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Available in 103 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-103" 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">103 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Io_(maan)" title="Io (maan) – Afrikaans" lang="af" hreflang="af" data-title="Io (maan)" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-als mw-list-item"><a href="https://als.wikipedia.org/wiki/Io_(Mond)" title="Io (Mond) – Alemannic" lang="gsw" hreflang="gsw" data-title="Io (Mond)" data-language-autonym="Alemannisch" data-language-local-name="Alemannic" class="interlanguage-link-target"><span>Alemannisch</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A2%D9%8A%D9%88_(%D9%82%D9%85%D8%B1)" title="آيو (قمر) – Arabic" lang="ar" hreflang="ar" data-title="آيو (قمر)" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Io_(satelite)" title="Io (satelite) – Aragonese" lang="an" hreflang="an" data-title="Io (satelite)" data-language-autonym="Aragonés" data-language-local-name="Aragonese" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-frp mw-list-item"><a href="https://frp.wikipedia.org/wiki/Io_(sat%C3%A8lite)" title="Io (satèlite) – Arpitan" lang="frp" hreflang="frp" data-title="Io (satèlite)" data-language-autonym="Arpetan" data-language-local-name="Arpitan" class="interlanguage-link-target"><span>Arpetan</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/%C3%8Do_(lluna)" title="Ío (lluna) – Asturian" lang="ast" hreflang="ast" data-title="Ío (lluna)" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/%C4%B0o_(peyk)" title="İo (peyk) – Azerbaijani" lang="az" hreflang="az" data-title="İo (peyk)" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%A2%DB%8C%D9%88_(%D9%82%D9%85%D8%B1)" title="آیو (قمر) – South Azerbaijani" lang="azb" hreflang="azb" data-title="آیو (قمر)" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%86%E0%A6%87%E0%A6%AF%E0%A6%BC%E0%A7%8B_(%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%95%E0%A7%83%E0%A6%A4%E0%A6%BF%E0%A6%95_%E0%A6%89%E0%A6%AA%E0%A6%97%E0%A7%8D%E0%A6%B0%E0%A6%B9)" title="আইয়ো (প্রাকৃতিক উপগ্রহ) – Bangla" lang="bn" hreflang="bn" data-title="আইয়ো (প্রাকৃতিক উপগ্রহ)" data-language-autonym="বাংলা" data-language-local-name="Bangla" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Io_(o%C4%93-chhe%E2%81%BF)" title="Io (oē-chheⁿ) – Minnan" lang="nan" hreflang="nan" data-title="Io (oē-chheⁿ)" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="Minnan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-ba mw-list-item"><a href="https://ba.wikipedia.org/wiki/%D0%98%D0%BE_(%D1%8E%D0%BB%D0%B4%D0%B0%D1%88)" title="Ио (юлдаш) – Bashkir" lang="ba" hreflang="ba" data-title="Ио (юлдаш)" data-language-autonym="Башҡортса" data-language-local-name="Bashkir" class="interlanguage-link-target"><span>Башҡортса</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%86%D0%BE_(%D1%81%D0%BF%D0%B0%D0%B4%D0%B0%D1%80%D0%BE%D0%B6%D0%BD%D1%96%D0%BA)" title="Іо (спадарожнік) – Belarusian" lang="be" hreflang="be" data-title="Іо (спадарожнік)" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%86%D1%91_(%D1%81%D0%BF%D0%B0%D0%B4%D0%B0%D1%80%D0%BE%D0%B6%D0%BD%D1%96%D0%BA_%D0%AE%D0%BF%D1%96%D1%82%D1%8D%D1%80%D0%B0)" title="Іё (спадарожнік Юпітэра) – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Іё (спадарожнік Юпітэра)" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%99%D0%BE_(%D1%81%D0%BF%D1%8A%D1%82%D0%BD%D0%B8%D0%BA)" title="Йо (спътник) – Bulgarian" lang="bg" hreflang="bg" data-title="Йо (спътник)" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Ija_(satelit)" title="Ija (satelit) – Bosnian" lang="bs" hreflang="bs" data-title="Ija (satelit)" data-language-autonym="Bosanski" data-language-local-name="Bosnian" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Io_(loarenn)" title="Io (loarenn) – Breton" lang="br" hreflang="br" data-title="Io (loarenn)" data-language-autonym="Brezhoneg" data-language-local-name="Breton" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Io_(sat%C3%A8l%C2%B7lit)" title="Io (satèl·lit) – Catalan" lang="ca" hreflang="ca" data-title="Io (satèl·lit)" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%98%D0%BE_(%C3%A7%D1%83%D0%BB%D1%82%D0%B0%D1%88)" title="Ио (çулташ) – Chuvash" lang="cv" hreflang="cv" data-title="Ио (çулташ)" data-language-autonym="Чӑвашла" data-language-local-name="Chuvash" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cs badge-Q17437796 badge-featuredarticle mw-list-item" title="featured article badge"><a href="https://cs.wikipedia.org/wiki/Io_(m%C4%9Bs%C3%ADc)" title="Io (měsíc) – Czech" lang="cs" hreflang="cs" data-title="Io (měsíc)" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-co mw-list-item"><a href="https://co.wikipedia.org/wiki/Io" title="Io – Corsican" lang="co" hreflang="co" data-title="Io" data-language-autonym="Corsu" data-language-local-name="Corsican" class="interlanguage-link-target"><span>Corsu</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Io_(lloeren)" title="Io (lloeren) – Welsh" lang="cy" hreflang="cy" data-title="Io (lloeren)" data-language-autonym="Cymraeg" data-language-local-name="Welsh" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Io_(m%C3%A5ne)" title="Io (måne) – Danish" lang="da" hreflang="da" data-title="Io (måne)" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de badge-Q17437796 badge-featuredarticle mw-list-item" title="featured article badge"><a href="https://de.wikipedia.org/wiki/Io_(Mond)" title="Io (Mond) – German" lang="de" hreflang="de" data-title="Io (Mond)" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Io_(kuu)" title="Io (kuu) – Estonian" lang="et" hreflang="et" data-title="Io (kuu)" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%99%CF%8E_(%CE%B4%CE%BF%CF%81%CF%85%CF%86%CF%8C%CF%81%CE%BF%CF%82)" title="Ιώ (δορυφόρος) – Greek" lang="el" hreflang="el" data-title="Ιώ (δορυφόρος)" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en badge-Q17437796 badge-featuredarticle mw-list-item" title="featured article badge"><a href="https://en.wikipedia.org/wiki/Io_(moon)" title="Io (moon) – English" lang="en" hreflang="en" data-title="Io (moon)" data-language-autonym="English" data-language-local-name="English" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/%C3%8Do_(sat%C3%A9lite)" title="Ío (satélite) – Spanish" lang="es" hreflang="es" data-title="Ío (satélite)" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Iono_(luno)" title="Iono (luno) – Esperanto" lang="eo" hreflang="eo" data-title="Iono (luno)" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Io" title="Io – Basque" lang="eu" hreflang="eu" data-title="Io" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A2%DB%8C%D9%88_(%D9%82%D9%85%D8%B1)" title="آیو (قمر) – Persian" lang="fa" hreflang="fa" data-title="آیو (قمر)" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr badge-Q17437796 badge-featuredarticle mw-list-item" title="featured article badge"><a href="https://fr.wikipedia.org/wiki/Io_(lune)" title="Io (lune) – French" lang="fr" hreflang="fr" data-title="Io (lune)" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Io_(moanne)" title="Io (moanne) – Western Frisian" lang="fy" hreflang="fy" data-title="Io (moanne)" data-language-autonym="Frysk" data-language-local-name="Western Frisian" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Io_(gealach)" title="Io (gealach) – Irish" lang="ga" hreflang="ga" data-title="Io (gealach)" data-language-autonym="Gaeilge" data-language-local-name="Irish" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Io_(eayst)" title="Io (eayst) – Manx" lang="gv" hreflang="gv" data-title="Io (eayst)" data-language-autonym="Gaelg" data-language-local-name="Manx" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/%C3%8Do_(l%C3%BAa)" title="Ío (lúa) – Galician" lang="gl" hreflang="gl" data-title="Ío (lúa)" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%9D%B4%EC%98%A4_(%EC%9C%84%EC%84%B1)" title="이오 (위성) – Korean" lang="ko" hreflang="ko" data-title="이오 (위성)" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%BB%D5%B8_(%D5%A1%D6%80%D5%A2%D5%A1%D5%B6%D5%B5%D5%A1%D5%AF)" title="Իո (արբանյակ) – Armenian" lang="hy" hreflang="hy" data-title="Իո (արբանյակ)" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%86%E0%A4%AF%E0%A5%8B_(%E0%A4%89%E0%A4%AA%E0%A4%97%E0%A5%8D%E0%A4%B0%E0%A4%B9)" title="आयो (उपग्रह) – Hindi" lang="hi" hreflang="hi" data-title="आयो (उपग्रह)" data-language-autonym="हिन्दी" data-language-local-name="Hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Ija_(mjesec)" title="Ija (mjesec) – Croatian" lang="hr" hreflang="hr" data-title="Ija (mjesec)" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Io_(satelito)" title="Io (satelito) – Ido" lang="io" hreflang="io" data-title="Io (satelito)" data-language-autonym="Ido" data-language-local-name="Ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Io_(satelit)" title="Io (satelit) – Indonesian" lang="id" hreflang="id" data-title="Io (satelit)" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/%C3%8D%C3%B3_(tungl)" title="Íó (tungl) – Icelandic" lang="is" hreflang="is" data-title="Íó (tungl)" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Io_(astronomia)" title="Io (astronomia) – Italian" lang="it" hreflang="it" data-title="Io (astronomia)" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%90%D7%99%D7%95_(%D7%99%D7%A8%D7%97)" title="איו (ירח) – Hebrew" lang="he" hreflang="he" data-title="איו (ירח)" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%98%E1%83%9D" title="იო – Georgian" lang="ka" hreflang="ka" data-title="იო" data-language-autonym="ქართული" data-language-local-name="Georgian" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%98%D0%BE_(%D1%81%D0%B5%D1%80%D1%96%D0%BA)" title="Ио (серік) – Kazakh" lang="kk" hreflang="kk" data-title="Ио (серік)" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Io_(mwezi)" title="Io (mwezi) – Swahili" lang="sw" hreflang="sw" data-title="Io (mwezi)" data-language-autonym="Kiswahili" data-language-local-name="Swahili" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-kv mw-list-item"><a href="https://kv.wikipedia.org/wiki/%D0%98%D0%BE_(%D1%82%D3%A7%D0%BB%D1%8B%D1%81%D1%8C)" title="Ио (тӧлысь) – Komi" lang="kv" hreflang="kv" data-title="Ио (тӧлысь)" data-language-autonym="Коми" data-language-local-name="Komi" class="interlanguage-link-target"><span>Коми</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%98%D0%BE" title="Ио – Kyrgyz" lang="ky" hreflang="ky" data-title="Ио" data-language-autonym="Кыргызча" data-language-local-name="Kyrgyz" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Io_(satelles)" title="Io (satelles) – Latin" lang="la" hreflang="la" data-title="Io (satelles)" data-language-autonym="Latina" data-language-local-name="Latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Jo_(pavadonis)" title="Jo (pavadonis) – Latvian" lang="lv" hreflang="lv" data-title="Jo (pavadonis)" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Io_(Mound)" title="Io (Mound) – Luxembourgish" lang="lb" hreflang="lb" data-title="Io (Mound)" data-language-autonym="Lëtzebuergesch" data-language-local-name="Luxembourgish" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lez mw-list-item"><a href="https://lez.wikipedia.org/wiki/%D0%98%D0%BE" title="Ио – Lezghian" lang="lez" hreflang="lez" data-title="Ио" data-language-autonym="Лезги" data-language-local-name="Lezghian" class="interlanguage-link-target"><span>Лезги</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Ijo_(palydovas)" title="Ijo (palydovas) – Lithuanian" lang="lt" hreflang="lt" data-title="Ijo (palydovas)" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lmo mw-list-item"><a href="https://lmo.wikipedia.org/wiki/Io_(corp_celest)" title="Io (corp celest) – Lombard" lang="lmo" hreflang="lmo" data-title="Io (corp celest)" data-language-autonym="Lombard" data-language-local-name="Lombard" class="interlanguage-link-target"><span>Lombard</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Io_(hold)" title="Io (hold) – Hungarian" lang="hu" hreflang="hu" data-title="Io (hold)" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%98%D1%98%D0%B0_(%D0%BC%D0%B5%D1%81%D0%B5%D1%87%D0%B8%D0%BD%D0%B0)" title="Ија (месечина) – Macedonian" lang="mk" hreflang="mk" data-title="Ија (месечина)" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%85%E0%B4%AF%E0%B5%8B" title="അയോ – Malayalam" lang="ml" hreflang="ml" data-title="അയോ" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%86%E0%A4%AF%E0%A5%8B_(%E0%A4%89%E0%A4%AA%E0%A4%97%E0%A5%8D%E0%A4%B0%E0%A4%B9)" title="आयो (उपग्रह) – Marathi" lang="mr" hreflang="mr" data-title="आयो (उपग्रह)" data-language-autonym="मराठी" data-language-local-name="Marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-arz mw-list-item"><a href="https://arz.wikipedia.org/wiki/%D8%A7%D9%8A%D9%88_(%D9%82%D9%85%D8%B1)" title="ايو (قمر) – Egyptian Arabic" lang="arz" hreflang="arz" data-title="ايو (قمر)" data-language-autonym="مصرى" data-language-local-name="Egyptian Arabic" class="interlanguage-link-target"><span>مصرى</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Io_(bulan)" title="Io (bulan) – Malay" lang="ms" hreflang="ms" data-title="Io (bulan)" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-cdo mw-list-item"><a href="https://cdo.wikipedia.org/wiki/Io_(%C3%B4i-s%C4%ADng)" title="Io (ôi-sĭng) – Mindong" lang="cdo" hreflang="cdo" data-title="Io (ôi-sĭng)" data-language-autonym="閩東語 / Mìng-dĕ̤ng-ngṳ̄" data-language-local-name="Mindong" class="interlanguage-link-target"><span>閩東語 / Mìng-dĕ̤ng-ngṳ̄</span></a></li><li class="interlanguage-link interwiki-mwl mw-list-item"><a href="https://mwl.wikipedia.org/wiki/Io" title="Io – Mirandese" lang="mwl" hreflang="mwl" data-title="Io" data-language-autonym="Mirandés" data-language-local-name="Mirandese" class="interlanguage-link-target"><span>Mirandés</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%98%D0%BE_(%D0%B4%D0%B0%D0%B3%D1%83%D1%83%D0%BB)" title="Ио (дагуул) – Mongolian" lang="mn" hreflang="mn" data-title="Ио (дагуул)" data-language-autonym="Монгол" data-language-local-name="Mongolian" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%A1%E1%80%AD%E1%80%AF%E1%80%84%E1%80%BA%E1%80%A1%E1%80%AD%E1%80%AF_(%E1%80%82%E1%80%BC%E1%80%AD%E1%80%AF%E1%80%9F%E1%80%BA%E1%80%9B%E1%80%B6%E1%80%9C)" title="အိုင်အို (ဂြိုဟ်ရံလ) – Burmese" lang="my" hreflang="my" data-title="အိုင်အို (ဂြိုဟ်ရံလ)" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Burmese" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Io_(maan)" title="Io (maan) – Dutch" lang="nl" hreflang="nl" data-title="Io (maan)" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja badge-Q17437798 badge-goodarticle mw-list-item" title="good article badge"><a href="https://ja.wikipedia.org/wiki/%E3%82%A4%E3%82%AA_(%E8%A1%9B%E6%98%9F)" title="イオ (衛星) – Japanese" lang="ja" hreflang="ja" data-title="イオ (衛星)" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no badge-Q17437796 badge-featuredarticle mw-list-item" title="featured article badge"><a href="https://no.wikipedia.org/wiki/Io_(m%C3%A5ne)" title="Io (måne) – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Io (måne)" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Jupiterm%C3%A5nen_Io" title="Jupitermånen Io – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Jupitermånen Io" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Io_(luna)" title="Io (luna) – Occitan" lang="oc" hreflang="oc" data-title="Io (luna)" data-language-autonym="Occitan" data-language-local-name="Occitan" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Io" title="Io – Uzbek" lang="uz" hreflang="uz" data-title="Io" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D8%A2%D8%A6%DB%8C%D9%88" title="آئیو – Western Punjabi" lang="pnb" hreflang="pnb" data-title="آئیو" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-ps mw-list-item"><a href="https://ps.wikipedia.org/wiki/%D8%A2%DB%8C%D9%88_(%D8%B3%D9%BE%D9%88%DA%96%D9%85%DB%8D)" title="آیو (سپوږمۍ) – Pashto" lang="ps" hreflang="ps" data-title="آیو (سپوږمۍ)" data-language-autonym="پښتو" data-language-local-name="Pashto" class="interlanguage-link-target"><span>پښتو</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Io_(Maand)" title="Io (Maand) – Low German" lang="nds" hreflang="nds" data-title="Io (Maand)" data-language-autonym="Plattdüütsch" data-language-local-name="Low German" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Io_(ksi%C4%99%C5%BCyc)" title="Io (księżyc) – Polish" lang="pl" hreflang="pl" data-title="Io (księżyc)" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Io_(sat%C3%A9lite)" title="Io (satélite) – Portuguese" lang="pt" hreflang="pt" data-title="Io (satélite)" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro badge-Q17437798 badge-goodarticle mw-list-item" title="good article badge"><a href="https://ro.wikipedia.org/wiki/Io_(satelit)" title="Io (satelit) – Romanian" lang="ro" hreflang="ro" data-title="Io (satelit)" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%98%D0%BE_(%D1%81%D0%BF%D1%83%D1%82%D0%BD%D0%B8%D0%BA)" title="Ио (спутник) – Russian" lang="ru" hreflang="ru" data-title="Ио (спутник)" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Io_(sat%C3%A8lliti)" title="Io (satèlliti) – Sicilian" lang="scn" hreflang="scn" data-title="Io (satèlliti)" data-language-autonym="Sicilianu" data-language-local-name="Sicilian" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%85%E0%B6%BA%E0%B7%9D" title="අයෝ – Sinhala" lang="si" hreflang="si" data-title="අයෝ" data-language-autonym="සිංහල" data-language-local-name="Sinhala" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-sd mw-list-item"><a href="https://sd.wikipedia.org/wiki/%D8%A2%D9%8A%D9%88" title="آيو – Sindhi" lang="sd" hreflang="sd" data-title="آيو" data-language-autonym="سنڌي" data-language-local-name="Sindhi" class="interlanguage-link-target"><span>سنڌي</span></a></li><li class="interlanguage-link interwiki-sk badge-Q17437798 badge-goodarticle mw-list-item" title="good article badge"><a href="https://sk.wikipedia.org/wiki/Io_(mesiac)" title="Io (mesiac) – Slovak" lang="sk" hreflang="sk" data-title="Io (mesiac)" data-language-autonym="Slovenčina" data-language-local-name="Slovak" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Jo_(luna)" title="Jo (luna) – Slovenian" lang="sl" hreflang="sl" data-title="Jo (luna)" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D8%A6%D8%A7%DB%8C%DB%86_(%D9%85%D8%A7%D9%86%DA%AF)" title="ئایۆ (مانگ) – Central Kurdish" lang="ckb" hreflang="ckb" data-title="ئایۆ (مانگ)" data-language-autonym="کوردی" data-language-local-name="Central Kurdish" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%98%D1%98%D0%B0_(%D1%81%D0%B0%D1%82%D0%B5%D0%BB%D0%B8%D1%82)" title="Ија (сателит) – Serbian" lang="sr" hreflang="sr" data-title="Ија (сателит)" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Io_(mjesec)" title="Io (mjesec) – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Io (mjesec)" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Io_(kuu)" title="Io (kuu) – Finnish" lang="fi" hreflang="fi" data-title="Io (kuu)" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Io_(m%C3%A5ne)" title="Io (måne) – Swedish" lang="sv" hreflang="sv" data-title="Io (måne)" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tl mw-list-item"><a href="https://tl.wikipedia.org/wiki/Io_(buwan)" title="Io (buwan) – Tagalog" lang="tl" hreflang="tl" data-title="Io (buwan)" data-language-autonym="Tagalog" data-language-local-name="Tagalog" class="interlanguage-link-target"><span>Tagalog</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%90%E0%AE%93_(%E0%AE%9A%E0%AE%A8%E0%AF%8D%E0%AE%A4%E0%AE%BF%E0%AE%B0%E0%AE%A9%E0%AF%8D)" title="ஐஓ (சந்திரன்) – Tamil" lang="ta" hreflang="ta" data-title="ஐஓ (சந்திரன்)" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%98%D0%BE_(%D0%B8%D1%8F%D1%80%D1%87%D0%B5%D0%BD)" title="Ио (иярчен) – Tatar" lang="tt" hreflang="tt" data-title="Ио (иярчен)" data-language-autonym="Татарча / tatarça" data-language-local-name="Tatar" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B9%84%E0%B8%AD%E0%B9%82%E0%B8%AD_(%E0%B8%94%E0%B8%B2%E0%B8%A7%E0%B8%9A%E0%B8%A3%E0%B8%B4%E0%B8%A7%E0%B8%B2%E0%B8%A3)" title="ไอโอ (ดาวบริวาร) – Thai" lang="th" hreflang="th" data-title="ไอโอ (ดาวบริวาร)" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%98%D0%BE_(%D1%80%D0%B0%D0%B4%D0%B8%D1%84)" title="Ио (радиф) – Tajik" lang="tg" hreflang="tg" data-title="Ио (радиф)" data-language-autonym="Тоҷикӣ" data-language-local-name="Tajik" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/%C4%B0o_(uydu)" title="İo (uydu) – Turkish" lang="tr" hreflang="tr" data-title="İo (uydu)" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-udm mw-list-item"><a href="https://udm.wikipedia.org/wiki/%D0%98%D0%BE_(%D1%81%D0%BF%D1%83%D1%82%D0%BD%D0%B8%D0%BA)" title="Ио (спутник) – Udmurt" lang="udm" hreflang="udm" data-title="Ио (спутник)" data-language-autonym="Удмурт" data-language-local-name="Udmurt" class="interlanguage-link-target"><span>Удмурт</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%86%D0%BE_(%D1%81%D1%83%D0%BF%D1%83%D1%82%D0%BD%D0%B8%D0%BA)" title="Іо (супутник) – Ukrainian" lang="uk" hreflang="uk" data-title="Іо (супутник)" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%A2%D8%A6%DB%8C%D9%88_(%DA%86%D8%A7%D9%86%D8%AF)" title="آئیو (چاند) – Urdu" lang="ur" hreflang="ur" data-title="آئیو (چاند)" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi badge-Q17437796 badge-featuredarticle mw-list-item" title="featured article badge"><a href="https://vi.wikipedia.org/wiki/Io_(v%E1%BB%87_tinh)" title="Io (vệ tinh) – Vietnamese" lang="vi" hreflang="vi" data-title="Io (vệ tinh)" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh-classical mw-list-item"><a href="https://zh-classical.wikipedia.org/wiki/%E6%9C%A8%E8%A1%9B%E4%B8%80" title="木衛一 – Literary Chinese" lang="lzh" hreflang="lzh" data-title="木衛一" data-language-autonym="文言" data-language-local-name="Literary Chinese" class="interlanguage-link-target"><span>文言</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Io_(bulan)" title="Io (bulan) – Waray" lang="war" hreflang="war" data-title="Io (bulan)" data-language-autonym="Winaray" data-language-local-name="Waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E6%9C%A8%E5%8D%AB%E4%B8%80" title="木卫一 – Wu" lang="wuu" hreflang="wuu" data-title="木卫一" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E6%9C%A8%E8%A1%9B%E4%B8%80" title="木衛一 – Cantonese" lang="yue" hreflang="yue" data-title="木衛一" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E6%9C%A8%E5%8D%AB%E4%B8%80" title="木卫一 – Chinese" lang="zh" hreflang="zh" data-title="木卫一" data-language-autonym="中文" data-language-local-name="Chinese" class="interlanguage-link-target"><span>中文</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/Q3123#sitelinks-wikipedia" title="Edit interlanguage links" class="wbc-editpage">Change 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/Io_(moon)" title="View the content page [c]" 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data-mw-deduplicate="TemplateStyles:r9671799">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">“IO” redirects here. For I/O, see <a href="/wiki/Input/output" title="Input/output">input/output</a>.</div> <style data-mw-deduplicate="TemplateStyles:r9689576">.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%}body.skin-minerva .mw-parser-output .infobox-header,body.skin-minerva .mw-parser-output .infobox-subheader,body.skin-minerva .mw-parser-output .infobox-above,body.skin-minerva .mw-parser-output .infobox-title,body.skin-minerva .mw-parser-output .infobox-image,body.skin-minerva .mw-parser-output .infobox-full-data,body.skin-minerva .mw-parser-output .infobox-below{text-align:center}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data div{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data div{background:#1f1f23!important;color:#f8f9fa}}</style><table class="infobox"><caption class="infobox-title fn org">Io</caption><tbody><tr><td colspan="2" class="infobox-image"><span class="mw-default-size" typeof="mw:File/Frameless"><a href="/wiki/File:Io_highest_resolution_true_color.jpg" class="mw-file-description"><img alt="True-color image taken by the Galileo orbiter" src="//upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Io_highest_resolution_true_color.jpg/220px-Io_highest_resolution_true_color.jpg" decoding="async" width="220" height="220" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Io_highest_resolution_true_color.jpg/330px-Io_highest_resolution_true_color.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/7b/Io_highest_resolution_true_color.jpg/440px-Io_highest_resolution_true_color.jpg 2x" data-file-width="3196" data-file-height="3196" /></a></span><div class="infobox-caption"><i><a href="/wiki/Galileo_(spacecraft)" title="Galileo (spacecraft)">Galileo</a></i> spacecraft true-color image of Io. The dark spot just left of the center is the erupting volcano <a href="/w/index.php?title=Prometheus_(volcano)&action=edit&redlink=1" class="new" title="Prometheus (volcano) (not yet started)">Prometheus</a>. The whitish plains on either side of it are coated with volcanically deposited <a href="/wiki/Sulfur_dioxide" title="Sulfur dioxide">sulfur dioxide</a> frost, whereas the yellower regions contain a higher proportion of <a href="/wiki/Sulfur" title="Sulfur">sulfur</a>.</div></td></tr><tr><th colspan="2" class="infobox-header" style="background-color:#a0ffa0">Discovery</th></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/List_of_minor_planet_discoverers" title="List of minor planet discoverers">Discovered by</a></th><td class="infobox-data"><a href="/wiki/Galileo_Galilei" title="Galileo Galilei">Galileo Galilei</a></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;">Discovery date</th><td class="infobox-data">8 January 1610</td></tr><tr><th colspan="2" class="infobox-header" style="background-color:#a0ffa0">Designations</th></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;">Pronunciation</th><td class="infobox-data"><span class="rt-commentedText nowrap"><span class="IPA nopopups noexcerpt"><a href="/wiki/Help:IPA/English" title="Help:IPA/English">/<span style="border-bottom:1px dotted"><span title="/ˈ/: primary stress follows">ˈ</span><span title="/aɪ/: 'i' in 'tide'">aɪ</span><span title="/./: syllable break">.</span><span title="/oʊ/: 'o' in 'code'">oʊ</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" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Provisional_designation_in_astronomy" title="Provisional designation in astronomy">Alternative names</a></div></th><td class="infobox-data">Jupiter I</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/List_of_adjectivals_and_demonyms_of_astronomical_bodies" title="List of adjectivals and demonyms of astronomical bodies">Adjectives</a></th><td class="infobox-data">Ionian</td></tr><tr><th colspan="2" class="infobox-header" style="background-color:#a0ffa0"><a href="/wiki/Osculating_orbit" title="Osculating orbit">Orbital characteristics</a></th></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Apsis" title="Apsis">Periapsis</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7008420000000000000♠"></span>420<span style="margin-left:.25em;">000</span> km</span> (<span class="nowrap"><span data-sort-value="7008419921223054900♠"></span>0.002<span style="margin-left:.25em;">807</span> AU</span>)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Apsis" title="Apsis">Apoapsis</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7008423400000000000♠"></span>423<span style="margin-left:.25em;">400</span> km</span> (<span class="nowrap"><span data-sort-value="7008423361974081000♠"></span>0.002<span style="margin-left:.25em;">830</span> AU</span>)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Mean orbit <a href="/wiki/Radius" title="Radius">radius</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7008421700000000000♠"></span>421<span style="margin-left:.25em;">700</span> km</span> (<span class="nowrap"><span data-sort-value="7008421716397503300♠"></span>0.002<span style="margin-left:.25em;">819</span> <a href="/wiki/Astronomical_unit" title="Astronomical unit">AU</a></span>)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Orbital_eccentricity" title="Orbital eccentricity">Eccentricity</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="6997410000000000000♠"></span>0.0041</span></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Orbital_period" title="Orbital period">Orbital period</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7005152853504710399♠"></span>1.769<span style="margin-left:.25em;">137</span><span style="margin-left:.25em;">786</span> d</span> (<span class="nowrap"><span data-sort-value="7005152853504700000♠"></span>152<span style="margin-left:.25em;">853</span>.5047 s</span>, <span class="nowrap"><span data-sort-value="7005152853504696000♠"></span>42.459<span style="margin-left:.25em;">306</span><span style="margin-left:.25em;">86</span> h</span>)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Average <a href="/wiki/Orbital_speed" title="Orbital speed">orbital speed</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7004173340000000000♠"></span>17.334 km/s</span></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Orbital_inclination" title="Orbital inclination">Inclination</a></th><td class="infobox-data">0.05° (to Jupiter's equator)<br />2.213° (to the <a href="/wiki/Ecliptic" title="Ecliptic">ecliptic</a>)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Natural_satellite" title="Natural satellite">Satellite of</a></th><td class="infobox-data"><a href="/wiki/Jupiter" title="Jupiter">Jupiter</a></td></tr><tr><th colspan="2" class="infobox-header" style="background-color:#a0ffa0"><span class="anchor" id="Infobox_Physical_characteristics"></span>Physical characteristics</th></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;">Dimensions</th><td class="infobox-data">3,660.0 × 3,637.4 × 3,630.6 km<sup id="cite_ref-Thomas1998_2-0" class="reference"><a href="#cite_note-Thomas1998-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Mean radius</div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7006182160000000000♠"></span>1<span style="margin-left:.25em;">821</span>.6<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.5 km</span> (0.286 Earths)<sup id="cite_ref-jplfact_3-0" class="reference"><a href="#cite_note-jplfact-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Spheroid#Surface_area" title="Spheroid">Surface area</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7013419100000000000♠"></span>41<span style="margin-left:.25em;">910</span><span style="margin-left:.25em;">000</span> km<sup>2</sup></span> (0.082 Earths)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Volume" title="Volume">Volume</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7019252999999999999♠"></span>2.53<span style="margin-left:0.25em;margin-right:0.15em;">×</span>10<sup>10</sup> km<sup>3</sup></span> (0.023 Earths)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Mass" title="Mass">Mass</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7022893193800000000♠"></span>(8.931<span style="margin-left:.25em;">938</span><span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.000<span style="margin-left:.25em;">018</span>)<span style="margin-left:0.25em;margin-right:0.15em;">×</span>10<sup>22</sup> kg</span> (0.015 Earths)<sup id="cite_ref-jplfact_3-1" class="reference"><a href="#cite_note-jplfact-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Mean <a href="/wiki/Density" title="Density">density</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7003352800000000000♠"></span>3.528<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.006 g/cm<sup>3</sup></span><sup id="cite_ref-jplfact_3-2" class="reference"><a href="#cite_note-jplfact-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Surface_gravity" title="Surface gravity">Surface gravity</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="7000179600000000000♠"></span>1.796 <a href="/wiki/Metre_per_second_squared" title="Metre per second squared">m/s<sup>2</sup></a></span> (0.183 <a href="/wiki/G-force" class="mw-redirect" title="G-force">g</a>)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Moment_of_inertia_factor" title="Moment of inertia factor">Moment of inertia factor</a></div></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="6999375500000000000♠"></span>0.3755<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.0045</span><sup id="cite_ref-Showman1999_4-0" class="reference"><a href="#cite_note-Showman1999-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> (estimate)</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Escape_velocity" class="mw-redirect" title="Escape velocity">Escape velocity</a></div></th><td class="infobox-data">2.558 km/s</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Rotation_period" title="Rotation period">Rotation period</a></div></th><td class="infobox-data"><a href="/wiki/Synchronous_rotation" class="mw-redirect" title="Synchronous rotation">synchronous</a></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Equatorial rotation velocity</div></th><td class="infobox-data">271 km/h</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Albedo" title="Albedo">Albedo</a></th><td class="infobox-data"><span class="nowrap"><span data-sort-value="6999630000000000000♠"></span>0.63<span style="margin-left:0.3em;margin-right:0.15em;">±</span>0.02</span><sup id="cite_ref-jplfact_3-3" class="reference"><a href="#cite_note-jplfact-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup></td></tr><tr><td colspan="2" class="infobox-full-data"><table style="border-spacing: 0px; width:100%; border:none; background-color:#f9f9f9; margin:0; text-align:left; line-height:1.2em; white-space:nowrap"><tbody><tr> <th style="width:33%; padding-right:0.25em; text-align:left">Surface <a href="/wiki/Temperature" title="Temperature">temp.</a></th> <th style="padding-right:0.25em; text-align:left">min</th> <th style="padding-right:0.25em; text-align:left">mean</th> <th style="padding-right:0.25em; text-align:left">max</th> </tr><tr> <th style="padding-left:1.0em">Surface</th> <td>90 <a href="/wiki/Kelvin" title="Kelvin">K</a></td> <td>110 <a href="/wiki/Kelvin" title="Kelvin">K</a></td> <td>130 K<sup id="cite_ref-Rathbun2004_6-0" class="reference"><a href="#cite_note-Rathbun2004-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup></td> </tr> </tbody></table></td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Apparent_magnitude" class="mw-redirect" title="Apparent magnitude">Apparent magnitude</a></div></th><td class="infobox-data">5.02 (<a href="/wiki/Opposition_(astronomy)" class="mw-redirect" title="Opposition (astronomy)">opposition</a>)<sup id="cite_ref-magnitude_5-0" class="reference"><a href="#cite_note-magnitude-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup></td></tr><tr><th colspan="2" class="infobox-header" style="background-color:#a0ffa0">Atmosphere</th></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Surface <a href="/wiki/Atmospheric_pressure" title="Atmospheric pressure">pressure</a></div></th><td class="infobox-data">5 to 40 nbar</td></tr><tr><th scope="row" class="infobox-label" style="max-width:11em;"><a href="/wiki/Atmospheric_chemistry#Atmospheric_composition" title="Atmospheric chemistry">Composition by volume</a></th><td class="infobox-data">90% <a href="/wiki/Sulfur_dioxide" title="Sulfur dioxide">sulfur dioxide</a></td></tr><tr><td colspan="2" class="infobox-below"><style data-mw-deduplicate="TemplateStyles:r9724317">.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></td></tr></tbody></table> <p><b>Io</b> is a <a href="/wiki/Satellite_(natural)" class="mw-redirect" title="Satellite (natural)">moon</a> of the planet <a href="/wiki/Jupiter" title="Jupiter">Jupiter</a>. It is Jupiter's third biggest moon with a <a href="/wiki/Diameter" title="Diameter">diameter</a> of 3642 km, slightly bigger than <a href="/wiki/Earth" title="Earth">Earth</a>'s moon. </p><p>Io has about 400 <a href="/wiki/Active_volcano" class="mw-redirect" title="Active volcano">active volcanos</a>. It is the most volcanically active body in the <a href="/wiki/Solar_System" title="Solar System">Solar System</a>. This is due to tidal heating because of friction between Jupiter and the other moons, Callisto, Ganymede, and Europa. <sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup>Volcanoes erupt massive volumes of silicate <a href="/wiki/Lava" title="Lava">lava</a>, <a href="/wiki/Sulphur" class="mw-redirect" title="Sulphur">sulphur</a> and <a href="/wiki/Sulphur_dioxide" class="mw-redirect" title="Sulphur dioxide">sulphur dioxide</a>. This constantly changes Io's appearance. </p><p>The picture of Jupiter's moon Io was produced by combining the best images from both the Voyager 1 and Galileo Missions. Superbly detailed Voyager 1 images cover longitudes from 240 W to 40 W and the nearby southern latitudes. </p><p>Io has highest density of any moon, the strongest surface gravity of any moon, and the lowest amount of water of any known astronomical object in the Solar System. </p><p>Due to the same <a href="/wiki/Tidal_locking" title="Tidal locking">tidal locking</a> that makes the <a href="/wiki/Moon" title="Moon">Moon</a> have the same side always facing Earth, Io always has the same side facing Jupiter. Io is a <a href="/wiki/Prolate_spheroid" class="mw-redirect" title="Prolate spheroid">prolate spheroid</a>, pulled out of round by tidal stress from Jupiter’s gravity. </p> <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=Io_(moon)&veaction=edit&section=1" title="Change section: References" class="mw-editsection-visualeditor"><span>change</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Io_(moon)&action=edit&section=1" title="Edit section's source code: References"><span>change source</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r9724317"><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><a href="#cite_ref-1">↑</a></span> <span class="reference-text"><a href="/wiki/Help:Pronunciation_respelling_key" title="Help:Pronunciation respelling key"><i title="English pronunciation respelling"><span style="font-size:90%">EYE</span>-oh</i></a>, or as <a href="/wiki/Greek_language" title="Greek language">Greek</a>: <span lang="el">Ἰώ</span></span> </li> <li id="cite_note-Thomas1998-2"><span class="mw-cite-backlink"><a href="#cite_ref-Thomas1998_2-0">↑</a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r9724332">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFThomas1998" class="citation journal cs1">Thomas, P. C.; et al. (1998). "The Shape of Io from Galileo Limb Measurements". <i>Icarus</i>. <b>135</b> (1): 175–180. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1998Icar..135..175T">1998Icar..135..175T</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1006%2Ficar.1998.5987">10.1006/icar.1998.5987</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Icarus&rft.atitle=The+Shape+of+Io+from+Galileo+Limb+Measurements&rft.volume=135&rft.issue=1&rft.pages=175-180&rft.date=1998&rft_id=info%3Adoi%2F10.1006%2Ficar.1998.5987&rft_id=info%3Abibcode%2F1998Icar..135..175T&rft.aulast=Thomas&rft.aufirst=P.+C.&rfr_id=info%3Asid%2Fsimple.wikipedia.org%3AIo+%28moon%29" class="Z3988"></span></span> </li> <li id="cite_note-jplfact-3"><span class="mw-cite-backlink">↑ <sup><a href="#cite_ref-jplfact_3-0">3.0</a></sup> <sup><a href="#cite_ref-jplfact_3-1">3.1</a></sup> <sup><a href="#cite_ref-jplfact_3-2">3.2</a></sup> <sup><a href="#cite_ref-jplfact_3-3">3.3</a></sup></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r9724332"><cite id="CITEREFYeomans2006" class="citation web cs1">Yeomans, Donald K. (13 July 2006). <a rel="nofollow" class="external text" href="https://ssd.jpl.nasa.gov/?sat_phys_par">"Planetary Satellite Physical Parameters"</a>. JPL Solar System Dynamics.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Planetary+Satellite+Physical+Parameters&rft.pub=JPL+Solar+System+Dynamics&rft.date=2006-07-13&rft.aulast=Yeomans&rft.aufirst=Donald+K.&rft_id=http%3A%2F%2Fssd.jpl.nasa.gov%2F%3Fsat_phys_par&rfr_id=info%3Asid%2Fsimple.wikipedia.org%3AIo+%28moon%29" class="Z3988"></span></span> </li> <li id="cite_note-Showman1999-4"><span class="mw-cite-backlink"><a href="#cite_ref-Showman1999_4-0">↑</a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r9724332"><cite id="CITEREFShowmanMalhotra1999" class="citation journal cs1">Showman, Adam P.; Malhotra, Renu (October 1999). "The Galilean Satellites". <i>Science</i>. <b>286</b> (5437): 77–84. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1126%2Fscience.286.5437.77">10.1126/science.286.5437.77</a>. <a href="/wiki/PMID_(identifier)" class="mw-redirect" title="PMID (identifier)">PMID</a> <a rel="nofollow" class="external text" href="https://pubmed.ncbi.nlm.nih.gov/10506564">10506564</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Science&rft.atitle=The+Galilean+Satellites&rft.volume=286&rft.issue=5437&rft.pages=77-84&rft.date=1999-10&rft_id=info%3Adoi%2F10.1126%2Fscience.286.5437.77&rft_id=info%3Apmid%2F10506564&rft.aulast=Showman&rft.aufirst=Adam+P.&rft.au=Malhotra%2C+Renu&rfr_id=info%3Asid%2Fsimple.wikipedia.org%3AIo+%28moon%29" class="Z3988"></span></span> </li> <li id="cite_note-magnitude-5"><span class="mw-cite-backlink"><a href="#cite_ref-magnitude_5-0">↑</a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r9724332"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.webcitation.org/61Cvx6xRx?url=http://www.oarval.org/ClasSaten.htm">"Classic Satellites of the Solar System"</a>. Observatorio ARVAL. Archived from <a rel="nofollow" class="external text" href="http://www.oarval.org/ClasSaten.htm">the original</a> on 25 August 2011<span class="reference-accessdate">. Retrieved <span class="nowrap">28 September</span> 2007</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Classic+Satellites+of+the+Solar+System&rft.pub=Observatorio+ARVAL&rft_id=http%3A%2F%2Fwww.oarval.org%2FClasSaten.htm&rfr_id=info%3Asid%2Fsimple.wikipedia.org%3AIo+%28moon%29" class="Z3988"></span></span> </li> <li id="cite_note-Rathbun2004-6"><span class="mw-cite-backlink"><a href="#cite_ref-Rathbun2004_6-0">↑</a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r9724332"><cite id="CITEREFRathbunSpencerTamppariMartin2004" class="citation journal cs1">Rathbun, J. A.; Spencer, J.R.; Tamppari, L.K.; Martin, T.Z.; Barnard, L.; Travis, L.D. (2004). "Mapping of Io's thermal radiation by the Galileo photopolarimeter-radiometer (PPR) instrument". <i>Icarus</i>. <b>169</b> (1): 127–139. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2004Icar..169..127R">2004Icar..169..127R</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.icarus.2003.12.021">10.1016/j.icarus.2003.12.021</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Icarus&rft.atitle=Mapping+of+Io%27s+thermal+radiation+by+the+Galileo+photopolarimeter-radiometer+%28PPR%29+instrument&rft.volume=169&rft.issue=1&rft.pages=127-139&rft.date=2004&rft_id=info%3Adoi%2F10.1016%2Fj.icarus.2003.12.021&rft_id=info%3Abibcode%2F2004Icar..169..127R&rft.aulast=Rathbun&rft.aufirst=J.+A.&rft.au=Spencer%2C+J.R.&rft.au=Tamppari%2C+L.K.&rft.au=Martin%2C+T.Z.&rft.au=Barnard%2C+L.&rft.au=Travis%2C+L.D.&rfr_id=info%3Asid%2Fsimple.wikipedia.org%3AIo+%28moon%29" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><a href="#cite_ref-7">↑</a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r9724332"><cite id="CITEREFLopesKampSmytheMouginis-Mark2004" class="citation journal cs1">Lopes, Rosaly M. C.; Kamp, Lucas W.; Smythe, William D.; Mouginis-Mark, Peter; Kargel, Jeff; Radebaugh, Jani; Turtle, Elizabeth P.; Perry, Jason; Williams, David A.; Carlson, R. W.; Douté, S. (2004-05-01). <a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2004Icar..169..140L">"Lava lakes on Io: observations of Io's volcanic activity from Galileo NIMS during the 2001 fly-bys"</a>. <i>Icarus</i>. <b>169</b>: 140–174. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1016%2Fj.icarus.2003.11.013">10.1016/j.icarus.2003.11.013</a>. <a href="/wiki/ISSN_(identifier)" class="mw-redirect" title="ISSN (identifier)">ISSN</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/issn/0019-1035">0019-1035</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Icarus&rft.atitle=Lava+lakes+on+Io%3A+observations+of+Io%27s+volcanic+activity+from+Galileo+NIMS+during+the+2001+fly-bys&rft.volume=169&rft.pages=140-174&rft.date=2004-05-01&rft_id=info%3Adoi%2F10.1016%2Fj.icarus.2003.11.013&rft.issn=0019-1035&rft.aulast=Lopes&rft.aufirst=Rosaly+M.+C.&rft.au=Kamp%2C+Lucas+W.&rft.au=Smythe%2C+William+D.&rft.au=Mouginis-Mark%2C+Peter&rft.au=Kargel%2C+Jeff&rft.au=Radebaugh%2C+Jani&rft.au=Turtle%2C+Elizabeth+P.&rft.au=Perry%2C+Jason&rft.au=Williams%2C+David+A.&rft.au=Carlson%2C+R.+W.&rft.au=Dout%C3%A9%2C+S.&rft_id=https%3A%2F%2Fui.adsabs.harvard.edu%2Fabs%2F2004Icar..169..140L&rfr_id=info%3Asid%2Fsimple.wikipedia.org%3AIo+%28moon%29" class="Z3988"></span></span> </li> </ol></div></div> <div class="navbox-styles nomobile"><style data-mw-deduplicate="TemplateStyles:r9122492">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid 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style="font-size:114%;margin:0 4em"><a href="/wiki/List_of_Jupiter%27s_moons" title="List of Jupiter's moons">Moons</a> of <a href="/wiki/Jupiter" title="Jupiter">Jupiter</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div id="Listed_in_increasing_approximate_distance_from_Jupiter"><i>Listed in increasing approximate distance from Jupiter</i></div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%"><a href="/wiki/Inner_moons_of_Jupiter" title="Inner moons of Jupiter">Inner moons</a> (4)</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/Metis_(moon)" title="Metis (moon)">Metis</a></li> <li><a href="/wiki/Adrastea_(moon)" title="Adrastea (moon)">Adrastea</a></li> <li><a href="/wiki/Amalthea_(moon)" title="Amalthea (moon)">Amalthea</a></li> <li><a href="/wiki/Thebe_(moon)" title="Thebe (moon)">Thebe</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%"><a href="/wiki/Galilean_moons" title="Galilean moons">Galilean moons</a> (4)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><b><a class="mw-selflink selflink">Io</a></b></li> <li><b><a href="/wiki/Europa_(moon)" title="Europa (moon)">Europa</a></b></li> <li><b><a href="/wiki/Ganymede_(moon)" title="Ganymede (moon)">Ganymede</a></b></li> <li><b><a href="/wiki/Callisto_(moon)" title="Callisto (moon)">Callisto</a></b></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Themisto group (1)</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/Themisto_(moon)" title="Themisto (moon)">Themisto</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%"><a href="/wiki/Himalia_group" title="Himalia group">Himalia group</a> (9)</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/Leda_(moon)" title="Leda (moon)">Leda</a></li> <li>Ersa</li> <li>S/2018 J 2</li> <li><b><a href="/wiki/Himalia_(moon)" title="Himalia (moon)">Himalia</a></b></li> <li>Pandia</li> <li><a href="/wiki/Lysithea_(moon)" title="Lysithea (moon)">Lysithea</a></li> <li><a href="/wiki/Elara_(moon)" title="Elara (moon)">Elara</a></li> <li>S/2011 J 3</li> <li><a href="/wiki/Dia_(moon)" title="Dia (moon)">Dia</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Carpo group (2)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>S/2018 J 4</li> <li><a href="/wiki/Carpo_(moon)" title="Carpo (moon)">Carpo</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Valetudo group (1)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>Valetudo</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%"><a href="/wiki/Ananke_group" title="Ananke group">Ananke group</a> (26)</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/Euporie_(moon)" title="Euporie (moon)">Euporie</a></li> <li><a href="/wiki/Jupiter_LV" title="Jupiter LV">Jupiter LV</a></li> <li><a href="/wiki/Eupheme_(moon)" title="Eupheme (moon)">Eupheme</a></li> <li>S/2021 J 3</li> <li>Jupiter LII</li> <li>Jupiter LIV</li> <li><a href="/wiki/Mneme_(moon)" title="Mneme (moon)">Mneme</a></li> <li><a href="/wiki/Euanthe_(moon)" title="Euanthe (moon)">Euanthe</a></li> <li>S/2003 J 16</li> <li><a href="/wiki/Harpalyke_(moon)" title="Harpalyke (moon)">Harpalyke</a></li> <li><a href="/wiki/Orthosie_(moon)" title="Orthosie (moon)">Orthosie</a></li> <li>S/2022 J 3</li> <li><a href="/wiki/Helike_(moon)" title="Helike (moon)">Helike</a></li> <li>S/2021 J 2</li> <li><a href="/wiki/Praxidike_(moon)" title="Praxidike (moon)">Praxidike</a></li> <li>Jupiter LXIV</li> <li>S/2021 J 1</li> <li><a href="/wiki/S/2003_J_12" title="S/2003 J 12">S/2003 J 12</a></li> <li>Jupiter LXVIII</li> <li><a href="/wiki/Thelxinoe_(moon)" title="Thelxinoe (moon)">Thelxinoe</a></li> <li><a href="/wiki/Thyone_(moon)" title="Thyone (moon)">Thyone</a></li> <li><a href="/wiki/S/2003_J_2" title="S/2003 J 2">S/2003 J 2</a></li> <li><b><a href="/wiki/Ananke_(moon)" title="Ananke (moon)">Ananke</a></b></li> <li><a href="/wiki/Iocaste_(moon)" title="Iocaste (moon)">Iocaste</a></li> <li><a href="/wiki/Hermippe_(moon)" title="Hermippe (moon)">Hermippe</a></li> <li>Jupiter LXX</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%"><a href="/wiki/Carme_group" title="Carme group">Carme group</a> (30)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>S/2022 J 1</li> <li>S/2022 J 2</li> <li>S/2016 J 3</li> <li><a href="/wiki/Pasithee_(moon)" title="Pasithee (moon)">Pasithee</a></li> <li>Jupiter LXIX</li> <li>S/2021 J 6</li> <li>S/2003 J 24</li> <li><a href="/wiki/Chaldene_(moon)" title="Chaldene (moon)">Chaldene</a></li> <li>Jupiter LXIII</li> <li><a href="/wiki/Isonoe_(moon)" title="Isonoe (moon)">Isonoe</a></li> <li>S/2021 J 4</li> <li><a href="/wiki/Kallichore_(moon)" title="Kallichore (moon)">Kallichore</a></li> <li><a href="/wiki/Erinome_(moon)" title="Erinome (moon)">Erinome</a></li> <li><a href="/wiki/Kale_(moon)" title="Kale (moon)">Kale</a></li> <li><a href="/wiki/Eirene_(moon)" title="Eirene (moon)">Eirene</a></li> <li><a href="/wiki/Aitne_(moon)" title="Aitne (moon)">Aitne</a></li> <li><a href="/wiki/Eukelade" title="Eukelade">Eukelade</a></li> <li><a href="/wiki/Arche_(moon)" title="Arche (moon)">Arche</a></li> <li><a href="/wiki/Taygete_(moon)" title="Taygete (moon)">Taygete</a></li> <li><a href="/wiki/Jupiter_LXXII" title="Jupiter LXXII">Jupiter LXXII</a></li> <li><b><a href="/wiki/Carme_(moon)" title="Carme (moon)">Carme</a></b></li> <li><a href="/wiki/Herse_(moon)" title="Herse (moon)">Herse</a></li> <li><a href="/wiki/Jupiter_LXI" title="Jupiter LXI">Jupiter LXI</a></li> <li>Jupiter LI</li> <li><a href="/wiki/S/2003_J_9" title="S/2003 J 9">S/2003 J 9</a></li> <li>Jupiter LXVI</li> <li><a href="/wiki/Kalyke_(moon)" title="Kalyke (moon)">Kalyke</a></li> <li>S/2018 J 3</li> <li>S/2021 J 5</li> <li><a href="/wiki/S/2003_J_10" title="S/2003 J 10">S/2003 J 10</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%"><a href="/wiki/Pasipha%C3%AB_group" title="Pasiphaë group">Pasiphaë group</a> (18)</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/Philophrosyne_(moon)" title="Philophrosyne (moon)">Philophrosyne</a></li> <li><a href="/wiki/Eurydome_(moon)" title="Eurydome (moon)">Eurydome</a></li> <li>Jupiter LVI</li> <li><a href="/wiki/S/2003_J_4" title="S/2003 J 4">S/2003 J 4</a></li> <li>S/2016 J 4</li> <li>Jupiter LXVII</li> <li><a href="/wiki/Hegemone_(moon)" title="Hegemone (moon)">Hegemone</a></li> <li><b><a href="/wiki/Pasipha%C3%AB_(moon)" title="Pasiphaë (moon)">Pasiphaë</a></b></li> <li><a href="/wiki/Sponde_(moon)" title="Sponde (moon)">Sponde</a></li> <li><a href="/wiki/Megaclite_(moon)" title="Megaclite (moon)">Megaclite</a></li> <li><a href="/wiki/Cyllene_(moon)" title="Cyllene (moon)">Cyllene</a></li> <li><a href="/wiki/Sinope_(moon)" title="Sinope (moon)">Sinope</a></li> <li><a href="/w/index.php?title=Jupiter_LIX&action=edit&redlink=1" class="new" title="Jupiter LIX (not yet started)">Jupiter LIX</a></li> <li><a href="/wiki/Aoede_(moon)" title="Aoede (moon)">Aoede</a></li> <li><a href="/wiki/Autonoe_(moon)" title="Autonoe (moon)">Autonoe</a></li> <li><a href="/wiki/Callirrhoe_(moon)" title="Callirrhoe (moon)">Callirrhoe</a></li> <li><a href="/wiki/S/2003_J_23" title="S/2003 J 23">S/2003 J 23</a></li> <li><a href="/wiki/Kore_(moon)" title="Kore (moon)">Kore</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="text-align: center;;width:1%">Related page</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/Rings_of_Jupiter" title="Rings of Jupiter">Rings of Jupiter</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2" style="text-align: center;"><div> <ul><li><span class="noviewer" typeof="mw:File"><span 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