{"id":18539,"date":"2025-03-09T15:20:17","date_gmt":"2025-03-09T14:20:17","guid":{"rendered":"https:\/\/reperes-astro.fr\/?p=18539"},"modified":"2025-03-27T19:27:41","modified_gmt":"2025-03-27T18:27:41","slug":"actualites-du-ciel-et-de-lespace-fevrier-2025","status":"publish","type":"post","link":"https:\/\/reperes-astro.fr\/actualites-du-ciel-et-de-lespace-fevrier-2025\/","title":{"rendered":"Actualit\u00e9s du Ciel et de l\u2019Espace : F\u00e9vrier 2025"},"content":{"rendered":"\n

Retrouvez dans cet article des actualit\u00e9s et quelques faits marquants du ciel et de l\u2019espace de F\u00e9vrier 2025<\/p>\n\n\n\n

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Ciel & Espace.<\/strong><\/h2>\n\n\n\n
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C’est un magazine bimestriel francophone consacr\u00e9 aux sciences de l\u2019Univers et \u00e9dit\u00e9 par l\u2019Association Fran\u00e7aise d\u2019Astronomie (leur site<\/a>).<\/p>\n\n\n\n

Retrouvez la \u00ab\u00a0Preview\u00a0\u00bb du dernier Num\u00e9ro (600) juste ici<\/a>.<\/p>\n<\/div>\n\n\n\n

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Un ph\u00e9nom\u00e8ne inexpliqu\u00e9 dans l\u2019atmosph\u00e8re de Mars intrigue les scientifiques.<\/strong><\/h2>\n\n\n\n
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Nous le savons, Mars a poss\u00e9d\u00e9 de l\u2019eau liquide \u00e0 sa surface il y a plusieurs millions d\u2019ann\u00e9es. Mais bien que cela puisse sembler normal pour certaines personnes, il faut comprendre que ceci para\u00eet assez incroyable, notamment en prenant en consid\u00e9ration la situation de cette plan\u00e8te.<\/p>\n\n\n\n

Lire la suite sur BuzzArena.com<\/a>.<\/p>\n<\/div>\n<\/div>\n\n\n\n

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Des traces de codes g\u00e9n\u00e9tiques \u00e9teints, ant\u00e9rieurs \u00e0 l\u2019ADN, r\u00e9cemment d\u00e9couvertes.<\/strong><\/h2>\n\n\n\n
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Une \u00e9tude r\u00e9v\u00e8le que les premiers organismes vivants privil\u00e9giaient les acides amin\u00e9s courts et int\u00e9graient des compos\u00e9s soufr\u00e9s bien plus t\u00f4t qu\u2019on ne l\u2019imaginait. Cette d\u00e9couverte remet en cause l\u2019hypoth\u00e8se classique sur l\u2019\u00e9volution du code g\u00e9n\u00e9tique et sugg\u00e8re l\u2019existence de codes g\u00e9n\u00e9tiques \u00e9teints, ant\u00e9rieurs \u00e0 l\u2019ADN moderne.<\/p>\n\n\n\n

Lire la suite sur TrustMyScience.com<\/a>.<\/p>\n<\/div>\n\n\n\n

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L’influence d’Elon Musk dans la Nasa est de plus en plus grande\u2026 Il devient carr\u00e9ment incontournable !<\/strong><\/h2>\n\n\n\n
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L’influence d’Elon Musk sur la NASA est grandissante, notamment gr\u00e2ce \u00e0 la d\u00e9pendance de l’agence envers SpaceX et aux nominations de proches du milliardaire \u00e0 des postes cl\u00e9s. La vision de la conqu\u00eate de Mars comme un \u00ab\u00a0destin manifeste\u00a0\u00bb am\u00e9ricain semble orienter les choix strat\u00e9giques de la NASA.<\/p>\n\n\n\n

Lire la suite sur PureBreak.com<\/a>.<\/p>\n<\/div>\n<\/div>\n\n\n\n

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Notre univers avance-t-il vers un but pr\u00e9cis ?<\/strong><\/h2>\n\n\n\n
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Depuis des si\u00e8cles, l’humanit\u00e9 s’interroge sur la nature de l’univers. Est-il homog\u00e8ne et sym\u00e9trique, ou pr\u00e9sente-t-il des irr\u00e9gularit\u00e9s cach\u00e9es ? Une r\u00e9cente \u00e9tude s’est attaqu\u00e9e \u00e0 cette question en analysant la direction de rotation des ondes gravitationnelles \u00e9mises par des fusions de trous noirs.<\/p>\n\n\n\n

Lire la suite sur Science-et-vie.com<\/a>.<\/p>\n<\/div>\n\n\n\n

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La structure cosmique est 10 % moins dense que pr\u00e9vu, un myst\u00e8re qui d\u00e9fie la science.<\/strong><\/h2>\n\n\n\n
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Une r\u00e9cente \u00e9tude cosmologique remet en question notre compr\u00e9hension de l’Univers en r\u00e9v\u00e9lant des structures moins denses que pr\u00e9vu, ouvrant la voie \u00e0 de nouvelles interrogations sur l’\u00e9nergie noire et l’\u00e9volution cosmique.<\/p>\n\n\n\n

Lire la suite sur Innovant.fr<\/a>.<\/p>\n<\/div>\n<\/div>\n\n\n\n

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Thomas Pesquet se confie sur sa reconversion apr\u00e8s son dipl\u00f4me \u00e0 Fontainebleau.<\/strong><\/h2>\n\n\n\n
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Apr\u00e8s avoir obtenu son dipl\u00f4me \u00e0 l’Insead, l’astronaute Thomas Pesquet \u00e9tait de retour \u00e0 Fontainebleau, jeudi 6 f\u00e9vrier 2025. Il s’est confi\u00e9 \u00e0 La R\u00e9publique de Seine-et-Marne.<\/p>\n\n\n\n

Lire la suite sur Actu.fr<\/a>.<\/p>\n<\/div>\n\n\n\n

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Le rover Pers\u00e9v\u00e9rance d\u00e9couvre un tr\u00e9sor \u201cunique en son genre\u201d sur Mars.<\/strong><\/h2>\n\n\n\n
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Le rover Perseverance de la NASA continue son exploration du crat\u00e8re Jezero sur Mars, o\u00f9 il collecte des \u00e9chantillons de roche afin d\u2019\u00e9lucider l\u2019histoire g\u00e9ologique de la plan\u00e8te rouge. R\u00e9cemment, la NASA a annonc\u00e9<\/a> que le rover a pr\u00e9lev\u00e9 un \u00e9chantillon unique, provenant d\u2019une r\u00e9gion appel\u00e9e la \u00ab Montagne d\u2019argent \u00bb.<\/p>\n\n\n\n

Lire la suite sur DailyGeekShow.com<\/a>.<\/p>\n<\/div>\n<\/div>\n\n\n\n

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Le t\u00e9lescope James Webb confirme qu\u2019il y a quelque chose qui ne va vraiment pas dans notre compr\u00e9hension de l\u2019univers<\/strong>.<\/h2>\n\n\n\n
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L\u2019univers nous r\u00e9serve encore bien des surprises. Le t\u00e9lescope spatial James Webb, fleuron de la technologie astronomique, vient de confirmer une anomalie majeure dans notre compr\u00e9hension du cosmos. Cette d\u00e9couverte \u00e9branle les fondements m\u00eames de la cosmologie moderne et soul\u00e8ve de nombreuses questions sur la nature de l\u2019expansion de l\u2019univers.<\/p>\n\n\n\n

Lire la suite sur HerLoop.com<\/a>.<\/p>\n<\/div>\n\n\n\n

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Phobos, la lune de Mars n\u2019est peut-\u00eatre pas ce que nous pensions<\/strong>.<\/h2>\n\n\n\n
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Des chercheurs ont r\u00e9cemment d\u00e9couvert des indices surprenants sur la lune de Mars, Phobos, qui sugg\u00e8rent qu\u2019elle pourrait ne pas \u00eatre ce que nous pensions. Cette d\u00e9couverte provient d\u2019une analyse d\u2019images in\u00e9dites prises par le vaisseau spatial Mars Express de l\u2019Agence spatiale europ\u00e9enne (ESA).<\/p>\n\n\n\n

Lire la suite sur SciencePost.fr<\/a>.<\/p>\n<\/div>\n<\/div>\n

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Retrouvez dans cet article des actualit\u00e9s et quelques faits marquants du ciel et de l\u2019espace de F\u00e9vrier 2025 Ciel & Espace....<\/p>\n

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<\/div>\n","protected":false},"author":11,"featured_media":18544,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63],"tags":[],"class_list":["post-18539","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace"],"a3_pvc":{"activated":true,"total_views":24,"today_views":0},"yoast_head":"Actualit\u00e9s du Ciel et de l\u2019Espace : F\u00e9vrier 2025 - Rep\u00e8res Astro<\/title>\n<meta name=\"description\" content=\"Retrouvez dans cet article des actualit\u00e9s et quelques faits marquants du ciel et de l\u2019espace de F\u00e9vrier 2025.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/reperes-astro.fr\/actualites-du-ciel-et-de-lespace-fevrier-2025\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Actualit\u00e9s du Ciel et de l\u2019Espace : F\u00e9vrier 2025 - 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