevsParams":{"tags":{"status":{"levels":1}}},"wgMediaViewerOnClick":true,"wgMediaViewerEnabledByDefault":true,"wgPopupsFlags":0,"wgVisualEditor":{"pageLanguageCode":"en","pageLanguageDir":"ltr","pageVariantFallbacks":"en"},"wgMFDisplayWikibaseDescriptions":{"search":true,"watchlist":true,"tagline":false,"nearby":true},"wgWMESchemaEditAttemptStepOversample":false,"wgWMEPageLength":4000,"wgCoordinates":{"lat":-46.5,"lon":214.5},"wgEditSubmitButtonLabelPublish":true,"wgULSPosition":"interlanguage","wgULSisCompactLinksEnabled":false,"wgVector2022LanguageInHeader":true,"wgULSisLanguageSelectorEmpty":false,"wgWikibaseItemId":"Q24297245","wgCheckUserClientHintsHeadersJsApi":["brands","architecture","bitness","fullVersionList","mobile","model","platform","platformVersion"],"GEHomepageSuggestedEditsEnableTopics":true,"wgGETopicsMatchModeEnabled":false,"wgGEStructuredTaskRejectionReasonTextInputEnabled":false, "wgGELevelingUpEnabledForUser":false};RLSTATE={"ext.globalCssJs.user.styles":"ready","site.styles":"ready","user.styles":"ready","ext.globalCssJs.user":"ready","user":"ready","user.options":"loading","ext.cite.styles":"ready","skins.vector.search.codex.styles":"ready","skins.vector.styles":"ready","skins.vector.icons":"ready","jquery.makeCollapsible.styles":"ready","ext.wikimediamessages.styles":"ready","ext.visualEditor.desktopArticleTarget.noscript":"ready","ext.uls.interlanguage":"ready","wikibase.client.init":"ready","ext.wikimediaBadges":"ready"};RLPAGEMODULES=["ext.cite.ux-enhancements","site","mediawiki.page.ready","jquery.makeCollapsible","mediawiki.toc","skins.vector.js","ext.centralNotice.geoIP","ext.centralNotice.startUp","ext.gadget.ReferenceTooltips","ext.gadget.switcher","ext.gadget.WikiMiniAtlas","ext.urlShortener.toolbar","ext.centralauth.centralautologin","mmv.bootstrap","ext.popups","ext.visualEditor.desktopArticleTarget.init","ext.visualEditor.targetLoader", "ext.echo.centralauth","ext.eventLogging","ext.wikimediaEvents","ext.navigationTiming","ext.uls.interface","ext.cx.eventlogging.campaigns","ext.cx.uls.quick.actions","wikibase.client.vector-2022","ext.checkUser.clientHints","ext.growthExperiments.SuggestedEditSession"];</script> <script>(RLQ=window.RLQ||[]).push(function(){mw.loader.impl(function(){return["user.options@12s5i",function($,jQuery,require,module){mw.user.tokens.set({"patrolToken":"+\\","watchToken":"+\\","csrfToken":"+\\"}); }];});});</script> <link rel="stylesheet" href="/w/load.php?lang=en&modules=ext.cite.styles%7Cext.uls.interlanguage%7Cext.visualEditor.desktopArticleTarget.noscript%7Cext.wikimediaBadges%7Cext.wikimediamessages.styles%7Cjquery.makeCollapsible.styles%7Cskins.vector.icons%2Cstyles%7Cskins.vector.search.codex.styles%7Cwikibase.client.init&only=styles&skin=vector-2022"> <script async="" src="/w/load.php?lang=en&modules=startup&only=scripts&raw=1&skin=vector-2022"></script> <meta name="ResourceLoaderDynamicStyles" content=""> <link rel="stylesheet" href="/w/load.php?lang=en&modules=site.styles&only=styles&skin=vector-2022"> <meta name="generator" content="MediaWiki 1.44.0-wmf.17"> <meta name="referrer" content="origin"> <meta name="referrer" content="origin-when-cross-origin"> <meta name="robots" content="max-image-preview:standard"> <meta name="format-detection" content="telephone=no"> <meta name="viewport" content="width=1120"> <meta property="og:title" content="Idunn Mons - Wikipedia"> <meta property="og:type" content="website"> <link rel="preconnect" href="//upload.wikimedia.org"> <link rel="alternate" media="only screen and (max-width: 640px)" href="//en.m.wikipedia.org/wiki/Idunn_Mons"> <link rel="alternate" type="application/x-wiki" title="Edit this page" href="/w/index.php?title=Idunn_Mons&action=edit"> <link rel="apple-touch-icon" href="/static/apple-touch/wikipedia.png"> <link rel="icon" href="/static/favicon/wikipedia.ico"> <link rel="search" type="application/opensearchdescription+xml" href="/w/rest.php/v1/search" title="Wikipedia (en)"> <link rel="EditURI" type="application/rsd+xml" href="//en.wikipedia.org/w/api.php?action=rsd"> <link rel="canonical" href="https://en.wikipedia.org/wiki/Idunn_Mons"> <link rel="license" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en"> <link rel="alternate" type="application/atom+xml" title="Wikipedia Atom feed" href="/w/index.php?title=Special:RecentChanges&feed=atom"> <link rel="dns-prefetch" href="//meta.wikimedia.org" /> <link rel="dns-prefetch" href="login.wikimedia.org"> </head> <body class="skin--responsive skin-vector skin-vector-search-vue mediawiki ltr sitedir-ltr mw-hide-empty-elt ns-0 ns-subject mw-editable page-Idunn_Mons rootpage-Idunn_Mons skin-vector-2022 action-view"><a class="mw-jump-link" href="#bodyContent">Jump to content</a> <div class="vector-header-container"> <header class="vector-header mw-header"> <div class="vector-header-start"> <nav class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-dropdown" class="vector-dropdown vector-main-menu-dropdown vector-button-flush-left vector-button-flush-right" title="Main menu" > <input type="checkbox" id="vector-main-menu-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-main-menu-dropdown" class="vector-dropdown-checkbox " aria-label="Main menu" > <label id="vector-main-menu-dropdown-label" for="vector-main-menu-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-menu mw-ui-icon-wikimedia-menu"></span> <span class="vector-dropdown-label-text">Main menu</span> </label> <div class="vector-dropdown-content"> <div id="vector-main-menu-unpinned-container" class="vector-unpinned-container"> <div id="vector-main-menu" class="vector-main-menu vector-pinnable-element"> <div class="vector-pinnable-header vector-main-menu-pinnable-header vector-pinnable-header-unpinned" data-feature-name="main-menu-pinned" data-pinnable-element-id="vector-main-menu" data-pinned-container-id="vector-main-menu-pinned-container" data-unpinned-container-id="vector-main-menu-unpinned-container" > <div class="vector-pinnable-header-label">Main menu</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-main-menu.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-main-menu.unpin">hide</button> </div> <div id="p-navigation" class="vector-menu mw-portlet mw-portlet-navigation" > <div class="vector-menu-heading"> Navigation </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-mainpage-description" class="mw-list-item"><a href="/wiki/Main_Page" title="Visit the main page [z]" accesskey="z"><span>Main page</span></a></li><li id="n-contents" class="mw-list-item"><a href="/wiki/Wikipedia:Contents" title="Guides to browsing Wikipedia"><span>Contents</span></a></li><li id="n-currentevents" class="mw-list-item"><a href="/wiki/Portal:Current_events" title="Articles related to current events"><span>Current events</span></a></li><li id="n-randompage" class="mw-list-item"><a href="/wiki/Special:Random" title="Visit a randomly selected article [x]" accesskey="x"><span>Random article</span></a></li><li id="n-aboutsite" class="mw-list-item"><a href="/wiki/Wikipedia:About" title="Learn about Wikipedia and how it works"><span>About Wikipedia</span></a></li><li id="n-contactpage" class="mw-list-item"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us" title="How to contact Wikipedia"><span>Contact us</span></a></li> </ul> </div> </div> <div id="p-interaction" class="vector-menu mw-portlet mw-portlet-interaction" > <div class="vector-menu-heading"> Contribute </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="n-help" class="mw-list-item"><a href="/wiki/Help:Contents" title="Guidance on how to use and edit Wikipedia"><span>Help</span></a></li><li id="n-introduction" class="mw-list-item"><a href="/wiki/Help:Introduction" title="Learn how to edit Wikipedia"><span>Learn to edit</span></a></li><li id="n-portal" class="mw-list-item"><a href="/wiki/Wikipedia:Community_portal" title="The hub for editors"><span>Community portal</span></a></li><li id="n-recentchanges" class="mw-list-item"><a href="/wiki/Special:RecentChanges" title="A list of recent changes to Wikipedia [r]" accesskey="r"><span>Recent changes</span></a></li><li id="n-upload" class="mw-list-item"><a href="/wiki/Wikipedia:File_upload_wizard" title="Add images or other media for use on Wikipedia"><span>Upload file</span></a></li><li id="n-specialpages" class="mw-list-item"><a href="/wiki/Special:SpecialPages"><span>Special pages</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/Main_Page" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Wikipedia" src="/static/images/mobile/copyright/wikipedia-wordmark-en.svg" style="width: 7.5em; height: 1.125em;"> <img class="mw-logo-tagline" alt="The Free Encyclopedia" src="/static/images/mobile/copyright/wikipedia-tagline-en.svg" width="117" height="13" style="width: 7.3125em; height: 0.8125em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/Special:Search" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Search Wikipedia [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search Wikipedia" aria-label="Search Wikipedia" autocapitalize="sentences" title="Search Wikipedia [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Personal tools"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Appearance</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=en.wikipedia.org&uselang=en" class=""><span>Donate</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:CreateAccount&returnto=Idunn+Mons" title="You are encouraged to create an account and log in; however, it is not mandatory" class=""><span>Create account</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:UserLogin&returnto=Idunn+Mons" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o" class=""><span>Log in</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Log in and more options" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Personal tools" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Personal tools</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=en.wikipedia.org&uselang=en"><span>Donate</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:CreateAccount&returnto=Idunn+Mons" title="You are encouraged to create an account and log in; however, it is not mandatory"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Create account</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=Special:UserLogin&returnto=Idunn+Mons" title="You're encouraged to log in; however, it's not mandatory. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Log in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Pages for logged out editors <a href="/wiki/Help:Introduction" aria-label="Learn more about editing"><span>learn more</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:MyContributions" title="A list of edits made from this IP address [y]" accesskey="y"><span>Contributions</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:MyTalk" title="Discussion about edits from this IP address [n]" accesskey="n"><span>Talk</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Site"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contents" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">(Top)</div> </a> </li> <li id="toc-Structure" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Structure"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Structure</span> </div> </a> <ul id="toc-Structure-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Activity" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Activity"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Activity</span> </div> </a> <ul id="toc-Activity-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Table of Contents" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Idunn Mons</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 2 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-2" 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">2 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Idunn_Mons" title="Idunn Mons – Spanish" lang="es" hreflang="es" data-title="Idunn Mons" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Idunn_Mons" title="Idunn Mons – Italian" lang="it" hreflang="it" data-title="Idunn Mons" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q24297245#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Edit links</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namespaces"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Idunn_Mons" title="View the content page [c]" accesskey="c"><span>Article</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Talk:Idunn_Mons" rel="discussion" title="Discuss improvements to the content page [t]" accesskey="t"><span>Talk</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Change language variant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">English</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Views"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Idunn_Mons"><span>Read</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Idunn_Mons&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Idunn_Mons&action=history" title="Past revisions of this page [h]" accesskey="h"><span>View history</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Tools" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Tools</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Tools</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">hide</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="More options" > <div class="vector-menu-heading"> Actions </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Idunn_Mons"><span>Read</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Idunn_Mons&action=edit" title="Edit this page [e]" accesskey="e"><span>Edit</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Idunn_Mons&action=history"><span>View history</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:WhatLinksHere/Idunn_Mons" title="List of all English Wikipedia pages containing links to this page [j]" accesskey="j"><span>What links here</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:RecentChangesLinked/Idunn_Mons" rel="nofollow" title="Recent changes in pages linked from this page [k]" accesskey="k"><span>Related changes</span></a></li><li id="t-upload" class="mw-list-item"><a href="//en.wikipedia.org/wiki/Wikipedia:File_Upload_Wizard" title="Upload files [u]" accesskey="u"><span>Upload file</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Idunn_Mons&oldid=1169977681" title="Permanent link to this revision of this page"><span>Permanent link</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Idunn_Mons&action=info" title="More information about this page"><span>Page information</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:CiteThisPage&page=Idunn_Mons&id=1169977681&wpFormIdentifier=titleform" title="Information on how to cite this page"><span>Cite this page</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FIdunn_Mons"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fen.wikipedia.org%2Fwiki%2FIdunn_Mons"><span>Download QR code</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Print/export </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Idunn_Mons&action=show-download-screen" title="Download this page as a PDF file"><span>Download as PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Idunn_Mons&printable=yes" title="Printable version of this page [p]" accesskey="p"><span>Printable version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In other projects </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q24297245" title="Structured data on this page hosted by Wikidata [g]" accesskey="g"><span>Wikidata item</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> <div id="mw-indicator-coordinates" class="mw-indicator"><div class="mw-parser-output"><span id="coordinates"><a href="/wiki/Geographic_coordinate_system" title="Geographic coordinate system">Coordinates</a>: <style data-mw-deduplicate="TemplateStyles:r1156832818">.mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct,.mw-parser-output .geo-inline-hidden{display:none}.mw-parser-output .longitude,.mw-parser-output .latitude{white-space:nowrap}</style><span class="plainlinks nourlexpansion"><a class="external text" href="https://geohack.toolforge.org/geohack.php?pagename=Idunn_Mons&params=46.5_S_214.5_E_globe:venus_type:landmark"><span class="geo-nondefault"><span class="geo-dms" title="Maps, aerial photos, and other data for this location"><span class="latitude">46°30′S</span> <span class="longitude">214°30′E</span></span></span><span class="geo-multi-punct"> / </span><span class="geo-default"><span class="geo-dec" title="Maps, aerial photos, and other data for this location">46.5°S 214.5°E</span><span style="display:none"> / <span class="geo">-46.5; 214.5</span></span></span></a></span></span></div></div> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Volcano on Venus</div> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox"><caption class="infobox-title">Idunn Mons</caption><tbody><tr><th scope="row" class="infobox-label">Feature type</th><td class="infobox-data"><a href="/wiki/Shield_volcano" title="Shield volcano">Shield volcano</a></td></tr><tr><th scope="row" class="infobox-label">Coordinates</th><td class="infobox-data"><span class="geo-inline"><style data-mw-deduplicate="TemplateStyles:r1156832818">.mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct,.mw-parser-output .geo-inline-hidden{display:none}.mw-parser-output .longitude,.mw-parser-output .latitude{white-space:nowrap}</style><span class="plainlinks nourlexpansion"><a class="external text" href="https://geohack.toolforge.org/geohack.php?pagename=Idunn_Mons&params=46.5_S_214.5_E_globe:venus_type:landmark"><span class="geo-nondefault"><span class="geo-dms" title="Maps, aerial photos, and other data for this location"><span class="latitude">46°30′S</span> <span class="longitude">214°30′E</span></span></span><span class="geo-multi-punct"> / </span><span class="geo-default"><span class="geo-dec" title="Maps, aerial photos, and other data for this location">46.5°S 214.5°E</span><span style="display:none"> / <span class="geo">-46.5; 214.5</span></span></span></a></span></span><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label">Diameter</th><td class="infobox-data">250 km (160 mi)</td></tr><tr><th scope="row" class="infobox-label">Peak</th><td class="infobox-data"> <ul><li>2.5 km (1.6 mi) 8,202.1 ft (2,500.0 m)<br /></li> <li>3.6 km (2.2 mi) 11,811 ft (3,600 m) above mean.</li></ul> </td></tr><tr><th scope="row" class="infobox-label">Eponym</th><td class="infobox-data"><a href="/wiki/I%C3%B0unn" title="Iðunn">Iðunn</a></td></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r1238443738">.mw-parser-output .locmap .od{position:absolute}.mw-parser-output .locmap .id{position:absolute;line-height:0}.mw-parser-output .locmap .l0{font-size:0;position:absolute}.mw-parser-output .locmap .pv{line-height:110%;position:absolute;text-align:center}.mw-parser-output .locmap .pl{line-height:110%;position:absolute;top:-0.75em;text-align:right}.mw-parser-output .locmap .pr{line-height:110%;position:absolute;top:-0.75em;text-align:left}.mw-parser-output .locmap .pv>div{display:inline;padding:1px}.mw-parser-output .locmap .pl>div{display:inline;padding:1px;float:right}.mw-parser-output .locmap .pr>div{display:inline;padding:1px;float:left}@media screen{html.skin-theme-clientpref-night .mw-parser-output .od,html.skin-theme-clientpref-night .mw-parser-output .od .pv>div,html.skin-theme-clientpref-night .mw-parser-output .od .pl>div,html.skin-theme-clientpref-night .mw-parser-output .od .pr>div{background:#fff!important;color:#000!important}html.skin-theme-clientpref-night .mw-parser-output .locmap{filter:grayscale(0.6)}html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data .locmap div{background:transparent!important}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .locmap{filter:grayscale(0.6)}html.skin-theme-clientpref-os .mw-parser-output .od,html.skin-theme-clientpref-os .mw-parser-output .od .pv>div,html.skin-theme-clientpref-os .mw-parser-output .od .pl>div,html.skin-theme-clientpref-os .mw-parser-output .od .pr>div{background:white!important;color:#000!important}html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data .locmap div{background:transparent!important}}</style><div class="locmap noviewer noresize thumb tright"><div class="thumbinner" style="width:242px"><div style="position:relative;width:240px;border:1px solid lightgray"><span class="notpageimage" typeof="mw:File"><a href="/wiki/File:Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg" class="mw-file-description" title="Idunn Mons is located in Venus"><img alt="Idunn Mons is located in Venus" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg/240px-Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg" decoding="async" width="240" height="120" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg/360px-Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/72/Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg/480px-Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg 2x" data-file-width="1440" data-file-height="720" /></a></span><div class="od notheme" style="top:75.833%;left:9.583%;font-size:91%"><div class="id" style="left:-4px;top:-4px"><span class="notpageimage" typeof="mw:File"><span title="Idunn Mons"><img alt="Idunn Mons" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Blue_pog.svg/8px-Blue_pog.svg.png" decoding="async" width="8" height="8" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Blue_pog.svg/12px-Blue_pog.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/d7/Blue_pog.svg/16px-Blue_pog.svg.png 2x" data-file-width="64" data-file-height="64" /></span></span></div></div></div><div class="thumbcaption"><div class="magnify"><a href="/wiki/File:Venus_map_NASA_JPL_Magellan-Venera-Pioneer.jpg" title="File:Venus map NASA JPL Magellan-Venera-Pioneer.jpg">class=notpageimage| </a></div>Idunn Mons location on Venusian surface.</div></div></div> <p><b>Idunn Mons</b> is a <a href="/wiki/Shield_volcano" title="Shield volcano">shield volcano</a> on the planet <a href="/wiki/Venus" title="Venus">Venus</a>. It is named after <a href="/wiki/I%C3%B0unn" title="Iðunn">Iðunn</a>, a goddess in <a href="/wiki/Norse_mythology" title="Norse mythology">Norse mythology</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Structure">Structure</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Idunn_Mons&action=edit&section=1" title="Edit section: Structure"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The volcano rises above the flat highlands of Imdr Regio, an igneous province, to a height of 2.5 km (1.6 mi), and is approximately 250 km in diameter. It rises approximately 3.6 km above the <a href="/w/index.php?title=Mean_planetary_radius&action=edit&redlink=1" class="new" title="Mean planetary radius (page does not exist)">mean planetary radius</a>. Lava flows originating from the volcano have traveled in all directions, reaching as far as 550 km. The Olapa Chasma, a 1,300-km-long <a href="/wiki/Rift" title="Rift">rift</a> system, crosses the volcano in a northwest–southeast direction.<sup id="cite_ref-López_2-0" class="reference"><a href="#cite_note-López-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>The volcano features a 45-km-wide, flat-topped summit at its center. A cluster of overlapping <a href="/wiki/Caldera" title="Caldera">calderas</a> between 14 and 17 km in diameter is centered at the summit. To the northeast of the caldera cluster is a dome-shaped feature. The flat-topped summit may be explained by flank collapses due to tectonic instability as it is situated within the Olapa Chasma rift. These flank collapses altered the topography of the volcano. Young summit lava flows began to cover the affected ares, eventually burying the collapse area in new flows that reconstructed the flank.<sup id="cite_ref-López_2-1" class="reference"><a href="#cite_note-López-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Activity">Activity</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Idunn_Mons&action=edit&section=2" title="Edit section: Activity"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>There are claims by scientists that Idunn Mons is volcanically active or was active recently, although no eruptions have been directly observed.<sup id="cite_ref-López_2-2" class="reference"><a href="#cite_note-López-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Volcanism on Venus is not well-studied, but the lack of <a href="/wiki/Impact_crater" title="Impact crater">impact craters</a> and discovery of <a href="/wiki/Phosphine" title="Phosphine">phosphine</a> in the chemical composition of its atmosphere suggest recent or ongoing volcanic activity.<sup id="cite_ref-Choi_3-0" class="reference"><a href="#cite_note-Choi-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>Recent lava flows have buried evidence of rift fractures and lateral collapse, and the lack of erosion suggest young eruptive activity. Along the eastern flank are possible collapse scars and amphitheater-like structures that may represent <a href="/wiki/Parasitic_cone" title="Parasitic cone">parasitic cones</a>. Previous studies have dated the lava flows at 2.5 million to 250,000 years old. However, a 2021 study published by the <a href="/wiki/American_Astronomical_Society" title="American Astronomical Society">American Astronomical Society</a> suggests the last eruption of Idunn Mons may have occurred from within the last 10,000 years to as recent as several years ago.<sup id="cite_ref-D'Incecco_et_al_4-0" class="reference"><a href="#cite_note-D'Incecco_et_al-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <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=Idunn_Mons&action=edit&section=3" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Volcanism_on_Venus" title="Volcanism on Venus">Volcanism on Venus</a></li></ul> <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=Idunn_Mons&action=edit&section=4" title="Edit section: References"><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-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</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 class="citation encyclopaedia cs1"><a rel="nofollow" class="external text" href="https://planetarynames.wr.usgs.gov/Feature/2653">"Idunn Mons"</a>. <i>Gazetteer of Planetary Nomenclature</i>. USGS Astrogeology Research Program.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=Idunn+Mons&rft.btitle=Gazetteer+of+Planetary+Nomenclature&rft.pub=USGS+Astrogeology+Research+Program&rft_id=https%3A%2F%2Fplanetarynames.wr.usgs.gov%2FFeature%2F2653&rfr_id=info%3Asid%2Fen.wikipedia.org%3AIdunn+Mons" class="Z3988"></span></span> </li> <li id="cite_note-López-2"><span class="mw-cite-backlink">^ <a href="#cite_ref-López_2-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-López_2-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-López_2-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFLópezD'InceccoFilibertoKomatsu2022" class="citation journal cs1">López, Iván; D'Incecco, Piero; Filiberto, Justin; Komatsu, Goro (2022). <a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.jvolgeores.2021.107428">"The volcanology of Idunn Mons, Venus: The complex evolution of a possible active volcano"</a>. <i>Journal of Volcanology and Geothermal Research</i>. <b>421</b> (107428). <a href="/wiki/Elsevier" title="Elsevier">Elsevier</a>: 107428. <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/10.1016%2Fj.jvolgeores.2021.107428">10.1016/j.jvolgeores.2021.107428</a></span>. <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:244085450">244085450</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Journal+of+Volcanology+and+Geothermal+Research&rft.atitle=The+volcanology+of+Idunn+Mons%2C+Venus%3A+The+complex+evolution+of+a+possible+active+volcano&rft.volume=421&rft.issue=107428&rft.pages=107428&rft.date=2022&rft_id=info%3Adoi%2F10.1016%2Fj.jvolgeores.2021.107428&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A244085450%23id-name%3DS2CID&rft.aulast=L%C3%B3pez&rft.aufirst=Iv%C3%A1n&rft.au=D%27Incecco%2C+Piero&rft.au=Filiberto%2C+Justin&rft.au=Komatsu%2C+Goro&rft_id=https%3A%2F%2Fdoi.org%2F10.1016%252Fj.jvolgeores.2021.107428&rfr_id=info%3Asid%2Fen.wikipedia.org%3AIdunn+Mons" class="Z3988"></span></span> </li> <li id="cite_note-Choi-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-Choi_3-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFChoi2021" class="citation web cs1">Choi, Charles Q. (9 December 2021). <a rel="nofollow" class="external text" href="https://www.space.com/venus-volcanoes-active-new-research">"Are volcanoes erupting on Venus?"</a>. <a href="/wiki/Space.com" title="Space.com">Space.com</a><span class="reference-accessdate">. Retrieved <span class="nowrap">22 April</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Are+volcanoes+erupting+on+Venus%3F&rft.pub=Space.com&rft.date=2021-12-09&rft.aulast=Choi&rft.aufirst=Charles+Q.&rft_id=https%3A%2F%2Fwww.space.com%2Fvenus-volcanoes-active-new-research&rfr_id=info%3Asid%2Fen.wikipedia.org%3AIdunn+Mons" class="Z3988"></span></span> </li> <li id="cite_note-D'Incecco_et_al-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-D'Incecco_et_al_4-0">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFD'InceccoFilibertoLópezGorinov2021" class="citation journal cs1">D'Incecco, P.; Filiberto, J.; López, I.; Gorinov, D. A.; Komatsu, G. (2021). <a rel="nofollow" class="external text" href="https://doi.org/10.3847%2FPSJ%2Fac2258">"Idunn Mons: Evidence for Ongoing Volcano-tectonic Activity and Atmospheric Implications on Venus"</a>. <i>The Planetary Science Journal</i>. <b>2</b> (5). <a href="/wiki/American_Astronomical_Society" title="American Astronomical Society">American Astronomical Society</a>: 215. <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/10.3847%2FPSJ%2Fac2258">10.3847/PSJ/ac2258</a></span>. <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:240068859">240068859</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=The+Planetary+Science+Journal&rft.atitle=Idunn+Mons%3A+Evidence+for+Ongoing+Volcano-tectonic+Activity+and+Atmospheric+Implications+on+Venus&rft.volume=2&rft.issue=5&rft.pages=215&rft.date=2021&rft_id=info%3Adoi%2F10.3847%2FPSJ%2Fac2258&rft_id=https%3A%2F%2Fapi.semanticscholar.org%2FCorpusID%3A240068859%23id-name%3DS2CID&rft.aulast=D%27Incecco&rft.aufirst=P.&rft.au=Filiberto%2C+J.&rft.au=L%C3%B3pez%2C+I.&rft.au=Gorinov%2C+D.+A.&rft.au=Komatsu%2C+G.&rft_id=https%3A%2F%2Fdoi.org%2F10.3847%252FPSJ%252Fac2258&rfr_id=info%3Asid%2Fen.wikipedia.org%3AIdunn+Mons" 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=Idunn_Mons&action=edit&section=5" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="https://photojournal.jpl.nasa.gov/feature/Idunn+Mons">PIA13001: Surface Warmth on a Venus Volcano</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist dd dd:first-child::before,.mw-parser-output .hlist dd dt:first-child::before,.mw-parser-output .hlist dd li:first-child::before,.mw-parser-output .hlist dt dd:first-child::before,.mw-parser-output .hlist dt dt:first-child::before,.mw-parser-output .hlist dt li:first-child::before,.mw-parser-output .hlist li dd:first-child::before,.mw-parser-output .hlist li dt:first-child::before,.mw-parser-output .hlist li li:first-child::before{content:" (";font-weight:normal}.mw-parser-output .hlist dd dd:last-child::after,.mw-parser-output .hlist dd dt:last-child::after,.mw-parser-output .hlist dd li:last-child::after,.mw-parser-output .hlist dt dd:last-child::after,.mw-parser-output .hlist dt dt:last-child::after,.mw-parser-output .hlist dt li:last-child::after,.mw-parser-output .hlist li dd:last-child::after,.mw-parser-output .hlist li dt:last-child::after,.mw-parser-output .hlist li li:last-child::after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow{padding:0.25em 1em;line-height:1.5em;text-align:center}.mw-parser-output .navbox-group{white-space:nowrap;text-align:right}.mw-parser-output .navbox,.mw-parser-output .navbox-subgroup{background-color:#fdfdfd}.mw-parser-output .navbox-list{line-height:1.5em;border-color:#fdfdfd}.mw-parser-output .navbox-list-with-group{text-align:left;border-left-width:2px;border-left-style:solid}.mw-parser-output tr+tr>.navbox-abovebelow,.mw-parser-output tr+tr>.navbox-group,.mw-parser-output tr+tr>.navbox-image,.mw-parser-output tr+tr>.navbox-list{border-top:2px solid #fdfdfd}.mw-parser-output .navbox-title{background-color:#ccf}.mw-parser-output .navbox-abovebelow,.mw-parser-output .navbox-group,.mw-parser-output .navbox-subgroup .navbox-title{background-color:#ddf}.mw-parser-output .navbox-subgroup .navbox-group,.mw-parser-output .navbox-subgroup .navbox-abovebelow{background-color:#e6e6ff}.mw-parser-output .navbox-even{background-color:#f7f7f7}.mw-parser-output .navbox-odd{background-color:transparent}.mw-parser-output .navbox .hlist td dl,.mw-parser-output .navbox .hlist td ol,.mw-parser-output .navbox .hlist td ul,.mw-parser-output .navbox td.hlist dl,.mw-parser-output .navbox td.hlist ol,.mw-parser-output .navbox td.hlist ul{padding:0.125em 0}.mw-parser-output .navbox .navbar{display:block;font-size:100%}.mw-parser-output .navbox-title .navbar{float:left;text-align:left;margin-right:0.5em}body.skin--responsive .mw-parser-output .navbox-image img{max-width:none!important}@media print{body.ns-0 .mw-parser-output .navbox{display:none!important}}</style></div><div role="navigation" class="navbox" aria-labelledby="Venus319" style="padding:3px"><table class="nowraplinks hlist mw-collapsible mw-collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Venus" title="Template:Venus"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Venus" title="Template talk:Venus"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Venus" title="Special:EditPage/Template:Venus"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Venus319" style="font-size:114%;margin:0 4em"><a href="/wiki/Venus" title="Venus">Venus</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><a href="/wiki/Outline_of_Venus" title="Outline of Venus">Outline of Venus</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Geography</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%">General</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/Arachnoid_(astrogeology)" title="Arachnoid (astrogeology)">Arachnoid</a></li> <li><a href="/wiki/Atmosphere_of_Venus" title="Atmosphere of Venus">Atmosphere</a></li> <li><a href="/wiki/List_of_extraterrestrial_dune_fields" title="List of extraterrestrial dune fields">Dune fields</a></li> <li><a href="/wiki/List_of_geological_features_on_Venus" title="List of geological features on Venus">Features</a></li> <li><a href="/wiki/Mapping_of_Venus" title="Mapping of Venus">Mapping of Venus</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Regions</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%">Regio</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/Alpha_Regio" title="Alpha Regio">Alpha Regio</a></li> <li><a href="/wiki/Asteria_Regio" title="Asteria Regio">Asteria Regio</a></li> <li><a href="/wiki/Beta_Regio" title="Beta Regio">Beta Regio</a></li> <li><a href="/wiki/Ovda_Regio" title="Ovda Regio">Ovda Regio</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/List_of_terrae_on_Venus" title="List of terrae on Venus">Terrae</a></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/Aphrodite_Terra" title="Aphrodite Terra">Aphrodite Terra</a></li> <li><a href="/wiki/Ishtar_Terra" title="Ishtar Terra">Ishtar Terra</a></li> <li><a href="/wiki/Lada_Terra" title="Lada Terra">Lada Terra</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/List_of_montes_on_Venus" title="List of montes on Venus">Mountains</a><br />and<br /><a href="/wiki/Volcanism_on_Venus" title="Volcanism on Venus">volcanoes</a></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/Abeona_Mons" title="Abeona Mons">Abeona Mons</a></li> <li><a href="/wiki/Akna_Montes" title="Akna Montes">Akna Montes</a></li> <li><a href="/wiki/Anala_Mons" title="Anala Mons">Anala Mons</a></li> <li><a href="/wiki/Artemis_Corona" title="Artemis Corona">Artemis Corona</a></li> <li><a href="/wiki/Ba%CA%BDhet_Corona" title="Baʽhet Corona">Baʽhet Corona</a></li> <li><a href="/wiki/Boala_Corona" class="mw-redirect" title="Boala Corona">Boala Corona</a></li> <li><a href="/wiki/Ciuacoatl_Mons" title="Ciuacoatl Mons">Ciuacoatl Mons</a></li> <li><a href="/wiki/Fand_Mons" class="mw-redirect" title="Fand Mons">Fand Mons</a></li> <li><a href="/wiki/Fotla_Corona" class="mw-redirect" title="Fotla Corona">Fotla Corona</a></li> <li><a href="/wiki/Gula_Mons" title="Gula Mons">Gula Mons</a></li> <li><a href="/wiki/Heng-o_Corona" title="Heng-o Corona">Heng-o Corona</a></li> <li><a href="/wiki/Iaso_Tholus" title="Iaso Tholus">Iaso Tholus</a></li> <li><a class="mw-selflink selflink">Idunn Mons</a></li> <li><a href="/wiki/Irnini_Mons" title="Irnini Mons">Irnini Mons</a></li> <li><a href="/wiki/Jaszai_Patera" title="Jaszai Patera">Jaszai Patera</a></li> <li><a href="/wiki/Maat_Mons" title="Maat Mons">Maat Mons</a></li> <li><a href="/wiki/Maxwell_Montes" title="Maxwell Montes">Maxwell Montes</a></li> <li><a href="/wiki/Nightingale_Corona" title="Nightingale Corona">Nightingale Corona</a></li> <li><a href="/wiki/Onatah_Corona" title="Onatah Corona">Onatah Corona</a></li> <li><a href="/wiki/Ozza_Mons" title="Ozza Mons">Ozza Mons</a></li> <li><a href="/wiki/Pavlova_Corona" title="Pavlova Corona">Pavlova Corona</a></li> <li><a href="/wiki/Quetzalpetlatl_Corona" title="Quetzalpetlatl Corona">Quetzalpetlatl Corona</a></li> <li><a href="/wiki/Pancake_dome" title="Pancake dome">Pancake dome</a></li> <li><a href="/wiki/Renpet_Mons" title="Renpet Mons">Renpet Mons</a></li> <li><a href="/wiki/Sacajawea_Patera" title="Sacajawea Patera">Sacajawea Patera</a></li> <li><a href="/wiki/Sachs_Patera" title="Sachs Patera">Sachs Patera</a></li> <li><a href="/wiki/Sapas_Mons" title="Sapas Mons">Sapas Mons</a></li> <li><a href="/wiki/Scalloped_margin_dome" title="Scalloped margin dome">Scalloped margin dome</a></li> <li><a href="/wiki/Siddons_Patera" class="mw-redirect" title="Siddons Patera">Siddons Patera</a></li> <li><a href="/wiki/Sif_Mons" title="Sif Mons">Sif Mons</a></li> <li><a href="/wiki/Skadi_Mons" title="Skadi Mons">Skadi Mons</a></li> <li><a href="/wiki/Theia_Mons" title="Theia Mons">Theia Mons</a></li> <li><a href="/wiki/Ushas_Mons" title="Ushas Mons">Ushas Mons</a></li> <li><a href="/wiki/Zisa_Corona" title="Zisa Corona">Zisa Corona</a></li> <li><a href="/wiki/List_of_coronae_on_Venus" title="List of coronae on Venus">List of coronae on Venus</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/List_of_geological_features_on_Venus" title="List of geological features on Venus">Plains</a> and<br /> <a href="/wiki/List_of_geological_features_on_Venus" title="List of geological features on Venus">plateaus</a></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/Guinevere_Planitia" title="Guinevere Planitia">Guinevere Planitia</a></li> <li><a href="/wiki/Lakshmi_Planum" title="Lakshmi Planum">Lakshmi Planum</a></li> <li><a href="/wiki/Sedna_Planitia" title="Sedna Planitia">Sedna Planitia</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/List_of_geological_features_on_Venus" title="List of geological features on Venus">Canyons</a> and<br /> <a href="/wiki/List_of_geological_features_on_Venus" title="List of geological features on Venus">valleys</a></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/Aikhulu_Chasma" class="mw-redirect" title="Aikhulu Chasma">Aikhulu Chasma</a></li> <li><a href="/wiki/Artemis_Chasma" title="Artemis Chasma">Artemis Chasma</a></li> <li><a href="/wiki/Baltis_Vallis" title="Baltis Vallis">Baltis Vallis</a></li> <li><a href="/wiki/Dali_Chasma" title="Dali Chasma">Dali Chasma</a></li> <li><a href="/wiki/Devana_Chasma" title="Devana Chasma">Devana Chasma</a></li> <li><a href="/wiki/Diana_Chasma" class="mw-redirect" title="Diana Chasma">Diana Chasma</a></li> <li><a href="/wiki/Ganis_Chasma" title="Ganis Chasma">Ganis Chasma</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/List_of_craters_on_Venus" title="List of craters on Venus">Craters</a></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/Addams_(crater)" title="Addams (crater)">Addams</a></li> <li><a href="/wiki/Adivar_(crater)" title="Adivar (crater)">Adivar</a></li> <li><a href="/wiki/Agnesi_(crater)" title="Agnesi (crater)">Agnesi</a></li> <li><a href="/wiki/Alcott_(crater)" title="Alcott (crater)">Alcott</a></li> <li><a href="/wiki/Ariadne_(crater)" title="Ariadne (crater)">Ariadne</a></li> <li><a href="/wiki/Aurelia_(crater)" title="Aurelia (crater)">Aurelia</a></li> <li><a href="/wiki/Balch_(crater)" title="Balch (crater)">Balch</a></li> <li><a href="/wiki/Barton_(crater)" title="Barton (crater)">Barton</a></li> <li><a href="/wiki/Buck_(crater)" title="Buck (crater)">Buck</a></li> <li><a href="/wiki/Cleopatra_(crater)" title="Cleopatra (crater)">Cleopatra</a></li> <li><a href="/wiki/Cunitz_(crater)" title="Cunitz (crater)">Cunitz</a></li> <li><a href="/wiki/Danilova_(crater)" title="Danilova (crater)">Danilova</a></li> <li><a href="/wiki/De_Lalande_(crater)" title="De Lalande (crater)">De Lalande</a></li> <li><a href="/wiki/Dickinson_(crater)" title="Dickinson (crater)">Dickinson</a></li> <li><a href="/wiki/Goeppert-Mayer_(crater)" title="Goeppert-Mayer (crater)">Goeppert-Mayer</a></li> <li><a href="/wiki/Golubkina_(crater)" title="Golubkina (crater)">Golubkina</a></li> <li><a href="/wiki/Grimke_(crater)" title="Grimke (crater)">Grimke</a></li> <li><a href="/wiki/Gregory_(Venusian_crater)" title="Gregory (Venusian crater)">Gregory</a></li> <li><a href="/wiki/Guilbert_(crater)" class="mw-redirect" title="Guilbert (crater)">Guilbert</a></li> <li><a href="/wiki/Isabella_(crater)" title="Isabella (crater)">Isabella</a></li> <li><a href="/wiki/Jeanne_(crater)" title="Jeanne (crater)">Jeanne</a></li> <li><a href="/wiki/Maria_Celeste_(crater)" title="Maria Celeste (crater)">Maria Celeste</a></li> <li><a href="/wiki/Mariko_(crater)" title="Mariko (crater)">Mariko</a></li> <li><a href="/wiki/Mead_(crater)" title="Mead (crater)">Mead</a></li> <li><a href="/wiki/Meitner_(Venusian_crater)" title="Meitner (Venusian crater)">Meitner</a></li> <li><a href="/wiki/Merit_Ptah_(crater)" title="Merit Ptah (crater)">Merit Ptah</a></li> <li><a href="/wiki/Mona_Lisa_(crater)" title="Mona Lisa (crater)">Mona Lisa</a></li> <li><a href="/wiki/Nanichi" title="Nanichi">Nanichi</a></li> <li><a href="/wiki/Riley_(crater)" title="Riley (crater)">Riley</a></li> <li><a href="/wiki/Ruth_(Venusian_crater)" title="Ruth (Venusian crater)">Ruth</a></li> <li><a href="/wiki/Stefania_(crater)" title="Stefania (crater)">Stefania</a></li> <li><a href="/wiki/Wanda_(crater)" title="Wanda (crater)">Wanda</a></li> <li><a href="/wiki/Wheatley_(crater)" title="Wheatley (crater)">Wheatley</a></li> <li><a href="/wiki/Yablochkina_(crater)" title="Yablochkina (crater)">Yablochkina</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</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/Geodynamics_of_Venus" title="Geodynamics of Venus">Geodynamics</a></li> <li><a href="/wiki/Geology_of_Venus" title="Geology of Venus">Geology</a></li> <li><a href="/wiki/Surface_features_of_Venus" title="Surface features of Venus">Surface features</a></li> <li><a href="/wiki/Venus_snow" title="Venus snow">Venus snow</a></li> <li><a href="/wiki/Venusquake" class="mw-redirect" title="Venusquake">Venusquake</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Astronomy</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%">General</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/Aspects_of_Venus" title="Aspects of Venus">Aspects</a></li> <li><a href="/wiki/Orbit_of_Venus" title="Orbit of Venus">Orbit</a></li> <li><a href="/wiki/Phases_of_Venus" title="Phases of Venus">Phases</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Transit_of_Venus" title="Transit of Venus">Transits</a></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/1639_transit_of_Venus" title="1639 transit of Venus">1639</a></li> <li><a href="/wiki/1761_transit_of_Venus" class="mw-redirect" title="1761 transit of Venus">1761</a></li> <li><a href="/wiki/1769_transit_of_Venus_observed_from_Tahiti" title="1769 transit of Venus observed from Tahiti">1769</a></li> <li><a href="/wiki/1874_transit_of_Venus" title="1874 transit of Venus">1874</a></li> <li><a href="/wiki/1882_transit_of_Venus" title="1882 transit of Venus">1882</a></li> <li><a href="/wiki/2004_transit_of_Venus" title="2004 transit of Venus">2004</a></li> <li><a href="/wiki/2012_transit_of_Venus" title="2012 transit of Venus">2012</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Asteroid" title="Asteroid">Asteroids</a></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/List_of_Venus-crossing_minor_planets" title="List of Venus-crossing minor planets">Venus-crosser asteroids</a></li> <li><a href="/wiki/Venus_trojan" title="Venus trojan">Venus trojans</a></li> <li><a href="/wiki/524522_Zoozve" title="524522 Zoozve">Zoozve</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Observations_and_explorations_of_Venus" title="Observations and explorations of Venus">Exploration</a></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/Sputnik_programme" class="mw-redirect" title="Sputnik programme">Sputnik programme</a> <ul><li><a href="/wiki/Tyazhely_Sputnik" title="Tyazhely Sputnik">Sputnik 7</a></li></ul></li> <li><a href="/wiki/Venera" title="Venera">Venera</a> program <ul><li><a href="/wiki/Venera_1" title="Venera 1">Venera 1</a></li> <li><a href="/wiki/Venera_2MV-1_No.1" title="Venera 2MV-1 No.1">Sputnik 19</a></li> <li><a href="/wiki/Venera_2MV-1_No.2" title="Venera 2MV-1 No.2">Sputnik 20</a></li> <li><a href="/wiki/Venera_2MV-2_No.1" title="Venera 2MV-2 No.1">Sputnik 21</a></li> <li><a href="/wiki/Kosmos_21" title="Kosmos 21">Kosmos 21</a></li> <li><a href="/wiki/Zond_3MV-1_No.2" title="Zond 3MV-1 No.2">Venera 1964A</a></li> <li><a href="/wiki/Kosmos_27" title="Kosmos 27">Kosmos 27</a></li> <li><a href="/wiki/Venera_2" title="Venera 2">Venera 2</a></li> <li><a href="/wiki/Venera_3" title="Venera 3">Venera 3</a></li> <li><a href="/wiki/Kosmos_96" title="Kosmos 96">Kosmos 96</a></li> <li><a href="/wiki/Venera_4" title="Venera 4">Venera 4</a></li> <li><a href="/wiki/Kosmos_167" title="Kosmos 167">Kosmos 167</a></li> <li><a href="/wiki/Venera_5" title="Venera 5">Venera 5</a></li> <li><a href="/wiki/Venera_6" title="Venera 6">Venera 6</a></li> <li><a href="/wiki/Venera_7" title="Venera 7">Venera 7</a></li> <li><a href="/wiki/Venera_8" title="Venera 8">Venera 8</a></li> <li><a href="/wiki/Kosmos_482" title="Kosmos 482">Kosmos 482</a></li> <li><a href="/wiki/Venera_9" title="Venera 9">Venera 9</a></li> <li><a href="/wiki/Venera_10" title="Venera 10">Venera 10</a></li> <li><a href="/wiki/Venera_11" title="Venera 11">Venera 11</a></li> <li><a href="/wiki/Venera_12" title="Venera 12">Venera 12</a></li> <li><a href="/wiki/Venera_13" title="Venera 13">Venera 13</a></li> <li><a href="/wiki/Venera_14" title="Venera 14">Venera 14</a></li> <li><a href="/wiki/Venera_15" title="Venera 15">Venera 15</a></li> <li><a href="/wiki/Venera_16" title="Venera 16">Venera 16</a></li></ul></li> <li><a href="/wiki/Mariner_program" title="Mariner program">Mariner program</a> <ul><li><i><a href="/wiki/Mariner_1" title="Mariner 1">Mariner 1</a></i></li> <li><i><a href="/wiki/Mariner_2" title="Mariner 2">Mariner 2</a></i></li> <li><i><a href="/wiki/Mariner_5" title="Mariner 5">Mariner 5</a></i></li> <li><i><a href="/wiki/Mariner_10" title="Mariner 10">Mariner 10</a></i></li></ul></li> <li><a href="/wiki/Zond_program" title="Zond program">Zond program</a> <ul><li><a href="/wiki/Zond_1" title="Zond 1">Zond 1</a></li></ul></li> <li><a href="/wiki/Pioneer_Venus_project" title="Pioneer Venus project">Pioneer Venus</a> <ul><li><a href="/wiki/Pioneer_Venus_Orbiter" title="Pioneer Venus Orbiter">Pioneer Venus Orbiter</a> / Pioneer 12</li> <li><a href="/wiki/Pioneer_Venus_Multiprobe" title="Pioneer Venus Multiprobe">Pioneer Venus Multiprobe</a> / Pioneer 13</li></ul></li> <li><a href="/wiki/Vega_program" title="Vega program">Vega program</a> <ul><li><a href="/wiki/Vega_1" title="Vega 1">Vega 1</a></li> <li><a href="/wiki/Vega_2" title="Vega 2">Vega 2</a></li></ul></li> <li><i><a href="/wiki/Magellan_(spacecraft)" title="Magellan (spacecraft)">Magellan</a></i></li> <li><a href="/wiki/IKAROS" title="IKAROS">IKAROS</a></li> <li><i><a href="/wiki/Shin%27en_(spacecraft)" title="Shin'en (spacecraft)">Shin'en</a></i></li> <li><a href="/wiki/Venus_Express" title="Venus Express">Venus Express</a></li> <li><i><a href="/wiki/Akatsuki_(spacecraft)" title="Akatsuki (spacecraft)">Akatsuki</a></i></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Gravity Assists</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/Galileo_(spacecraft)" title="Galileo (spacecraft)">Galileo</a></i></li> <li><i><a href="/wiki/Cassini%E2%80%93Huygens" title="Cassini–Huygens">Cassini–Huygens</a></i></li> <li><i><a href="/wiki/MESSENGER" title="MESSENGER">MESSENGER</a></i></li> <li><i><a href="/wiki/BepiColombo" title="BepiColombo">BepiColombo</a></i></li> <li><i><a href="/wiki/Jupiter_Icy_Moons_Explorer" title="Jupiter Icy Moons Explorer">Jupiter Icy Moons Explorer</a></i> (planned)</li> <li><i><a href="/wiki/MBR_Explorer" title="MBR Explorer">MBR Explorer</a></i> (planned)</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><a href="/wiki/DAVINCI" title="DAVINCI">DAVINCI</a></li> <li><a href="/wiki/EnVision" title="EnVision">EnVision</a></li> <li><a href="/wiki/VERITAS_(spacecraft)" title="VERITAS (spacecraft)">VERITAS</a></li> <li><a href="/wiki/Venus_Orbiter_Mission" title="Venus Orbiter Mission">Venus Orbiter Mission</a></li> <li><a href="/wiki/Venus_Life_Finder" title="Venus Life Finder">Venus Life Finder</a></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/European_Venus_Explorer" title="European Venus Explorer">European Venus Explorer</a></li> <li><a href="/wiki/Venera-D" title="Venera-D">Venera-D</a></li> <li><a href="/wiki/Venus_Atmospheric_Maneuverable_Platform" title="Venus Atmospheric Maneuverable Platform">VAMP</a></li> <li><a href="/wiki/Venus_In_Situ_Explorer" title="Venus In Situ Explorer">VISE</a></li> <li><a href="/wiki/Venus_In_Situ_Atmospheric_and_Geochemical_Explorer" title="Venus In Situ Atmospheric and Geochemical Explorer">VISAGE</a></li> <li><a href="/wiki/Venus_In_situ_Composition_Investigations" title="Venus In situ Composition Investigations">VICI</a></li> <li><a href="/wiki/Venus_Origins_Explorer" title="Venus Origins Explorer">VOX</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Proposed<br />(crewed)</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/Colonization_of_Venus" title="Colonization of Venus">Colonization</a></li> <li><a href="/wiki/Inspiration_Mars_Foundation" title="Inspiration Mars Foundation">Inspiration Mars</a> (flyby)</li> <li><a href="/wiki/Terraforming_of_Venus" title="Terraforming of Venus">Terraforming</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</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/Geological_mapping_of_Venus" class="mw-redirect" title="Geological mapping of Venus">Geological mapping of Venus</a></li> <li><a href="/wiki/List_of_artificial_objects_on_Venus" title="List of artificial objects on Venus">Artificial objects on Venus</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related</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/Cytherean" title="Cytherean">Cytherean</a></li> <li><a href="/wiki/Venus_in_culture" title="Venus in culture">In culture</a></li> <li><a href="/wiki/Venus_in_fiction" title="Venus in fiction">In fiction</a></li> <li><a href="/wiki/Hesperus" title="Hesperus">Hesperus</a></li> <li><a href="/wiki/Life_on_Venus" title="Life on Venus">Life</a></li> <li><a href="/wiki/Venus_(mythology)" title="Venus (mythology)">Mythology</a></li> <li><a href="/wiki/Neith_(hypothetical_moon)" title="Neith (hypothetical moon)">Neith (hypothetical moon)</a></li> <li><a href="/wiki/Phosphorus_(morning_star)" title="Phosphorus (morning star)">Phosphorus</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><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:Venus" title="Category:Venus">Category</a></li> <li><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:Solar_System" title="Portal:Solar System">Portal</a></li></ul> </div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?useformat=desktop&type=1x1&usesul3=0" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Retrieved from "<a dir="ltr" href="https://en.wikipedia.org/w/index.php?title=Idunn_Mons&oldid=1169977681">https://en.wikipedia.org/w/index.php?title=Idunn_Mons&oldid=1169977681</a>"</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Help:Category" title="Help:Category">Categories</a>: <ul><li><a href="/wiki/Category:Volcanoes_of_Venus" title="Category:Volcanoes of Venus">Volcanoes of Venus</a></li><li><a href="/wiki/Category:Mountains_on_Venus" title="Category:Mountains on Venus">Mountains on Venus</a></li><li><a href="/wiki/Category:Polygenetic_shield_volcanoes" title="Category:Polygenetic shield volcanoes">Polygenetic shield volcanoes</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Hidden categories: <ul><li><a href="/wiki/Category:Pages_using_gadget_WikiMiniAtlas" title="Category:Pages using gadget WikiMiniAtlas">Pages using gadget WikiMiniAtlas</a></li><li><a href="/wiki/Category:Articles_with_short_description" title="Category:Articles with short description">Articles with short description</a></li><li><a href="/wiki/Category:Short_description_is_different_from_Wikidata" title="Category:Short description is different from Wikidata">Short description is different from Wikidata</a></li><li><a href="/wiki/Category:Coordinates_on_Wikidata" title="Category:Coordinates on Wikidata">Coordinates on Wikidata</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> This page was last edited on 12 August 2023, at 14:13<span class="anonymous-show"> (UTC)</span>.</li> <li id="footer-info-copyright">Text is available under the <a href="/wiki/Wikipedia:Text_of_the_Creative_Commons_Attribution-ShareAlike_4.0_International_License" title="Wikipedia:Text of the Creative Commons Attribution-ShareAlike 4.0 International License">Creative Commons Attribution-ShareAlike 4.0 License</a>; additional terms may apply. By using this site, you agree to the <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Terms_of_Use" class="extiw" title="foundation:Special:MyLanguage/Policy:Terms of Use">Terms of Use</a> and <a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy" class="extiw" title="foundation:Special:MyLanguage/Policy:Privacy policy">Privacy Policy</a>. Wikipedia® is a registered trademark of the <a rel="nofollow" class="external text" href="https://wikimediafoundation.org/">Wikimedia Foundation, Inc.</a>, a non-profit organization.</li> </ul> <ul id="footer-places"> <li id="footer-places-privacy"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Privacy_policy">Privacy policy</a></li> <li id="footer-places-about"><a href="/wiki/Wikipedia:About">About Wikipedia</a></li> <li id="footer-places-disclaimers"><a href="/wiki/Wikipedia:General_disclaimer">Disclaimers</a></li> <li id="footer-places-contact"><a href="//en.wikipedia.org/wiki/Wikipedia:Contact_us">Contact Wikipedia</a></li> <li id="footer-places-wm-codeofconduct"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Universal_Code_of_Conduct">Code of Conduct</a></li> <li id="footer-places-developers"><a href="https://developer.wikimedia.org">Developers</a></li> <li id="footer-places-statslink"><a href="https://stats.wikimedia.org/#/en.wikipedia.org">Statistics</a></li> <li id="footer-places-cookiestatement"><a href="https://foundation.wikimedia.org/wiki/Special:MyLanguage/Policy:Cookie_statement">Cookie statement</a></li> <li id="footer-places-mobileview"><a href="//en.m.wikipedia.org/w/index.php?title=Idunn_Mons&mobileaction=toggle_view_mobile" class="noprint stopMobileRedirectToggle">Mobile view</a></li> </ul> <ul id="footer-icons" class="noprint"> <li id="footer-copyrightico"><a href="https://wikimediafoundation.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><picture><source media="(min-width: 500px)" srcset="/static/images/footer/wikimedia-button.svg" width="84" height="29"><img src="/static/images/footer/wikimedia.svg" width="25" height="25" alt="Wikimedia Foundation" lang="en" loading="lazy"></picture></a></li> <li id="footer-poweredbyico"><a href="https://www.mediawiki.org/" class="cdx-button cdx-button--fake-button cdx-button--size-large cdx-button--fake-button--enabled"><picture><source media="(min-width: 500px)" srcset="/w/resources/assets/poweredby_mediawiki.svg" width="88" height="31"><img src="/w/resources/assets/mediawiki_compact.svg" alt="Powered by MediaWiki" width="25" height="25" loading="lazy"></picture></a></li> </ul> </footer> </div> </div> </div> <div class="vector-header-container vector-sticky-header-container"> <div id="vector-sticky-header" class="vector-sticky-header"> <div class="vector-sticky-header-start"> <div class="vector-sticky-header-icon-start vector-button-flush-left vector-button-flush-right" aria-hidden="true"> <button class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-sticky-header-search-toggle" tabindex="-1" data-event-name="ui.vector-sticky-search-form.icon"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Search</span> </button> </div> <div role="search" class="vector-search-box-vue vector-search-box-show-thumbnail vector-search-box"> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail"> <form action="/w/index.php" id="vector-sticky-search-form" class="cdx-search-input cdx-search-input--has-end-button"> <div class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Search Wikipedia"> <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Special:Search"> </div> <button class="cdx-button cdx-search-input__end-button">Search</button> </form> </div> </div> </div> <div class="vector-sticky-header-context-bar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-sticky-header-toc" class="vector-dropdown mw-portlet mw-portlet-sticky-header-toc vector-sticky-header-toc vector-button-flush-left" > <input type="checkbox" id="vector-sticky-header-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-sticky-header-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-sticky-header-toc-label" for="vector-sticky-header-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-sticky-header-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div class="vector-sticky-header-context-bar-primary" aria-hidden="true" ><span class="mw-page-title-main">Idunn Mons</span></div> </div> </div> <div class="vector-sticky-header-end" aria-hidden="true"> <div class="vector-sticky-header-icons"> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-talk-sticky-header" tabindex="-1" data-event-name="talk-sticky-header"><span class="vector-icon mw-ui-icon-speechBubbles mw-ui-icon-wikimedia-speechBubbles"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-subject-sticky-header" tabindex="-1" data-event-name="subject-sticky-header"><span class="vector-icon mw-ui-icon-article mw-ui-icon-wikimedia-article"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-history-sticky-header" tabindex="-1" data-event-name="history-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-history mw-ui-icon-wikimedia-wikimedia-history"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only mw-watchlink" id="ca-watchstar-sticky-header" tabindex="-1" data-event-name="watch-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-star mw-ui-icon-wikimedia-wikimedia-star"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-edit-sticky-header" tabindex="-1" data-event-name="wikitext-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-wikiText mw-ui-icon-wikimedia-wikimedia-wikiText"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-ve-edit-sticky-header" tabindex="-1" data-event-name="ve-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-edit mw-ui-icon-wikimedia-wikimedia-edit"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-viewsource-sticky-header" tabindex="-1" data-event-name="ve-edit-protected-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-editLock mw-ui-icon-wikimedia-wikimedia-editLock"></span> <span></span> </a> </div> <div class="vector-sticky-header-buttons"> <button class="cdx-button cdx-button--weight-quiet mw-interlanguage-selector" id="p-lang-btn-sticky-header" tabindex="-1" data-event-name="ui.dropdown-p-lang-btn-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-language mw-ui-icon-wikimedia-wikimedia-language"></span> <span>2 languages</span> </button> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive" id="ca-addsection-sticky-header" tabindex="-1" data-event-name="addsection-sticky-header"><span class="vector-icon mw-ui-icon-speechBubbleAdd-progressive mw-ui-icon-wikimedia-speechBubbleAdd-progressive"></span> <span>Add topic</span> </a> </div> <div class="vector-sticky-header-icon-end"> <div class="vector-user-links"> </div> </div> </div> </div> </div> <div class="vector-settings" id="p-dock-bottom"> <ul></ul> </div><script>(RLQ=window.RLQ||[]).push(function(){mw.config.set({"wgHostname":"mw-web.codfw.main-7b95555b9d-r85pz","wgBackendResponseTime":134,"wgPageParseReport":{"limitreport":{"cputime":"0.345","walltime":"0.497","ppvisitednodes":{"value":1086,"limit":1000000},"postexpandincludesize":{"value":76690,"limit":2097152},"templateargumentsize":{"value":2358,"limit":2097152},"expansiondepth":{"value":10,"limit":100},"expensivefunctioncount":{"value":2,"limit":500},"unstrip-depth":{"value":1,"limit":20},"unstrip-size":{"value":28362,"limit":5000000},"entityaccesscount":{"value":1,"limit":400},"timingprofile":["100.00% 429.986 1 -total"," 26.96% 115.930 1 Template:Reflist"," 25.86% 111.211 5 Template:Navbox"," 24.08% 103.538 1 Template:Venus"," 21.90% 94.151 1 Template:Infobox_feature_on_celestial_object"," 20.88% 89.765 1 Template:Infobox"," 19.58% 84.210 1 Template:Gpn"," 19.28% 82.921 1 Template:Short_description"," 11.64% 50.065 2 Template:Pagetype"," 9.06% 38.964 2 Template:Coord"]},"scribunto":{"limitreport-timeusage":{"value":"0.230","limit":"10.000"},"limitreport-memusage":{"value":6892849,"limit":52428800}},"cachereport":{"origin":"mw-api-ext.eqiad.main-5757bfb57-9lw9r","timestamp":"20250204114713","ttl":2592000,"transientcontent":false}}});});</script> <script type="application/ld+json">{"@context":"https:\/\/schema.org","@type":"Article","name":"Idunn Mons","url":"https:\/\/en.wikipedia.org\/wiki\/Idunn_Mons","sameAs":"http:\/\/www.wikidata.org\/entity\/Q24297245","mainEntity":"http:\/\/www.wikidata.org\/entity\/Q24297245","author":{"@type":"Organization","name":"Contributors to Wikimedia projects"},"publisher":{"@type":"Organization","name":"Wikimedia Foundation, Inc.","logo":{"@type":"ImageObject","url":"https:\/\/www.wikimedia.org\/static\/images\/wmf-hor-googpub.png"}},"datePublished":"2022-04-22T23:55:34Z","dateModified":"2023-08-12T14:13:40Z"}</script> </body> </html>