{"id":21607,"date":"2020-11-24T17:00:22","date_gmt":"2020-11-24T16:00:22","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=21607"},"modified":"2022-01-10T16:46:01","modified_gmt":"2022-01-10T15:46:01","slug":"de-la-planete-venus-primitive-habitable-a-sa-terraformation","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/","title":{"rendered":"De la plan\u00e8te V\u00e9nus primitive habitable \u00e0 sa terraformation"},"content":{"rendered":"<div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"1\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n<p>La Terre et V\u00e9nus sont des plan\u00e8tes \u00ab s\u0153urs \u00bb et pourtant, elles ont \u00e9volu\u00e9 tr\u00e8s diff\u00e9remment, l&rsquo;une des deux \u00e9tant devenue un enfer volcanique et d\u00e9pourvue d&rsquo;oc\u00e9ans. La Nasa envisage une nouvelle mission \u00e0 destination de V\u00e9nus pour tenter de mieux comprendre l&rsquo;origine de ces diff\u00e9rences et si des volcans font bel et&nbsp;bien encore des \u00e9ruptions en ce moment&nbsp;m\u00eame sur V\u00e9nus. Cette mission se nomme Veritas.<\/p>\n\n\n\n<p>V\u00e9nus a \u00e9t\u00e9 carr\u00e9ment comme la Terre pendant 2 \u00e0 3 milliards d&rsquo;ann\u00e9es (beaucoup plus longtemps que Mars, qui a eu des conditions propices \u00e0 la vie pendant environ 700 millions d&rsquo;ann\u00e9es) et ne s&rsquo;est pas transform\u00e9e en un violent no-man&rsquo;s land que nous connaissons aujourd&rsquo;hui.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"584\" height=\"329\" data-attachment-id=\"21614\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-primitive\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?fit=584%2C329&amp;ssl=1\" data-orig-size=\"584,329\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Venus-primitive\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?fit=584%2C329&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?resize=584%2C329&#038;ssl=1\" alt=\"\" class=\"wp-image-21614\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?w=584&amp;ssl=1 584w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?resize=580%2C326&amp;ssl=1 580w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/Venus-primitive.png?resize=174%2C98&amp;ssl=1 174w\" sizes=\"auto, (max-width: 584px) 100vw, 584px\" \/><figcaption>V\u00e9nus Primitive &#8211; Cr\u00e9dits : NASA<\/figcaption><\/figure>\n\n\n\n<p>La mod\u00e9lisation sugg\u00e8re que la surface de la V\u00e9nus primitive \u00e9tait tr\u00e8s similaire \u00e0 celle de la Terre primitive, avec des lacs (ou m\u00eame des oc\u00e9ans) d&rsquo;eau et&nbsp;des conditions douces.&nbsp;C&rsquo;\u00e9tait avant qu&rsquo;un effet de serre incontr\u00f4lable ne transforme la plan\u00e8te en un paysage d&rsquo;enfer qu&rsquo;elle est aujourd&rsquo;hui.<\/p>\n\n\n\n<p>La&nbsp;d\u00e9couverte r\u00e9cente de phosphine&nbsp;dans l&rsquo;atmosph\u00e8re de V\u00e9nus est passionnante, car elle pourrait d\u00e9montrer des signes potentiels de vie.<\/p>\n\n\n\n<p>Si la vie s&rsquo;\u00e9tait form\u00e9e \u00e0 l&rsquo;\u00e9poque, elle aurait pu s&rsquo;adapter pour se r\u00e9pandre dans les nuages.&nbsp;Ensuite, lorsque l&rsquo;intense changement climatique a fait bouillir les oc\u00e9ans &#8211; tuant toute vie sur la surface &#8211; les nuages \u200b\u200bseraient devenus le dernier avant-poste de la vie et des microbes sur V\u00e9nus.<\/p>\n\n\n\n<p>Mais la seule fa\u00e7on d&rsquo;\u00eatre s\u00fbr que V\u00e9nus est toujours une plan\u00e8te vivante avec du volcanisme est d&rsquo;y retourner avec une autre sonde. C&rsquo;est bien ce qu&rsquo;envisage de faire depuis quelques ann\u00e9es la Nasa en se penchant sur la conception de la mission Venus Emissivity,&nbsp;Radio&nbsp;Science, InSAR, Topography&nbsp;&amp; Spectroscopy : Veritas. G\u00e9r\u00e9e par le mythique&nbsp;<em>Jet Propulsion Laboratory<\/em>, cette mission serait \u00e9galement l&rsquo;\u0153uvre de Lockheed Martin, l&rsquo;Agence spatiale italienne, l&rsquo;Agence spatiale allemande&nbsp;et l&rsquo;Agence spatiale fran\u00e7aise. Ce n&rsquo;est encore qu&rsquo;un projet qui doit vraiment \u00eatre s\u00e9lectionn\u00e9 dans le cadre du&nbsp;programme Discovery&nbsp;de la Nasa avant d&rsquo;\u00eatre construit et de partir pour l&rsquo;espace \u00e0 l&rsquo;horizon 2026.<\/p>\n\n\n\n<p>La&nbsp;<strong>terraformation&nbsp;de&nbsp;V\u00e9nus<\/strong>&nbsp;pour l&rsquo;adapter \u00e0 nos besoins est sujet \u00e0 d\u00e9bat quant \u00e0 sa faisabilit\u00e9. En effet, ce projet entrainerait plusieurs changements radicaux&nbsp;:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>r\u00e9duire la temp\u00e9rature \u00e0 la surface de V\u00e9nus, qui est de l&rsquo;ordre de 467&nbsp;\u00b0C&nbsp;;<\/li><li>\u00e9liminer les 9&nbsp;MPa&nbsp;de pression de l&rsquo;atmosph\u00e8re, compos\u00e9e surtout de dioxyde de carbone, via une transformation sous une autre forme&nbsp;;<\/li><li>\u00e9tablir un cycle jour\/nuit plus court que l&rsquo;actuel, qui est de 116,75 jours terrestres.<\/li><\/ul>\n\n\n\n<p>Ces 3 \u00e9l\u00e9ments sont interconnect\u00e9s, puisque l&rsquo;extr\u00eame temp\u00e9rature de V\u00e9nus est due \u00e0 l&rsquo;effet de serre caus\u00e9 par la densit\u00e9 de son atmosph\u00e8re et que la rotation tr\u00e8s lente est due aux effets de mar\u00e9es solaires sur l&rsquo;\u00e9paisse atmosph\u00e8re.<\/p>\n\n\n\n<p>Des boucliers solaires pourraient \u00eatre utilis\u00e9s pour r\u00e9duire l&rsquo;ensoleillement&nbsp;de V\u00e9nus, rafraichissant la plan\u00e8te. Un bouclier plac\u00e9 sur le&nbsp;point&nbsp;L<sub>1<\/sub>&nbsp;entre le Soleil et V\u00e9nus servirait aussi \u00e0 r\u00e9duire le&nbsp;rayonnement solaire&nbsp;re\u00e7u par V\u00e9nus.<\/p>\n\n\n\n<p>Le rafra\u00eechissement de l&rsquo;atmosph\u00e8re peut \u00eatre fait \u00e0 l&rsquo;aide de r\u00e9flecteurs plac\u00e9s \u00e0 la surface. Des ballons r\u00e9flecteurs dans la haute atmosph\u00e8re peuvent cr\u00e9er de l&rsquo;ombre. Le nombre et\/ou la taille des ballons devront n\u00e9cessairement \u00eatre importants&#8230;<\/p>\n\n\n\n<p>N\u2019en d\u00e9plaise \u00e0 Elon Musk, l\u2019humanit\u00e9 a peut-\u00eatre d\u2019autres options que Mars pour coloniser des plan\u00e8tes. Depuis&nbsp;quelques ann\u00e9es, la Nasa planche sur le projet&nbsp;HAVOC&nbsp;\u2014 pour&nbsp;\u00ab&nbsp;High Altitude Venus Operational Concept&nbsp;\u00bb \u2014 gr\u00e2ce auquel l\u2019agence spatiale veut en apprendre davantage sur la deuxi\u00e8me plan\u00e8te du syst\u00e8me solaire.&nbsp;Si l\u2019on en croit deux sp\u00e9cialistes, la perspective d\u2019envoyer des humains sur cet astre serait m\u00eame&nbsp;\u00ab&nbsp;<em>une id\u00e9e brillante<\/em>.&nbsp;\u00bb <\/p>\n\n\n\n<p>En attendant, de r\u00eaver d&rsquo;une seconde Terre, dans ces projections utopiques avec les technologies d&rsquo;aujourd&rsquo;hui, voici \u00e0 quoi pourrait ressembler Venus une fois terraform\u00e9e :<\/p><div class=\"1665f18d14f35dd9e7566e1a8ac9a3e9\" data-index=\"2\" style=\"float: none; margin:10px 0 10px 0; text-align:center;\">\n<script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\r\n<ins class=\"adsbygoogle\"\r\n     style=\"display:block; text-align:center;\"\r\n     data-ad-layout=\"in-article\"\r\n     data-ad-format=\"fluid\"\r\n     data-ad-client=\"ca-pub-2860849627502538\"\r\n     data-ad-slot=\"3019501113\"><\/ins>\r\n<script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script>\n<\/div>\n\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" data-attachment-id=\"21608\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-terraformee-1\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?fit=960%2C540&amp;ssl=1\" data-orig-size=\"960,540\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"venus-terraformee-1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?fit=800%2C450&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?resize=800%2C450&#038;ssl=1\" alt=\"\" class=\"wp-image-21608\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?resize=800%2C450&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?resize=580%2C326&amp;ssl=1 580w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?resize=174%2C98&amp;ssl=1 174w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-1.jpg?w=960&amp;ssl=1 960w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption>V\u00e9nus terraform\u00e9e<br \/>Cr\u00e9dit : MagellanTV<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" data-attachment-id=\"21609\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-terraformee-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?fit=960%2C540&amp;ssl=1\" data-orig-size=\"960,540\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"venus-terraformee-2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?fit=800%2C450&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?resize=800%2C450&#038;ssl=1\" alt=\"\" class=\"wp-image-21609\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?resize=800%2C450&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?resize=580%2C326&amp;ssl=1 580w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?resize=174%2C98&amp;ssl=1 174w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-2.jpg?w=960&amp;ssl=1 960w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption>V\u00e9nus terraform\u00e9e<br \/>Cr\u00e9dit : MagellanTV<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" data-attachment-id=\"21610\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-terraformee-3\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?fit=960%2C540&amp;ssl=1\" data-orig-size=\"960,540\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"venus-terraformee-3\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?fit=800%2C450&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?resize=800%2C450&#038;ssl=1\" alt=\"\" class=\"wp-image-21610\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?resize=800%2C450&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?resize=580%2C326&amp;ssl=1 580w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?resize=174%2C98&amp;ssl=1 174w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-3.jpg?w=960&amp;ssl=1 960w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption>V\u00e9nus terraform\u00e9e<br \/>Cr\u00e9dit : MagellanTV<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" data-attachment-id=\"21611\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-terraformee-4\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?fit=960%2C540&amp;ssl=1\" data-orig-size=\"960,540\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"venus-terraformee-4\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?fit=800%2C450&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?resize=800%2C450&#038;ssl=1\" alt=\"\" class=\"wp-image-21611\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?resize=800%2C450&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?resize=580%2C326&amp;ssl=1 580w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?resize=174%2C98&amp;ssl=1 174w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-4.jpg?w=960&amp;ssl=1 960w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption>V\u00e9nus terraform\u00e9e<br \/>Cr\u00e9dit : MagellanTV<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" data-attachment-id=\"21612\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-terraformee-5\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?fit=960%2C540&amp;ssl=1\" data-orig-size=\"960,540\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"venus-terraformee-5\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Credit :&lt;br \/&gt;\nK. Llewellin l&amp;rsquo;a enregistr\u00e9 dans Exotic Worlds&lt;br \/&gt;\nImpressions d&amp;rsquo;artistes de V\u00e9nus apr\u00e8s terraformation pour la rendre habitable pour la vie terrestre.&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?fit=800%2C450&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?resize=800%2C450&#038;ssl=1\" alt=\"\" class=\"wp-image-21612\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?resize=800%2C450&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?resize=580%2C326&amp;ssl=1 580w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?resize=174%2C98&amp;ssl=1 174w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?w=960&amp;ssl=1 960w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption>V\u00e9nus terraform\u00e9e<br \/>Cr\u00e9dit : MagellanTV<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"400\" data-attachment-id=\"21613\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/de-la-planete-venus-primitive-habitable-a-sa-terraformation\/venus-terraformee-6\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?fit=960%2C480&amp;ssl=1\" data-orig-size=\"960,480\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"venus-terraformee-6\" data-image-description=\"&lt;p&gt;&lt;a href=&quot;https:\/\/www.3develop.nl\/blog\/terraforming-venus-rings\/&quot; rel=&quot;noopener&quot; target=&quot;_blank&quot;&gt;credit : https:\/\/www.3develop.nl\/&lt;\/a&gt;&lt;\/p&gt;\n\" data-image-caption=\"&lt;p&gt;Remerciements et credit : https:\/\/www.3develop.nl\/blog\/terraforming-venus-rings\/&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?fit=800%2C400&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?resize=800%2C400&#038;ssl=1\" alt=\"\" class=\"wp-image-21613\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?resize=800%2C400&amp;ssl=1 800w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?resize=300%2C150&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?resize=768%2C384&amp;ssl=1 768w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-6.jpg?w=960&amp;ssl=1 960w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption>Credit : Frans Blok \/ <a href=\"https:\/\/www.3develop.nl\/blog\/terraforming-venus-rings\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/www.3develop.nl\/blog\/terraforming-venus-rings\/<\/a><br \/>Carte du monde de V\u00e9nus terraform\u00e9e<\/figcaption><\/figure>\n\n\n\n<p>V\u00e9nus&nbsp;est souvent pr\u00e9sent\u00e9e comme la soeur jumelle de la Terre : les deux plan\u00e8tes sont n\u00e9es toutes les deux il y a environ 4,6 milliards d&rsquo;ann\u00e9es, il s&rsquo;agit toute deux de plan\u00e8tes telluriques qui pr\u00e9sentent une grande vari\u00e9t\u00e9 g\u00e9ologique avec une activit\u00e9 volcanique, elles disposent toutes les deux d&rsquo;une atmosph\u00e8re pr\u00e9sentant des nuages denses, leur composition chimique est proche et cerise sur le g\u00e2teau : V\u00e9nus est \u00e9galement plus proche de nous que Mars (environ 42 millions de km contre 78 millions de km).<\/p>\n\n\n\n<p>Comme le soulignent les physiciens Gareth Dorrian de l&rsquo;Universit\u00e9 de Lancaster et Ian Whittaker de Nottingham Trent, la haute atmosph\u00e8re de V\u00e9nus est le lieu qui ressemble le plus \u00e0 la Terre dans tout le syst\u00e8me solaire. Malheureusement, si V\u00e9nus est la plus proche de nous, on en connait encore peu de cette plan\u00e8te, c&rsquo;est pourquoi la NASA a lanc\u00e9 le programme HAVOC (High Altitude Venus Operational Concept) pour tenter d&rsquo;en apprendre plus sur l&rsquo;atmosph\u00e8re de la plan\u00e8te.<\/p>\n\n\n\n<p>La temp\u00e9rature de V\u00e9nus \u00e0 sa surface est moins accueillante que celle de Mars : 460\u00b0C en moyenne, une temp\u00e9rature qui entraine des ph\u00e9nom\u00e8nes \u00e9tonnants comme des tomb\u00e9es de neige de plomb et de bismuth en fusion sur les sommets les plus \u00e9lev\u00e9s de la plan\u00e8te&#8230; Mais entre 50 et 60 km d&rsquo;altitude, les conditions sont plus favorables : la pression atmosph\u00e9rique est moiti\u00e9 moindre que sur Terre, la temp\u00e9rature se situe entre 20 et 30 \u00b0C&#8230; De quoi envisager la cr\u00e9ation de cit\u00e9s volantes comme de gigantesques dirigeables gonfl\u00e9s \u00e0 l&rsquo;oxyg\u00e8ne et \u00e0 l&rsquo;azote.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<span class=\"embed-youtube\" style=\"text-align:center; display: block;\"><iframe loading=\"lazy\" class=\"youtube-player\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/uCYyog_CD_c?version=3&#038;rel=1&#038;showsearch=0&#038;showinfo=1&#038;iv_load_policy=1&#038;fs=1&#038;hl=fr-FR&#038;autohide=2&#038;wmode=transparent\" allowfullscreen=\"true\" style=\"border:0;\" sandbox=\"allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox\"><\/iframe><\/span>\n<\/div><\/figure>\n\n\n\n<p>Malheureusement l\u00e0 encore, il faudra composer avec des nuages d&rsquo;acide sulfurique&#8230; La situation est donc plus complexe que sur Mars et nous avons donc plusieurs ann\u00e9es \u00e0 patienter avant de voir l&rsquo;homme s&rsquo;int\u00e9resser un peu plus \u00e0 V\u00e9nus.<\/p>\n\n\n\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\">Terra Projects<\/a><\/p>\n\n\n\n<p>Sources : <a href=\"https:\/\/fr.wikipedia.org\/wiki\/Terraformation_de_V%C3%A9nus\">https:\/\/fr.wikipedia.org\/<\/a> \/ <a href=\"https:\/\/www.numerama.com\/sciences\/432220-oubliez-mars-voici-pourquoi-latmosphere-de-venus-serait-bien-plus-accueillante.html\">https:\/\/www.numerama.com\/<\/a> \/  <a href=\"https:\/\/www.facebook.com\/VenusTerraformingCorporation\/\">VenusTerraformingCorporation<\/a> \/ <a href=\"https:\/\/www.generation-nt.com\/venus-meilleures-conditions-mars-homme-actualite-1958498.html\">https:\/\/www.generation-nt.com\/<\/a> \/ <a href=\"https:\/\/www.futura-sciences.com\/sciences\/actualites\/venus-nasa-veut-percer-secrets-venus-sonde-veritas-81919\/\">https:\/\/www.futura-sciences.com\/<\/a> \/ <a href=\"https:\/\/www.pinterest.fr\/KLlewellin\/exotic-worlds\/\">exotic-worlds<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"21607\">(1931)<\/p><!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>La Terre et V\u00e9nus sont des plan\u00e8tes \u00ab s\u0153urs \u00bb et pourtant, elles ont \u00e9volu\u00e9 tr\u00e8s diff\u00e9remment, l&rsquo;une des deux&#8230;<\/p>\n","protected":false},"author":1,"featured_media":21615,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_exactmetrics_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ngg_post_thumbnail":0,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"De la #plan\u00e8te #V\u00e9nus primitive #habitable \u00e0 sa #terraformation @laterredufutur.com Terra Projects","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"jetpack_post_was_ever_published":false},"categories":[22],"tags":[7504,2497,7478,308],"class_list":["post-21607","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-planete-2","tag-terraformation","tag-venus-2","tag-vie","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-habitable.jpg?fit=1280%2C1306&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-5Cv","jetpack-related-posts":[{"id":23627,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-scientifique-en-chef-de-la-nasa-qui-prend-sa-retraite-affirme-que-nous-pouvons-terraformer-mars-et-peut-etre-aussi-venus\/","url_meta":{"origin":21607,"position":0},"title":"Le scientifique en chef de la NASA, qui prend sa retraite, affirme que nous pouvons terraformer Mars et peut-\u00eatre aussi V\u00e9nus","author":"Admin","date":"9 janvier 2022","format":false,"excerpt":"Jim Green, scientifique en chef de la NASA, a annonc\u00e9 sa retraite apr\u00e8s avoir pr\u00e9sent\u00e9 un plan pour terraformer Mars, annon\u00e7ait le New York Times le 2 janvier 2021. Il est en fonction au sein de l\u2019Agence spatiale am\u00e9ricaine depuis pr\u00e8s de quatre d\u00e9cennies. Il travaille au sein de l\u2019agence\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/08\/venus-terre-mars-habitable.jpg?fit=965%2C466&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":2726,"url":"https:\/\/www.laterredufutur.com\/accueil\/venus-devoilee\/","url_meta":{"origin":21607,"position":1},"title":"V\u00e9nus d\u00e9voil\u00e9e","author":"Admin","date":"4 mars 2005","format":false,"excerpt":"Voici V\u00e9nus dans toute sa plendeur que vous pourrez\u00a0t\u00e9l\u00e9charger ci apr\u00e8s. L'atmosph\u00e8re de V\u00e9nus chauffe \u00e0 plus de 480\u00b0 et poss\u00e8de une superbe couche d'acide sulfurique. La vie est impossible et personne ne l'a jamais observ\u00e9e r\u00e9ellement. \u00a0 La plan\u00e8te V\u00e9nus, le joyau du ciel, \u00e9tait connue des anciens astronomes\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":24794,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-oceans-ont-tres-probablement-borde-venus-avant-quelle-ne-devienne-un-enfer\/","url_meta":{"origin":21607,"position":2},"title":"Les oc\u00e9ans ont tr\u00e8s probablement bord\u00e9 V\u00e9nus avant qu&rsquo;elle ne devienne un enfer","author":"Admin","date":"13 mars 2023","format":false,"excerpt":"V\u00e9nus est peut-\u00eatre l'un des objets les plus brillants et les plus beaux de notre ciel nocturne, mais il ne faut pas s'y tromper. Notre plan\u00e8te voisine est extr\u00eamement inhospitali\u00e8re par rapport \u00e0 la vie telle que nous la connaissons. C'est un monde toxique et br\u00fblant sur lequel les humains\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?fit=960%2C540&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?fit=960%2C540&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?fit=960%2C540&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/11\/venus-terraformee-5.jpg?fit=960%2C540&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":19223,"url":"https:\/\/www.laterredufutur.com\/accueil\/venus-aurait-pu-etre-habitable-mais-un-grand-ocean-a-ralenti-sa-rotation\/","url_meta":{"origin":21607,"position":3},"title":"V\u00e9nus aurait pu \u00eatre habitable, mais un grand oc\u00e9an a ralenti sa rotation","author":"Admin","date":"5 juillet 2019","format":false,"excerpt":"V\u00e9nus est un endroit infernal ! C'est la plan\u00e8te la plus chaude du syst\u00e8me solaire, avec des temp\u00e9ratures atmosph\u00e9riques suffisamment \u00e9lev\u00e9es pour faire fondre le plomb. L'air est \u00e9galement un panache toxique, compos\u00e9 principalement de nuages \u200b\u200bde pluie de dioxyde de carbone et d'acide sulfurique. Et pourtant, les scientifiques pensent\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/ancienne-venus.jpg?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/ancienne-venus.jpg?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/ancienne-venus.jpg?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/ancienne-venus.jpg?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/ancienne-venus.jpg?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":8522,"url":"https:\/\/www.laterredufutur.com\/accueil\/apres-mars-et-pluton-en-route-pour-venus\/","url_meta":{"origin":21607,"position":4},"title":"Apr\u00e8s Mars et Pluton, en route pour V\u00e9nus","author":"Admin","date":"3 octobre 2015","format":false,"excerpt":"La voisine de la Terre est l\u2019objectif de deux des cinq missions pressenties pour \u00eatre lanc\u00e9es par l\u2019agence spatiale am\u00e9ricaine la NASA. Objectif V\u00e9nus. La Nasa a d\u00e9voil\u00e9 mercredi soir la liste des cinq projets d\u2019exploration spatiale pressentis pour \u00eatre financ\u00e9s et concr\u00e9tis\u00e9s, dont deux concernent notre voisine. Chacun va\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2015\/10\/super-terre-venus.jpg?fit=1200%2C769&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":14573,"url":"https:\/\/www.laterredufutur.com\/accueil\/venus-abriterait-elle-la-vie\/","url_meta":{"origin":21607,"position":5},"title":"V\u00e9nus abriterait-elle la vie ?","author":"Admin","date":"13 f\u00e9vrier 2017","format":false,"excerpt":"Venus est consid\u00e9r\u00e9e depuis toujours comme une des plan\u00e8tes les plus inhospitali\u00e8res par les astronomes. En raison de sa proximit\u00e9 avec l\u2019\u00e9toile de notre syst\u00e8me, la pression \u00e0 la surface est estim\u00e9e \u00e0 90 atmosph\u00e8res et la temp\u00e9rature \u00e0 sa surface atteint les 450 \u00b0C. 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