{"id":3187,"date":"2015-07-17T05:22:05","date_gmt":"2015-07-17T05:22:05","guid":{"rendered":"https:\/\/blogs.futura-sciences.com\/feldmann\/?p=3187"},"modified":"2015-07-24T05:58:00","modified_gmt":"2015-07-24T05:58:00","slug":"en-video-11-ans-sur-mars-pour-le-rover-opportunity","status":"publish","type":"post","link":"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/07\/17\/en-video-11-ans-sur-mars-pour-le-rover-opportunity\/","title":{"rendered":"En vid\u00e9o : 11 ans sur Mars pour le rover Opportunity"},"content":{"rendered":"<p><strong>La NASA a pr\u00e9sent\u00e9 une vid\u00e9o de 8 minutes retra\u00e7ant les aventures du rover <em>Opportunity<\/em> depuis son arriv\u00e9e sur la plan\u00e8te Mars le 25 janvier 2004.<\/strong><\/p>\n<p>Apr\u00e8s <em>Spirit<\/em> (d\u00e9finitivement muet depuis le 22 mars 2010, un peu plus de 10 mois apr\u00e8s s&#8217;\u00eatre enlis\u00e9),<em><a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/01\/26\/opportunity-11-ans-sur-la-planete-mars\/\" target=\"_blank\"> Opportunity<\/a><\/em> est la seconde astromobile du programme am\u00e9ricain <em><a href=\"http:\/\/mars.nasa.gov\/mer\/home\/\" target=\"_blank\">Mars Exploration Rover<\/a><\/em>.<\/p>\n<p><em>Opportunity<\/em> est un rover g\u00e9ologue de 185 kg disposant de 200 W d&#8217;\u00e9nergie fournie par 1,3 m\u00b2 de panneaux solaires.<\/p>\n\n<!-- iframe plugin v.5.1 wordpress.org\/plugins\/iframe\/ -->\n<iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/3b1DxICZbGc\" frameborder=\"0\" 0=\"allowfullscreen\" scrolling=\"yes\" class=\"iframe-class\"><\/iframe>\n\n<p>Initialement la mission d&#8217;<em>Opportunity<\/em> sur la <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/05\/27\/la-sonde-maven-enregistre-des-aurores-polaires-sur-mars\/\" target=\"_blank\">Plan\u00e8te rouge<\/a> \u00e9tait pr\u00e9vue pour durer 3 mois.<\/p>\n<p><!--more-->11,5 ans plus tard, le rover a effectu\u00e9 42,2 km (l&#8217;\u00e9quivalent d&#8217;un marathon)\u00a0dans la r\u00e9gion \u00e9quatoriale de <em>Meridiani Planum<\/em> pour rejoindre le crat\u00e8re Endeavour, battant au passage le record de distance parcourue sur une autre plan\u00e8te que la Terre. Ce record \u00e9tait d\u00e9tenu depuis plus de 40 ans par la mission lunaire sovi\u00e9tique Lunokhod 2.<\/p>\n<p>La vid\u00e9o pr\u00e9sent\u00e9e par la NASA nous permet de revivre en 8 minutes les 11 ann\u00e9es de cette incroyable aventure sur <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/02\/27\/les-etonnants-nuages-geants-de-la-planete-mars\/\" target=\"_blank\">Mars<\/a>. Les images proviennent des cam\u00e9ras panoramiques et de navigation. Quant \u00e0 la bande\u00a0audio elle a \u00e9t\u00e9 r\u00e9alis\u00e9e \u00e0 partir des relev\u00e9s fournis par les 3 acc\u00e9l\u00e9rom\u00e8tres log\u00e9s dans la centrale \u00e0 inertie : un son fort correspond \u00e0 un terrain rugueux, un son plus doux \u00e0 un terrain sablonneux, plus souple.<\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>La NASA a pr\u00e9sent\u00e9 une vid\u00e9o de 8 minutes retra\u00e7ant les aventures du rover Opportunity depuis son arriv\u00e9e sur la plan\u00e8te Mars le 25 janvier 2004. Apr\u00e8s Spirit (d\u00e9finitivement muet depuis le 22 mars 2010, un peu plus de 10 mois apr\u00e8s s&#8217;\u00eatre enlis\u00e9), Opportunity est la seconde astromobile du programme am\u00e9ricain Mars Exploration Rover. &hellip; <a href=\"https:\/\/blogs.futura-sciences.com\/feldmann\/2015\/07\/17\/en-video-11-ans-sur-mars-pour-le-rover-opportunity\/\" class=\"more-link\">Continuer la lecture de <span class=\"screen-reader-text\">En vid\u00e9o : 11 ans sur Mars pour le rover Opportunity<\/span>  <span class=\"meta-nav\">&rarr;<\/span><\/a><!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":8,"featured_media":3188,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[86],"tags":[116,1148,777,776,114,115,596],"class_list":["post-3187","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-soleil-et-planetes","tag-mars","tag-mars-exploration-rover","tag-meridiani-planum","tag-opportunity","tag-planete","tag-planete-rouge","tag-rover"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.1 - 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