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data-event-name="pinnable-header.vector-toc.unpin">nascondi</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">Inizio</div> </a> </li> <li id="toc-L'Antiterra_nella_cosmologia_pitagorica" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#L'Antiterra_nella_cosmologia_pitagorica"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>L'Antiterra nella cosmologia pitagorica</span> </div> </a> <ul id="toc-L'Antiterra_nella_cosmologia_pitagorica-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Attuali_concezioni_astronomiche" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Attuali_concezioni_astronomiche"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Attuali concezioni astronomiche</span> </div> </a> <ul id="toc-Attuali_concezioni_astronomiche-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Influenza_culturale" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Influenza_culturale"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Influenza culturale</span> </div> </a> <ul id="toc-Influenza_culturale-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Note" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Note"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Note</span> </div> </a> <ul id="toc-Note-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Voci_correlate" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Voci_correlate"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Voci correlate</span> </div> </a> <ul id="toc-Voci_correlate-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Altri_progetti" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Altri_progetti"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Altri progetti</span> </div> </a> <ul id="toc-Altri_progetti-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Collegamenti_esterni" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Collegamenti_esterni"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>Collegamenti esterni</span> </div> </a> <ul id="toc-Collegamenti_esterni-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="Indice" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <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="Mostra/Nascondi l'indice" > <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">Mostra/Nascondi l'indice</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">Antiterra</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="Vai a una voce in un'altra lingua. Disponibile in 21 lingue" > <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-21" 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">21 lingue</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/Teenaarde" title="Teenaarde - afrikaans" lang="af" hreflang="af" data-title="Teenaarde" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%85%D9%82%D8%A7%D8%A8%D9%84_%D8%A7%D9%84%D8%A3%D8%B1%D8%B6" title="مقابل الأرض - arabo" lang="ar" hreflang="ar" data-title="مقابل الأرض" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Antichton" title="Antichton - catalano" lang="ca" hreflang="ca" data-title="Antichton" data-language-autonym="Català" data-language-local-name="catalano" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Gegenerde" title="Gegenerde - tedesco" lang="de" hreflang="de" data-title="Gegenerde" data-language-autonym="Deutsch" data-language-local-name="tedesco" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%91%CE%BD%CF%84%CE%AF%CF%87%CE%B8%CE%BF%CE%BD%CE%B1%CF%82" title="Αντίχθονας - greco" lang="el" hreflang="el" data-title="Αντίχθονας" data-language-autonym="Ελληνικά" data-language-local-name="greco" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Counter-Earth" title="Counter-Earth - inglese" lang="en" hreflang="en" data-title="Counter-Earth" data-language-autonym="English" data-language-local-name="inglese" 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/Antichton" title="Antichton - spagnolo" lang="es" hreflang="es" data-title="Antichton" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Maan_vastakappale" title="Maan vastakappale - finlandese" lang="fi" hreflang="fi" data-title="Maan vastakappale" data-language-autonym="Suomi" data-language-local-name="finlandese" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Anti-Terre" title="Anti-Terre - francese" lang="fr" hreflang="fr" data-title="Anti-Terre" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/An_Frith-Dhomhan" title="An Frith-Dhomhan - irlandese" lang="ga" hreflang="ga" data-title="An Frith-Dhomhan" data-language-autonym="Gaeilge" data-language-local-name="irlandese" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Ellenf%C3%B6ld" title="Ellenföld - ungherese" lang="hu" hreflang="hu" data-title="Ellenföld" data-language-autonym="Magyar" data-language-local-name="ungherese" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%80%D5%A1%D5%AF%D5%A1%D5%A5%D6%80%D5%AF%D5%AB%D6%80" title="Հակաերկիր - armeno" lang="hy" hreflang="hy" data-title="Հակաերկիր" data-language-autonym="Հայերեն" data-language-local-name="armeno" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%8F%8D%E5%9C%B0%E7%90%83" title="反地球 - giapponese" lang="ja" hreflang="ja" data-title="反地球" data-language-autonym="日本語" data-language-local-name="giapponese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%B0%98%EB%8C%80%EC%AA%BD_%EC%A7%80%EA%B5%AC" title="반대쪽 지구 - coreano" lang="ko" hreflang="ko" data-title="반대쪽 지구" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Antychton" title="Antychton - polacco" lang="pl" hreflang="pl" data-title="Antychton" data-language-autonym="Polski" data-language-local-name="polacco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Contra-P%C4%83m%C3%A2nt" title="Contra-Pământ - rumeno" lang="ro" hreflang="ro" data-title="Contra-Pământ" data-language-autonym="Română" data-language-local-name="rumeno" 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%9F%D1%80%D0%BE%D1%82%D0%B8%D0%B2%D0%BE%D0%B7%D0%B5%D0%BC%D0%BB%D1%8F" title="Противоземля - russo" lang="ru" hreflang="ru" data-title="Противоземля" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Antizemlja" title="Antizemlja - serbo-croato" lang="sh" hreflang="sh" data-title="Antizemlja" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbo-croato" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Antijorden" title="Antijorden - svedese" lang="sv" hreflang="sv" data-title="Antijorden" data-language-autonym="Svenska" data-language-local-name="svedese" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%90%D0%BD%D1%82%D0%B8%D0%B7%D0%B5%D0%BC%D0%BB%D1%8F" title="Антиземля - ucraino" lang="uk" hreflang="uk" data-title="Антиземля" data-language-autonym="Українська" data-language-local-name="ucraino" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E5%8F%8D%E5%9C%B0%E7%90%83" title="反地球 - cinese" lang="zh" hreflang="zh" data-title="反地球" data-language-autonym="中文" data-language-local-name="cinese" 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/Q1140990#sitelinks-wikipedia" title="Modifica collegamenti interlinguistici" class="wbc-editpage">Modifica collegamenti</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="Namespace"> <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/Antiterra" title="Vedi la voce [c]" accesskey="c"><span>Voce</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discussione:Antiterra&action=edit&redlink=1" rel="discussion" class="new" title="Vedi le discussioni relative a questa pagina (la pagina non esiste) [t]" accesskey="t"><span>Discussione</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" 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href="/wiki/Antiterra"><span>Leggi</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Antiterra&veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Antiterra&action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Antiterra&action=history" title="Versioni precedenti di questa pagina [h]" accesskey="h"><span>Cronologia</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Strumenti pagine"> <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" 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vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Antiterra&action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Antiterra&action=history"><span>Cronologia</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Generale </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciale:PuntanoQui/Antiterra" title="Elenco di tutte le pagine che sono collegate a questa [j]" accesskey="j"><span>Puntano qui</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciale:ModificheCorrelate/Antiterra" rel="nofollow" title="Elenco delle ultime modifiche alle pagine collegate a questa [k]" accesskey="k"><span>Modifiche 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</ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> In altri progetti </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Counter-Earths" hreflang="en"><span>Wikimedia Commons</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q1140990" title="Collegamento all'elemento connesso dell'archivio dati [g]" accesskey="g"><span>Elemento Wikidata</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="Strumenti pagine"> <div id="vector-page-tools-pinned-container" 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</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> <div id="siteSub" class="noprint">Da Wikipedia, l'enciclopedia libera.</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="it" dir="ltr"><p>La <b>seconda <a href="/wiki/Terra" title="Terra">Terra</a></b> o <b>Antiterra</b> (in <a href="/wiki/Lingua_greca_antica" title="Lingua greca antica">greco antico</a>: <span dir="ltr" lang="grc" class="polytonic">Ἀντίχθων</span><span style="font:bold 80% sans-serif; text-decoration:none; padding:0 .1em;"><sup><a href="/wiki/Aiuto:Greco_antico" title="Aiuto:Greco antico">?</a></sup></span>, <i>Antichthon</i>) è una concezione attribuita alle scoperte astro-filosofiche di <a href="/wiki/Filolao" title="Filolao">Filolao</a>, seguace del <a href="/wiki/Pitagorismo" class="mw-redirect" title="Pitagorismo">Pitagorismo</a>. </p><p>La seconda Terra è un corpo ipotetico del Sistema Solare ipotizzato dal presocratico filosofo greco Filolao (470 - 385 aC) per sostenere la sua cosmologia non geocentrica, in cui tutti gli oggetti dell'universo ruotano intorno ad un invisibile "Fuoco centrale" (distinto dal sole che ruota anche intorno ad essa). La parola greca Antichthon significa "Seconda Terra". </p> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Terra_e_Antiterra_nel_pitagorismo.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/Terra_e_Antiterra_nel_pitagorismo.jpg/370px-Terra_e_Antiterra_nel_pitagorismo.jpg" decoding="async" width="370" height="338" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/Terra_e_Antiterra_nel_pitagorismo.jpg/555px-Terra_e_Antiterra_nel_pitagorismo.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/35/Terra_e_Antiterra_nel_pitagorismo.jpg/740px-Terra_e_Antiterra_nel_pitagorismo.jpg 2x" data-file-width="1266" data-file-height="1158" /></a><figcaption>Hestia, Terra e Antiterra nel modello pitagorico dell'universo.<sup id="cite_ref-pitagora_1-0" class="reference"><a href="#cite_note-pitagora-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></figcaption></figure> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="L'Antiterra_nella_cosmologia_pitagorica"><span id="L.27Antiterra_nella_cosmologia_pitagorica"></span>L'Antiterra nella cosmologia pitagorica</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=1" title="Modifica la sezione L'Antiterra nella cosmologia pitagorica" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=1" title="Edit section's source code: L'Antiterra nella cosmologia pitagorica"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Filolao ideò una teoria atomica basata su 3 assi portanti: </p> <ol><li>L'esistenza del <a href="/wiki/Vuoto_(fisica)" title="Vuoto (fisica)">vuoto</a></li> <li>Il <a href="/wiki/Pneuma" title="Pneuma">respiro</a> dell'universo</li> <li>Il <a href="/wiki/Fuoco_(elemento)" title="Fuoco (elemento)">Fuoco Centrale</a>, detto <a href="/wiki/Hestia" class="mw-redirect" title="Hestia">Hestia</a></li></ol> <p>Proprio attorno al Fuoco Centrale, o <a href="/wiki/Hestia" class="mw-redirect" title="Hestia">Hestia</a>, ruotavano secondo Filolao dieci corpi celesti: la <a href="/wiki/Terra" title="Terra">Terra</a>, la <a href="/wiki/Luna" title="Luna">Luna</a>, il <a href="/wiki/Sole" title="Sole">Sole</a>, i cinque pianeti allora conosciuti (<a href="/wiki/Mercurio_(astronomia)" title="Mercurio (astronomia)">Mercurio</a>, <a href="/wiki/Venere_(astronomia)" title="Venere (astronomia)">Venere</a>, <a href="/wiki/Giove_(astronomia)" title="Giove (astronomia)">Giove</a>, <a href="/wiki/Marte_(astronomia)" title="Marte (astronomia)">Marte</a>, <a href="/wiki/Saturno_(astronomia)" title="Saturno (astronomia)">Saturno</a>), il cielo delle <a href="/wiki/Stelle_fisse" title="Stelle fisse">stelle fisse</a>, e appunto l'Antiterra, parallela al nostro mondo ma <a href="/wiki/Invisibilit%C3%A0" title="Invisibilità">invisibile</a> all'occhio umano in quanto, secondo le cognizioni dell'epoca, soltanto l'<a href="/wiki/Emisfero_boreale" title="Emisfero boreale">emisfero boreale</a> terrestre era abitato. L'altro emisfero invece volgeva al Fuoco centrale, e oltre quest'ultimo, sulla stessa orbita terrestre ma dalla parte opposta, ruotava l'Antiterra.<sup id="cite_ref-pitagora_1-1" class="reference"><a href="#cite_note-pitagora-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>L'emisfero abitato della Terra risultava illuminato dal Sole concepito come una grossa <a href="/wiki/Lente" title="Lente">lente</a> <a href="/wiki/Vitriol" title="Vitriol">vitrea</a>, che rifletteva la luce proveniente dal Fuoco centrale. La Terra impiegava 24 ore a ruotare intorno ad Hestia, pur mantenendo sempre la propria parte abitata verso l'esterno dell'universo, sicché quando questa si trovava opposta al Sole, la notte si alternava al giorno.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Il Sole invece impiegava 365 giorni a compiere un giro attorno ad Hestia, mentre la Luna 29.<sup id="cite_ref-pitagora_1-2" class="reference"><a href="#cite_note-pitagora-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>Questo modello dell'universo, più che una certezza, appariva come una "forzatura" in nome del "numero perfetto pitagorico", il <a href="/wiki/10_(numero)" title="10 (numero)">10</a> (o <a href="/wiki/Tetraktys" title="Tetraktys">Santa Decade</a>); all'epoca infatti, si constatava l'esistenza di 9 corpi, cioè <a href="/wiki/Terra" title="Terra">Terra</a>, <a href="/wiki/Luna" title="Luna">Luna</a>, <a href="/wiki/Sole" title="Sole">Sole</a>, i cinque pianeti, le stelle. Quindi, in nome dell'assoluto valore di perfezione rivestito dal numero 10, fu ipotizzata una Seconda Terra o Antiterra invisibile. </p> <style data-mw-deduplicate="TemplateStyles:r139517313">.mw-parser-output .itwiki-template-citazione{margin-bottom:.5em;font-size:95%;padding-left:2.4em;padding-right:1.2em}.mw-parser-output .itwiki-template-citazione-doppia{display:flex;gap:1.2em}.mw-parser-output .itwiki-template-citazione-doppia>div{width:0;flex:1 1 0}.mw-parser-output .itwiki-template-citazione-footer{padding:0 1.2em 0 0;margin:0}</style><div class="itwiki-template-citazione"> <div class="itwiki-template-citazione-singola"> <p>«Essi dicono che nel centro è il fuoco, che la Terra è un astro e che essa, ruotando attorno alla parte centrale, dà origine al giorno e alla notte. Poi, opposta a questa, dicono che c'è una seconda Terra, ch'essi chiamano "Antiterra", e questo affermano non già ricercando le cause e le ragioni dei fenomeni, e cercando di accordarli con alcune loro convinzioni e opinioni preconcette.» </p> </div><p class="itwiki-template-citazione-footer">(<small><a href="/wiki/Aristotele" title="Aristotele">Aristotele</a>, <i><a href="/wiki/Metafisica_(Aristotele)" title="Metafisica (Aristotele)">Metafisica</a></i>, I, 985b, e segg., in DK 58 B 37</small>)</p></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Lagrange_points2.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ee/Lagrange_points2.svg/370px-Lagrange_points2.svg.png" decoding="async" width="370" height="315" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/ee/Lagrange_points2.svg/555px-Lagrange_points2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/ee/Lagrange_points2.svg/740px-Lagrange_points2.svg.png 2x" data-file-width="1083" data-file-height="923" /></a><figcaption>Schema di <a href="/wiki/Punti_lagrangiani" class="mw-redirect" title="Punti lagrangiani">punti lagrangiani</a> in un sistema a tre corpi (<a href="/wiki/Sole" title="Sole">Sole</a>, <a href="/wiki/Terra" title="Terra">Terra</a>, <a href="/wiki/Luna" title="Luna">Luna</a>). L'Antiterra dovrebbe trovarsi nel punto L3.</figcaption></figure> <div class="mw-heading mw-heading2"><h2 id="Attuali_concezioni_astronomiche">Attuali concezioni astronomiche</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=2" title="Modifica la sezione Attuali concezioni astronomiche" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=2" title="Edit section's source code: Attuali concezioni astronomiche"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Secondo le attuali concezioni astronomiche l'Antiterra non potrebbe esistere in quanto i punti L4 ed L5 (in cui sono posti alcuni satelliti artificiali) sono esattamente nel punto descritto dal <a href="/wiki/Problema_dei_tre_corpi" title="Problema dei tre corpi">problema dei tre corpi</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Influenza_culturale">Influenza culturale</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=3" title="Modifica la sezione Influenza culturale" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=3" title="Edit section's source code: Influenza culturale"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Lo scrittore britannico <a href="/wiki/Olaf_Stapledon" title="Olaf Stapledon">Olaf Stapledon</a>, nel romanzo di fantascienza filosofica <i>Il costruttore di stelle</i> (<i>Star Maker</i>, 1937), immagina una vicina antiterra (chiamata Altra Terra), specchio distorto nella nostra Terra ordinaria. </p><p>Il francese <a href="/w/index.php?title=C._H._Badet&action=edit&redlink=1" class="new" title="C. H. Badet (la pagina non esiste)">C. H. Badet</a>, nel suo romanzo <i>Decimo pianeta</i> (<i>La Dixième Planete</i>) del 1954, narra di un mondo speculare alla Terra, posto sul lato opposto della sua stessa orbita e quindi invisibile perché sempre eclissato dal Sole.<sup id="cite_ref-Fantafilm_3-0" class="reference"><a href="#cite_note-Fantafilm-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p><p>Nel romanzo-biografia <i>Trieste e i misteri di Villa Revoltella</i>, di <a href="/w/index.php?title=Ignazio_Universo&action=edit&redlink=1" class="new" title="Ignazio Universo (la pagina non esiste)">Ignazio Universo</a> (1968), si immaginano le apparizioni di <a href="/wiki/Myia" title="Myia">Myia</a>, la figlia di <a href="/wiki/Pitagora" title="Pitagora">Pitagora</a>, provenire dall'Antiterra.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p><p>L'Antiterra è una sorta di altrove geografico quasi <a href="/wiki/Extraterrestre" title="Extraterrestre">extraterrestre</a>, un <a href="/wiki/Mondo_parallelo" class="mw-redirect" title="Mondo parallelo">mondo parallelo</a>, concepito dallo scrittore russo <a href="/wiki/Vladimir_Nabokov" title="Vladimir Nabokov">Vladimir Nabokov</a> nel suo romanzo <i><a href="/wiki/Ada_o_ardore" title="Ada o ardore">Ada o ardore</a></i> (1969). </p><p><i><a href="/wiki/Doppia_immagine_nello_spazio" title="Doppia immagine nello spazio">Doppia immagine nello spazio</a></i> (<i>Doppelganger, Journey to the Far Side of the Sun</i>) è un film del 1969 incentrato su un'Antiterra esattamente uguale al nostro pianeta al punto di avere persone uguali con lo stesso comportamento ma con <a href="/wiki/Chiralit%C3%A0_(chimica)" title="Chiralità (chimica)">chiralità</a> opposta.<sup id="cite_ref-Fantafilm_3-1" class="reference"><a href="#cite_note-Fantafilm-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> Un concetto simile è alla base del film del 2011 <i><a href="/wiki/Another_Earth" title="Another Earth">Another Earth</a></i>, in cui il pianeta gemello (chiamato nel film "Terra II") ad un certo punto diventa visibile dalla Terra, cosa che produce la rottura della simmetria tra le azioni degli abitanti due pianeti, che sussisteva fino ad allora. </p><p>Un riferimento all'Antiterra è presente in <i><a href="/wiki/Contro_il_giorno" title="Contro il giorno">Contro il giorno</a></i> (2006), sesto romanzo dello scrittore americano <a href="/wiki/Thomas_Pynchon" title="Thomas Pynchon">Thomas Pynchon</a>. Su di essa, verso la fine del romanzo, finisce la <i>Inconvenience</i> dei Compari del Caso. Il riferimento a Filolao è esplicito, e viene ripresa la teoria secondo cui l'Antiterra avrebbe la stessa orbita della Terra, solo sfasata di 180°.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Note">Note</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=4" title="Modifica la sezione Note" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=4" title="Edit section's source code: Note"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-pitagora-1"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-pitagora_1-0">a</a></i></sup> <sup><i><a href="#cite_ref-pitagora_1-1">b</a></i></sup> <sup><i><a href="#cite_ref-pitagora_1-2">c</a></i></sup></span> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="http://www.evaristogalois.it/pitagora.htm"><span style="font-style:italic;">Pitagora fra leggenda e realtà: fisica pitagorica</span></a>, su <span style="font-style:italic;">evaristogalois.it</span>.</cite></span> </li> <li id="cite_note-2"><a href="#cite_ref-2"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://www.lsgalilei.org/lavori/Hypertesto/Cosmologia%202.htm"><span style="font-style:italic;">Cosmologia pitagorica</span></a>, su <span style="font-style:italic;">lsgalilei.org</span>.</cite></span> </li> <li id="cite_note-Fantafilm-3"><span class="mw-cite-backlink"><b>^</b> <sup><i><a href="#cite_ref-Fantafilm_3-0">a</a></i></sup> <sup><i><a href="#cite_ref-Fantafilm_3-1">b</a></i></sup></span> <span class="reference-text"><cite class="citation testo" style="font-style:normal"> Bruno Lattanzi e Fabio De Angelis (a cura di), <a rel="nofollow" class="external text" href="http://www.fantafilm.net/Schede/1961c/69-14.htm"><span style="font-style:italic;">Doppia immagine nello spazio</span></a>, in <span style="font-style:italic;">Fantafilm</span>. <small>URL consultato il 27 settembre 2015</small>.</cite></span> </li> <li id="cite_note-4"><a href="#cite_ref-4"><b>^</b></a> <span class="reference-text">Ignazio Universo, <i>Trieste e i misteri di Villa Revoltella</i>, Trieste 1968 e 1978.</span> </li> <li id="cite_note-5"><a href="#cite_ref-5"><b>^</b></a> <span class="reference-text"><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="nofollow" class="external text" href="http://www.pynchonwiki.com/wiki/index.php?title=ATD_1018-1039&oldid=10580#Page_1021"><span style="font-style:italic;">ATD 1018-1039 - Thomas Pynchon Wiki | Against the Day</span></a>, su <span style="font-style:italic;">Pynchonwiki.com</span>. <small>URL consultato il 2 ottobre 2018</small>.</cite></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Voci_correlate">Voci correlate</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=5" title="Modifica la sezione Voci correlate" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=5" title="Edit section's source code: Voci correlate"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Luna_nera_(astrologia)" title="Luna nera (astrologia)">Luna nera (astrologia)</a></li> <li><a href="/wiki/Mondo_parallelo" class="mw-redirect" title="Mondo parallelo">Mondo parallelo</a></li> <li><a href="/wiki/Nibiru_(Sitchin)" title="Nibiru (Sitchin)">Nibiru</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Altri_progetti">Altri progetti</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=6" title="Modifica la sezione Altri progetti" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=6" title="Edit section's source code: Altri progetti"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <div id="interProject" class="toccolours" style="display: none; clear: both; margin-top: 2em"><p id="sisterProjects" style="background-color: #efefef; color: black; font-weight: bold; margin: 0"><span>Altri progetti</span></p><ul title="Collegamenti verso gli altri progetti Wikimedia"> <li class="" title=""><span class="plainlinks" title="commons:Category:Counter-Earths"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Counter-Earths?uselang=it">Wikimedia Commons</a></span></li></ul></div> <ul><li><span typeof="mw:File"><a href="https://commons.wikimedia.org/wiki/?uselang=it" title="Collabora a Wikimedia Commons"><img alt="Collabora a Wikimedia Commons" src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png" decoding="async" width="18" height="24" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/27px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/36px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></a></span> <span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/?uselang=it">Wikimedia Commons</a></span> contiene immagini o altri file su <b><span class="plainlinks"><a class="external text" href="https://commons.wikimedia.org/wiki/Category:Counter-Earths?uselang=it">Antiterra</a></span></b></li></ul> <div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Antiterra&veaction=edit&section=7" title="Modifica la sezione Collegamenti esterni" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Antiterra&action=edit&section=7" title="Edit section's source code: Collegamenti esterni"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li class="mw-empty-elt"></li> <li><cite id="CITEREFEncyclopedia_of_Science_Fiction" class="citation web" style="font-style:normal">(<span style="font-weight:bolder; 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padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/wiki/Template:Astronomia_greca" title="Template:Astronomia greca"><span title="Vai alla pagina del template">V</span></a> · <a href="/wiki/Discussioni_template:Astronomia_greca" title="Discussioni template:Astronomia greca"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Astronomia_greca&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title"><a href="/wiki/Astronomia_greca" title="Astronomia greca">Astronomia greca</a></span></th></tr><tr><th colspan="1" class="navbox_group"><a href="/wiki/Astronomi" class="mw-redirect" title="Astronomi">Astronomi</a></th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Acoreo" title="Acoreo">Acoreo</a><b> ·</b> <a href="/wiki/Aglaonice" title="Aglaonice">Aglaonice</a><b> ·</b> <a href="/wiki/Agrippa_(astronomo)" title="Agrippa (astronomo)">Agrippa</a><b> ·</b> <a href="/wiki/Anassimandro" title="Anassimandro">Anassimandro</a><b> ·</b> <a href="/wiki/Apollonio_di_Perga" title="Apollonio di Perga">Apollonio di Perga</a><b> ·</b> <a href="/wiki/Arato_di_Soli" title="Arato di Soli">Arato di Soli</a><b> ·</b> <a href="/wiki/Aristarco_di_Samo" title="Aristarco di Samo">Aristarco di Samo</a><b> ·</b> <a href="/wiki/Aristillo" title="Aristillo">Aristillo</a><b> ·</b> <a href="/wiki/Aristotele" title="Aristotele">Aristotele</a><b> ·</b> <a href="/wiki/Autolico_di_Pitane" title="Autolico di Pitane">Autolico di Pitane</a><b> ·</b> <a href="/wiki/Bione_di_Abdera" title="Bione di Abdera">Bione di Abdera</a><b> ·</b> <a href="/wiki/Callippo_di_Cizico" title="Callippo di Cizico">Callippo di Cizico</a><b> ·</b> <a href="/wiki/Cleomede" title="Cleomede">Cleomede</a><b> ·</b> <a href="/wiki/Cleostrato_di_Tenedo" title="Cleostrato di Tenedo">Cleostrato di Tenedo</a><b> ·</b> <a href="/wiki/Conone_di_Samo" title="Conone di Samo">Conone di Samo</a><b> ·</b> <a href="/wiki/Ecfanto_di_Siracusa" title="Ecfanto di Siracusa">Ecfanto</a><b> ·</b> <a href="/wiki/Enopide_di_Chio" title="Enopide di Chio">Enopide di Chio</a><b> ·</b> <a href="/wiki/Eratostene_di_Cirene" title="Eratostene di Cirene">Eratostene di Cirene</a><b> ·</b> <a href="/wiki/Euctemone" title="Euctemone">Euctemone</a><b> ·</b> <a href="/wiki/Eudosso_di_Cnido" title="Eudosso di Cnido">Eudosso di Cnido</a><b> ·</b> <a href="/wiki/Gemino" title="Gemino">Gemino</a><b> ·</b> <a href="/wiki/Eraclide_Pontico" title="Eraclide Pontico">Eraclide Pontico</a><b> ·</b> <a href="/wiki/Filippo_di_Opunte" title="Filippo di Opunte">Filippo di Opunte</a><b> ·</b> <a href="/wiki/Filolao" title="Filolao">Filolao</a><b> ·</b> <a href="/wiki/Iceta_di_Siracusa_(filosofo)" title="Iceta di Siracusa (filosofo)">Iceta</a><b> ·</b> <a href="/wiki/Ipazia" title="Ipazia">Ipazia</a><b> ·</b> <a href="/wiki/Ipparco_di_Nicea" title="Ipparco di Nicea">Ipparco di Nicea</a><b> ·</b> <a href="/wiki/Ippocrate_di_Chio" title="Ippocrate di Chio">Ippocrate di Chio</a><b> ·</b> <a href="/wiki/Ipsicle" title="Ipsicle">Ipsicle</a><b> ·</b> <a href="/wiki/Menelao_di_Alessandria" title="Menelao di Alessandria">Menelao di Alessandria</a><b> ·</b> <a href="/wiki/Metone_di_Atene" title="Metone di Atene">Metone di Atene</a><b> ·</b> <a href="/wiki/Posidonio" title="Posidonio">Posidonio</a><b> ·</b> <a href="/wiki/Pitea" title="Pitea">Pitea</a><b> ·</b> <a href="/wiki/Seleuco_di_Seleucia" title="Seleuco di Seleucia">Seleuco di Seleucia</a><b> ·</b> <a href="/wiki/Sosigene_di_Alessandria" title="Sosigene di Alessandria">Sosigene di Alessandria</a><b> ·</b> <a href="/wiki/Sosigene_il_Peripatetico" title="Sosigene il Peripatetico">Sosigene il Peripatetico</a><b> ·</b> <a href="/wiki/Strabone" title="Strabone">Strabone</a><b> ·</b> <a href="/wiki/Talete" title="Talete">Talete</a><b> ·</b> <a href="/wiki/Teodosio_di_Bitinia" title="Teodosio di Bitinia">Teodosio di Bitinia</a><b> ·</b> <a href="/wiki/Teone_di_Alessandria" title="Teone di Alessandria">Teone di Alessandria</a><b> ·</b> <a href="/wiki/Teone_di_Smirne" title="Teone di Smirne">Teone di Smirne</a><b> ·</b> <a href="/wiki/Timocari" title="Timocari">Timocari</a><b> ·</b> <a href="/wiki/Claudio_Tolomeo" title="Claudio Tolomeo">Tolomeo</a></td></tr><tr><th colspan="1" class="navbox_group">Strumenti</th><td colspan="1" class="navbox_list navbox_even"><a href="/w/index.php?title=Anello_equatoriale&action=edit&redlink=1" class="new" title="Anello equatoriale (la pagina non esiste)">Anello equatoriale</a><b> ·</b> <a href="/wiki/Astrolabio" title="Astrolabio">Astrolabio</a><b> ·</b> <a href="/wiki/Diottra" title="Diottra">Diottra</a><b> ·</b> <a href="/wiki/Gnomone" title="Gnomone">Gnomone</a><b> ·</b> <a href="/wiki/Macchina_di_Anticitera" title="Macchina di Anticitera">Macchina di Anticitera</a><b> ·</b> <a href="/wiki/Quadrante_(astronomia)" title="Quadrante (astronomia)">Quadrante</a><b> ·</b> <a href="/wiki/Planetario" title="Planetario">Planetario</a><b> ·</b> <a href="/wiki/Sfera_armillare" title="Sfera armillare">Sfera armillare</a><b> ·</b> <a href="/wiki/Triquetrum" class="mw-redirect" title="Triquetrum">Triquetrum</a></td></tr><tr><th colspan="1" class="navbox_group">Opere</th><td colspan="1" class="navbox_list navbox_odd"><i><a href="/wiki/Almagesto" title="Almagesto">Almagesto</a></i><b> ·</b> <i><a href="/wiki/De_caelo" title="De caelo">De caelo</a></i></td></tr><tr><th colspan="1" class="navbox_group">Concetti</th><td colspan="1" class="navbox_list navbox_even"><a class="mw-selflink selflink">Antiterra</a><b> ·</b> <a href="/wiki/Ciclo_metonico" title="Ciclo metonico">Ciclo metonico</a><b> ·</b> <a href="/wiki/Ciclo_callippico" title="Ciclo callippico">Ciclo callippico</a><b> ·</b> <a href="/wiki/Epiciclo_e_deferente" title="Epiciclo e deferente">Epiciclo e deferente</a><b> ·</b> <a href="/wiki/Equante" title="Equante">Equante</a><b> ·</b> <a href="/wiki/Meridiano" title="Meridiano">Meridiano</a><b> ·</b> <a href="/wiki/Parallelo_(geografia)" title="Parallelo (geografia)">Parallelo</a><b> ·</b> <a href="/wiki/Octaeteride" title="Octaeteride">Octaeteride</a><b> ·</b> <a href="/wiki/Sfere_celesti" title="Sfere celesti">Sfere celesti</a> (<a href="/wiki/Primo_mobile" title="Primo mobile">Primo mobile</a><b> ·</b> <a href="/wiki/Firmamento" title="Firmamento">Firmamento</a><b> ·</b> <a href="/wiki/Stelle_fisse" title="Stelle fisse">Stelle fisse</a>)<b> ·</b> <a href="/wiki/Sfere_sublunari" class="mw-redirect" title="Sfere sublunari">Sfere sublunari</a> (<a href="/wiki/Sfera_del_fuoco" title="Sfera del fuoco">Sfera del fuoco</a>)<b> ·</b> <a href="/wiki/Sistema_geocentrico" title="Sistema geocentrico">Sistema geocentrico</a><b> ·</b> <a href="/wiki/Sistema_eliocentrico" title="Sistema eliocentrico">Sistema eliocentrico</a><b> ·</b> <a href="/wiki/Solstizio" title="Solstizio">Solstizio</a><b> ·</b> <a href="/wiki/Zodiaco" title="Zodiaco">Zodiaco</a></td></tr><tr><th colspan="1" class="navbox_group">Influenze precedenti</th><td colspan="1" class="navbox_list navbox_odd"><a href="/wiki/Cosmografia_mesopotamica" title="Cosmografia mesopotamica">Cosmografia mesopotamica</a><b> ·</b> <a href="/wiki/Astronomia_babilonese" title="Astronomia babilonese">Astronomia babilonese</a><b> ·</b> <a href="/wiki/Astronomia_egizia" title="Astronomia egizia">Astronomia egizia</a></td></tr><tr><th colspan="1" class="navbox_group">Influenze successive</th><td colspan="1" class="navbox_list navbox_even"><a href="/wiki/Scienza_medievale#Astrologia" title="Scienza medievale">Astronomia medievale europea</a><b> ·</b> <a href="/wiki/Astronomia_indiana" title="Astronomia indiana">Astronomia indiana</a><b> ·</b> <a href="/wiki/Astronomia_islamica" title="Astronomia islamica">Astronomia islamica</a></td></tr></tbody></table> <div class="noprint" style="width:100%; padding: 3px 0; display: flex; flex-wrap: wrap; row-gap: 4px; column-gap: 8px; box-sizing: border-box;"><div style="flex-basis: calc( 100% / 2 - 8px / 2 );"><style data-mw-deduplicate="TemplateStyles:r140555418">.mw-parser-output .itwiki-template-occhiello{width:100%;line-height:25px;border:1px solid #CCF;background-color:#F0EEFF;box-sizing:border-box}.mw-parser-output .itwiki-template-occhiello-progetto{background-color:#FAFAFA}@media screen{html.skin-theme-clientpref-night .mw-parser-output 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