{"id":308726,"date":"2025-08-10T04:45:20","date_gmt":"2025-08-10T04:45:20","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/308726\/"},"modified":"2025-08-10T04:45:20","modified_gmt":"2025-08-10T04:45:20","slug":"du-corail-sur-mars-une-etrange-formation-rocheuse-photographiee-par-curiosity","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/308726\/","title":{"rendered":"Du corail sur Mars ? Une \u00e9trange formation rocheuse photographi\u00e9e par Curiosity"},"content":{"rendered":"<p>                        <a class=\"author\" href=\"https:\/\/www.parismatch.com\/auteurs\/la-redaction\" rel=\"nofollow noopener\" target=\"_blank\">La R\u00e9daction<\/a><br \/>\n        09\/08\/2025 \u00e0 18:26, Mis \u00e0 jour le 09\/08\/2025 \u00e0 18:44<\/p>\n<p class=\"intro\">Curiosity a photographi\u00e9 une roche qui ressemble de fa\u00e7on frappante au corail terrestre. <\/p>\n<p>La flore et la faune martienne, du moins celles que fa\u00e7onne notre imagination, s\u2019enrichissent d\u2019un nouveau sp\u00e9cimen : du corail. Ou plus pr\u00e9cis\u00e9ment, explique la <a href=\"https:\/\/www.parismatch.com\/culture\/art\/en-images-des-photos-jamais-vues-de-la-nasa-a-vendre-a-paris-250037\" rel=\"nofollow noopener\" target=\"_blank\">Nasa<\/a> dans <a href=\"https:\/\/www.jpl.nasa.gov\/images\/pia26634-curiositys-chemcam-views-a-rock-shaped-like-coral\/\" rel=\"nofollow noopener\" target=\"_blank\">un communiqu\u00e9<\/a>, une roche \u00e9rod\u00e9e, au fil des millions d\u2019ann\u00e9es, par le vent et le sable.<\/p>\n<p>Mais, ces \u00e9l\u00e9ments omnipr\u00e9sents sur la plan\u00e8te rouge ne sont pas les seuls responsables de cette apparence. Et la structure pr\u00e9sente un point commun bien r\u00e9el avec le corail terrestre : l\u2019eau. \u00ab Ces petites structures comme celle-ci ont \u00e9t\u00e9 form\u00e9es il y a des milliards d&rsquo;ann\u00e9es, alors que l&rsquo;eau \u00e9tait encore liquide sur Mars. L&rsquo;eau a transport\u00e9 des min\u00e9raux dissous dans les fissures de la roche, puis a s\u00e9ch\u00e9, laissant derri\u00e8re elle les min\u00e9raux durcis \u00bb explique l&rsquo;agence spatiale am\u00e9ricaine.\u00a0<\/p>\n<p>    La suite apr\u00e8s cette publicit\u00e9<\/p>\n<p>Une fleur martienne<\/p>\n<p>Ce n\u2019est pas la premi\u00e8re fois que <a href=\"https:\/\/www.parismatch.com\/Actu\/Sciences\/Curiosity-a-t-il-decouvert-des-traces-de-vie-sur-Mars-1782611\" rel=\"nofollow noopener\" target=\"_blank\">Curiosity<\/a>\u00a0 qui arpente le sol martien depuis maintenant 13 ann\u00e9es rep\u00e8re ce type de formation rocheuse : en f\u00e9vrier 2022, Curiosity avait photographi\u00e9 une fleur extraordinaire gr\u00e2ce \u00e0 sa cam\u00e9ra MAHLI (Mars Hand Lens Imager) install\u00e9e \u00e0 l&rsquo;extr\u00e9mit\u00e9 de son bras robotis\u00e9.<\/p>\n<p>    La suite apr\u00e8s cette publicit\u00e9<\/p>\n<p>    <img decoding=\"async\" src=\"https:\/\/www.europesays.com\/fr\/wp-content\/uploads\/2025\/08\/1267.jpeg\" alt=\"Une \" fleur=\"\" photographi=\"\" par=\"\" curiosity=\"\" en=\"\" loading=\"lazy\"\/><\/p>\n<p>\n      Une \u00ab\u00a0fleur\u00a0\u00bb photographi\u00e9e par Curiosity en 2022. <\/p>\n<p>                                \u00a9 NASA<\/p>\n<p>Et il ne se passe gu\u00e8re de mois sans que le rover, toujours bon pied bon oeil malgr\u00e9 le temps qui passe et des conditions atmosph\u00e9riques souvent terribles, nous fasse parvenir d\u2019incroyables clich\u00e9s, propres \u00e0 enflammer les esprits, <a href=\"https:\/\/www.parismatch.com\/Actu\/Insolite\/Anomalies-sur-Mars-Curiosity-en-pince-un-crabe-martien-809193\" rel=\"nofollow noopener\" target=\"_blank\">les ph\u00e9nom\u00e8nes des par\u00e9idolie<\/a> aidant\u2026<\/p>\n","protected":false},"excerpt":{"rendered":"La R\u00e9daction 09\/08\/2025 \u00e0 18:26, Mis \u00e0 jour le 09\/08\/2025 \u00e0 18:44 Curiosity a photographi\u00e9 une roche qui&hellip;\n","protected":false},"author":2,"featured_media":308727,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[1011,27,43,40,41,39,42,44],"class_list":{"0":"post-308726","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-sciences-et-technologies","8":"tag-fr","9":"tag-france","10":"tag-science","11":"tag-science-and-technology","12":"tag-sciences","13":"tag-sciences-et-technologies","14":"tag-technologies","15":"tag-technology"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fr\/115002653201734232","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/308726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/comments?post=308726"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/308726\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/308727"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=308726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=308726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=308726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}