{"id":169,"date":"2020-09-01T00:26:45","date_gmt":"2020-09-01T00:26:45","guid":{"rendered":"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/"},"modified":"2020-09-01T09:21:18","modified_gmt":"2020-09-01T09:21:18","slug":"dernieres-nouvelles-de-mars","status":"publish","type":"post","link":"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/","title":{"rendered":"Derni\u00e8res nouvelles de Mars"},"content":{"rendered":"<div>\n<div class=\"clearfix\">\n<p>La conqu\u00eate de Mars passionne de plus en plus de gens \u00e0 travers le monde. Beaucoup d\u2019entre eux esp\u00e8rent que l\u2019homme ira \u00ab vers \u00bb Mars (un simple survol) dans la d\u00e9cennie 2030, ou \u00ab sur \u00bb Mars, avec l\u2019installation d\u2019un \u00e9quipage pour 640 ou 910 jours en 2050. <em>\u00ab Une hypoth\u00e8se viable \u00bb,<\/em> avance prudemment Francis Rocard, astrophysicien charg\u00e9 des programmes d\u2019exploration du syst\u00e8me solaire au Cnes et auteur de ce livre bien con\u00e7u, tr\u00e8s document\u00e9 et agr\u00e9able \u00e0 lire.<\/p>\n<p>Un objectif th\u00e9oriquement tenable, mais qui n\u00e9cessite encore de r\u00e9gler beaucoup de probl\u00e8mes techniques, comme la mise au point d\u2019une source d\u2019\u00e9nergie nucl\u00e9aire (indispensable pour la base martienne \u00e0 cause de l\u2019insuffisance de soleil et des temp\u00e9ratures de \u2013 100 \u00b0C la nuit !), d\u2019un v\u00e9hicule d\u2019atterrissage, d\u2019une petite fus\u00e9e pour remonter les \u00e9chantillons ou les hommes jusqu\u2019au v\u00e9hicule de retour sur Terre, ou encore la fabrication du combustible (ergol) sur Mars. Sans oublier des sujets de recherche entam\u00e9s depuis longtemps tels la lutte contre les radiations (n\u00e9fastes pour la sant\u00e9 humaine), la microgravit\u00e9 (source d\u2019une fonte musculaire et d\u2019une fragilisation du squelette), le confinement (l\u2019\u00e9quipage international devrait compter au moins quatre personnes), la culture de fruits et l\u00e9gumes sous serre, ou encore l\u2019extraction de l\u2019eau\u2026<\/p>\n<p>Bref, un programme colossal qui peut encore \u00eatre boulevers\u00e9 par le retour de l\u2019homme sur la Lune, l\u2019\u00e9mulation apport\u00e9e par les milliardaires Elon Musk (Tesla\/\u00adSpaceX) et Jeff Bezos (Amazon\/Blue Origin), la concurrence entre Chinois et Am\u00e9ricains qui veulent garder leur leadership. Pour l\u2019heure, le rover Perseverance am\u00e9ricano-fran\u00e7ais \u00e9tant parti vers Mars dans l\u2019espoir de trouver de l\u2019eau dans le sous-sol, la priorit\u00e9 sera de r\u00e9ussir le retour des \u00e9chantillons. Rendez-vous en 2030.<\/p>\n<\/div>\n<aside class=\"next-article-block\">\n<div class=\"next-article-block--content\">\n<div class=\"next-article-block--content--picto\"><\/div>\n<div class=\"next-article-block--content--text\"><span class=\"next-article-block--title\"><br \/>\n\u00c0 d\u00e9couvrir<br \/>\n<\/span><\/p>\n<div class=\"next-article-block--content--text--desc\">\n<p>L\u2019\u00e9pid\u00e9mie de Covid-19 a fait pr\u00e8s de 570\u00a0000 morts dans le monde. Les \u00c9tats-Unis d\u00e9plorent plus de 135\u00a0000 victimes&#8230;<\/p>\n<p><a href=\"https:\/\/www.la-croix.com\/JournalV2\/Dernieres-nouvelles-Mars-2020-09-01-1101111629\">\u0421\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a <\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/aside>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>La conqu\u00eate de Mars passionne de plus en plus de gens \u00e0 travers le monde. Beaucoup d\u2019entre eux esp\u00e8rent que l\u2019homme ira \u00ab vers \u00bb Mars (un simple survol) dans la d\u00e9cennie 2030, ou \u00ab sur \u00bb Mars, avec l\u2019installation d\u2019un \u00e9quipage pour 640 ou 910 jours en 2050. \u00ab Une hypoth\u00e8se viable \u00bb, avance [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":170,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-169","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nouvelles"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Derni\u00e8res nouvelles de Mars - Hot News in World<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Derni\u00e8res nouvelles de Mars - Hot News in World\" \/>\n<meta property=\"og:description\" content=\"La conqu\u00eate de Mars passionne de plus en plus de gens \u00e0 travers le monde. Beaucoup d\u2019entre eux esp\u00e8rent que l\u2019homme ira \u00ab vers \u00bb Mars (un simple survol) dans la d\u00e9cennie 2030, ou \u00ab sur \u00bb Mars, avec l\u2019installation d\u2019un \u00e9quipage pour 640 ou 910 jours en 2050. \u00ab Une hypoth\u00e8se viable \u00bb, avance [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/\" \/>\n<meta property=\"og:site_name\" content=\"Hot News in World\" \/>\n<meta property=\"article:published_time\" content=\"2020-09-01T00:26:45+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-09-01T09:21:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hotnewsinworld.com\/fr\/wp-content\/uploads\/sites\/12\/2020\/09\/Derni\u00e8res-nouvelles-de-Mars.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"283\" \/>\n\t<meta property=\"og:image:height\" content=\"456\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"hotnewsinworld\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"hotnewsinworld\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/\"},\"author\":{\"name\":\"hotnewsinworld\",\"@id\":\"https:\/\/hotnewsinworld.com\/fr\/#\/schema\/person\/83a544fee3543ca6cac3e25ac03a3c2b\"},\"headline\":\"Derni\u00e8res nouvelles de Mars\",\"datePublished\":\"2020-09-01T00:26:45+00:00\",\"dateModified\":\"2020-09-01T09:21:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/\"},\"wordCount\":342,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/hotnewsinworld.com\/fr\/wp-content\/uploads\/sites\/12\/2020\/09\/Derni\u00e8res-nouvelles-de-Mars.jpg\",\"articleSection\":[\"NOUVELLES\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/\",\"url\":\"https:\/\/hotnewsinworld.com\/fr\/dernieres-nouvelles-de-mars\/\",\"name\":\"Derni\u00e8res nouvelles de Mars - 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