{"id":26350,"date":"2024-10-30T12:00:43","date_gmt":"2024-10-30T10:00:43","guid":{"rendered":"https:\/\/www.laterredufutur.com\/accueil\/?p=26350"},"modified":"2024-10-25T11:50:04","modified_gmt":"2024-10-25T09:50:04","slug":"les-astronomes-decouvrent-de-vastes-bassins-gravitationnels-dans-lunivers","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/les-astronomes-decouvrent-de-vastes-bassins-gravitationnels-dans-lunivers\/","title":{"rendered":"Les astronomes d\u00e9couvrent de vastes bassins gravitationnels dans l&rsquo;univers"},"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<p>Une nouvelle \u00e9tude met en \u00e9vidence les principales zones gravitationnelles de l&rsquo;Univers, le grand mur de Sloan \u00e9tant le plus massif, ce qui pourrait modifier notre compr\u00e9hension des structures cosmiques locales.<\/p>\n<p>Des chercheurs ont dress\u00e9 la carte des \u00ab bassins d&rsquo;attraction \u00bb gravitationnelle dans l&rsquo;Univers local, jetant un nouvel \u00e9clairage sur les vastes structures cosmiques qui fa\u00e7onnent le mouvement des galaxies. \u00c0 l&rsquo;aide de donn\u00e9es de pointe issues de la compilation des distances et des vitesses de quelque 56 000 galaxies r\u00e9alis\u00e9e par Cosmicflows-4, les chercheurs ont appliqu\u00e9 des algorithmes de pointe pour identifier les r\u00e9gions o\u00f9 la gravit\u00e9 domine, telles que le grand mur de Sloan et le superamas de Shapley. Cette \u00e9tude sugg\u00e8re que notre Voie lact\u00e9e r\u00e9side tr\u00e8s probablement dans le grand bassin de Shapley, ce qui modifie notre compr\u00e9hension des flux cosmiques et du r\u00f4le des structures massives dans l&rsquo;\u00e9volution de l&rsquo;Univers.<\/p>\n<p>Comprendre la structure de l&rsquo;Univers<br \/>\nUne \u00e9quipe internationale de chercheurs a r\u00e9alis\u00e9 des progr\u00e8s significatifs dans le d\u00e9codage de la vaste structure de l&rsquo;Univers en localisant des zones gravitationnelles cruciales connues sous le nom de \u00ab bassins d&rsquo;attraction \u00bb.<\/p>\n<p>Le Dr Valade (au cours de son doctorat sous la direction du Prof. Yehuda Hoffman de l&rsquo;Universit\u00e9 h\u00e9bra\u00efque) et le Prof. Noam Libeskind de l&rsquo;AIP Potsdam ont dirig\u00e9 la recherche. Pomarede de l&rsquo;Universit\u00e9 de Paris-Saclay, Pfeifer de l&rsquo;AIP Potsdam, Tully et Kourkchi de l&rsquo;Universit\u00e9 d&rsquo;Hawa\u00ef.<\/p>\n<p><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\/xleH4wCyQtQ?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><\/p>\n<p>La cosmologie et le mod\u00e8le \u039bCDM<br \/>\nL&rsquo;\u00e9tude se fonde sur le mod\u00e8le standard de cosmologie Lambda Cold Dark Matter (\u039bCDM), largement accept\u00e9, qui sugg\u00e8re que la structure \u00e0 grande \u00e9chelle de l&rsquo;Univers est n\u00e9e de fluctuations quantiques au cours des premiers stades de l&rsquo;inflation cosmique. Ces minuscules fluctuations de densit\u00e9 ont \u00e9volu\u00e9 au fil du temps, formant les galaxies et les amas que nous observons aujourd&rsquo;hui. Au fur et \u00e0 mesure que ces perturbations de densit\u00e9 s&rsquo;amplifiaient, elles attiraient la mati\u00e8re environnante, cr\u00e9ant des r\u00e9gions o\u00f9 se formaient des minima de potentiel gravitationnel, ou \u00ab bassins d&rsquo;attraction \u00bb.<\/p>\n<p>Avanc\u00e9es gr\u00e2ce aux donn\u00e9es de Cosmicflows-4<br \/>\nEn utilisant les derni\u00e8res donn\u00e9es de la compilation Cosmicflows-4 (CF4), l&rsquo;\u00e9quipe a employ\u00e9 un algorithme de Monte Carlo hamiltonien pour reconstruire la structure \u00e0 grande \u00e9chelle de l&rsquo;Univers jusqu&rsquo;\u00e0 une distance correspondant \u00e0 environ un milliard d&rsquo;ann\u00e9es-lumi\u00e8re. Cette m\u00e9thode a permis aux chercheurs de fournir une \u00e9valuation probabiliste des domaines gravitationnels de l&rsquo;Univers, en identifiant les bassins d&rsquo;attraction les plus importants qui r\u00e9gissent le mouvement des galaxies.<\/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<figure id=\"attachment_26351\" aria-describedby=\"caption-attachment-26351\" style=\"width: 777px\" class=\"wp-caption alignnone\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"26351\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/les-astronomes-decouvrent-de-vastes-bassins-gravitationnels-dans-lunivers\/bassins-gravitationels-dans-lunivers\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-gravitationels-dans-lunivers.jpg?fit=777%2C510&amp;ssl=1\" data-orig-size=\"777,510\" 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=\"bassins gravitationels dans l&amp;rsquo;univers\" data-image-description=\"\" data-image-caption=\"&lt;p&gt;Enveloppes des principaux bassins d&amp;rsquo;attraction superpos\u00e9es aux centres de convergence probables des lignes de courant. La distribution des points refl\u00e8te l&amp;rsquo;incertitude dans la d\u00e9termination des bassins d&amp;rsquo;attraction et de leurs centres. Cr\u00e9dit : Daniel Pomar\u00e8de&lt;\/p&gt;\n\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-gravitationels-dans-lunivers.jpg?fit=777%2C510&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-gravitationels-dans-lunivers.jpg?resize=777%2C510&#038;ssl=1\" alt=\"\" width=\"777\" height=\"510\" class=\"size-full wp-image-26351\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-gravitationels-dans-lunivers.jpg?w=777&amp;ssl=1 777w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-gravitationels-dans-lunivers.jpg?resize=300%2C197&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-gravitationels-dans-lunivers.jpg?resize=768%2C504&amp;ssl=1 768w\" sizes=\"auto, (max-width: 777px) 100vw, 777px\" \/><figcaption id=\"caption-attachment-26351\" class=\"wp-caption-text\">Enveloppes des principaux bassins d&rsquo;attraction superpos\u00e9es aux centres de convergence probables des lignes de courant. La distribution des points refl\u00e8te l&rsquo;incertitude dans la d\u00e9termination des bassins d&rsquo;attraction et de leurs centres. Cr\u00e9dit : Daniel Pomar\u00e8de<\/figcaption><\/figure>\n<p>Les bassins d&rsquo;attraction de Laniakea et de Shapley : Nouvelles d\u00e9couvertes<br \/>\nDes catalogues ant\u00e9rieurs avaient sugg\u00e9r\u00e9 que la Voie lact\u00e9e faisait partie d&rsquo;une r\u00e9gion appel\u00e9e le superamas de Laniakea. Cependant, les nouvelles donn\u00e9es de CF4 offrent une perspective l\u00e9g\u00e8rement diff\u00e9rente, indiquant que Laniakea pourrait faire partie du bassin d&rsquo;attraction de Shapley, beaucoup plus vaste, qui englobe un volume encore plus grand de l&rsquo;Univers local.<\/p>\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2167\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/laterredufutur-com_photos_laniakea1\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea1.jpg?fit=450%2C243&amp;ssl=1\" data-orig-size=\"450,243\" 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=\"laterredufutur.com_photos_laniakea1\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea1.jpg?fit=450%2C243&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea1.jpg?resize=450%2C243&#038;ssl=1\" alt=\"\" width=\"450\" height=\"243\" class=\"alignnone size-full wp-image-2167\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea1.jpg?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea1.jpg?resize=300%2C162&amp;ssl=1 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><\/p>\n<p>Parmi les r\u00e9gions nouvellement identifi\u00e9es, la Grande Muraille de Sloan se distingue comme le plus grand bassin d&rsquo;attraction, avec un volume d&rsquo;environ un demi-milliard d&rsquo;ann\u00e9es-lumi\u00e8re cubes, soit plus de deux fois la taille du bassin de Shapley, qui \u00e9tait auparavant consid\u00e9r\u00e9 comme le plus grand. Ces r\u00e9sultats donnent un aper\u00e7u sans pr\u00e9c\u00e9dent du paysage gravitationnel de l&rsquo;Univers local, offrant de nouvelles perspectives sur la fa\u00e7on dont les galaxies et les structures cosmiques \u00e9voluent et interagissent au fil du temps.<\/p>\n<p>Un bond en avant dans la compr\u00e9hension cosmologique<br \/>\nCes recherches permettent de mieux comprendre la dynamique gravitationnelle complexe de l&rsquo;Univers et les forces qui ont fa\u00e7onn\u00e9 sa structure. L&rsquo;identification de ces bassins d&rsquo;attraction constitue une avanc\u00e9e significative en cosmologie, susceptible de remodeler notre compr\u00e9hension des flux cosmiques et des structures \u00e0 grande \u00e9chelle.<\/p>\n<p>Cette recherche est importante car elle permet d&rsquo;approfondir notre compr\u00e9hension de la structure \u00e0 grande \u00e9chelle de l&rsquo;Univers et des forces gravitationnelles qui le fa\u00e7onnent. En cartographiant les bassins d&rsquo;attraction, c&rsquo;est-\u00e0-dire les r\u00e9gions o\u00f9 la gravit\u00e9 attire les galaxies et la mati\u00e8re, l&rsquo;\u00e9tude r\u00e9v\u00e8le comment les structures cosmiques massives influencent le mouvement et la formation des galaxies au fil du temps. La compr\u00e9hension de cette dynamique nous aide non seulement \u00e0 mieux appr\u00e9hender le pass\u00e9 de l&rsquo;Univers et son \u00e9volution actuelle, mais fournit \u00e9galement des informations pr\u00e9cieuses sur des questions cosmologiques fondamentales, telles que la distribution de la mati\u00e8re noire et les forces \u00e0 l&rsquo;origine de l&rsquo;expansion cosmique. Ces connaissances pourraient permettre d&rsquo;affiner nos mod\u00e8les de l&rsquo;Univers et d&rsquo;orienter les futures recherches astronomiques.<\/p>\n<p>R\u00e9f\u00e9rence : \u00ab Identification des bassins d&rsquo;attraction dans l&rsquo;Univers local \u00bb par A. Valade, N. I. Libeskind, D. Pomar\u00e8de, R. B. Tully, Y. Hoffman, S. Pfeifer et E. Kourkchi, 27 septembre 2024, Nature Astronomy.<br \/>\n<a href=\"https:\/\/www.nature.com\/articles\/s41550-024-02370-0\" rel=\"noopener\" target=\"_blank\">DOI: 10.1038\/s41550-024-02370-0<\/a><\/p>\n<p>Adaptation <a href=\"https:\/\/www.laterredufutur.com\/accueil\/\">Terra Projects<\/a><\/p>\n<p>Source : <a href=\"https:\/\/scitechdaily.com\/astronomers-unveil-vast-gravitational-basins-in-the-local-universe\/\" rel=\"noopener\" target=\"_blank\">https:\/\/scitechdaily.com\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"26350\">(164)<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Une nouvelle \u00e9tude met en \u00e9vidence les principales zones gravitationnelles de l&rsquo;Univers, le grand mur de Sloan \u00e9tant le plus&#8230;<\/p>\n","protected":false},"author":1,"featured_media":26352,"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":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"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":[8169,2218,1656],"class_list":["post-26350","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-bassins-cosmiques","tag-galaxies","tag-univers","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-cosmiques-dans-lunivers.png?fit=1057%2C995&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-6R0","jetpack-related-posts":[{"id":2171,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/","url_meta":{"origin":26350,"position":0},"title":"La Terre se situe dans un superamas baptis\u00e9 Laniakea","author":"Admin","date":"18 septembre 2014","format":false,"excerpt":"Tel un jeu de poup\u00e9es russes cosmiques, l\u2019Univers se compose de plan\u00e8tes qui tournent autour d\u2019\u00e9toiles, d\u2019\u00e9toiles rassembl\u00e9es en galaxies, de galaxies en groupes ou en amas, et de groupes en superamas. Au final, la Terre se situe dans un superamas baptis\u00e9 Laniakea.\u00a0La Voie lact\u00e9e se situe dans un \u00abcontinent\u2026","rel":"","context":"Dans &quot;Espace&quot;","block_context":{"text":"Espace","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/espace\/"},"img":{"alt_text":"laniakea","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":27042,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-terre-serait-piegee-a-linterieur-dun-vide-cosmique-immense\/","url_meta":{"origin":26350,"position":1},"title":"La Terre serait pi\u00e9g\u00e9e \u00e0 l&rsquo;int\u00e9rieur d&rsquo;un vide cosmique immense","author":"Admin","date":"11 juillet 2025","format":false,"excerpt":"Une \u00e9tude men\u00e9e par des chercheurs de l'Universit\u00e9 de Portsmouth appuie cette th\u00e9orie qui pourrait contribuer \u00e0 expliquer l'un des plus grands myst\u00e8res de l'astronomie moderne, la tension de Hubble. Une d\u00e9couverte qui pourrait r\u00e9soudre une controverse majeure de la science moderne. D'apr\u00e8s une \u00e9quipe d'astronomes de l'Universit\u00e9 de Portsmouth\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\/05\/Terre-photo-Nasa-espace-7.jpg?fit=1070%2C449&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Terre-photo-Nasa-espace-7.jpg?fit=1070%2C449&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Terre-photo-Nasa-espace-7.jpg?fit=1070%2C449&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Terre-photo-Nasa-espace-7.jpg?fit=1070%2C449&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/05\/Terre-photo-Nasa-espace-7.jpg?fit=1070%2C449&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":10440,"url":"https:\/\/www.laterredufutur.com\/accueil\/lensemble-de-lunivers-connu-reuni-en-une-seule-image\/","url_meta":{"origin":26350,"position":2},"title":"L&rsquo;ensemble de l&rsquo;Univers connu r\u00e9uni en une seule image","author":"Admin","date":"10 janvier 2016","format":false,"excerpt":"N'est-ce pas magnifique\u00a0? Cette image est une conception \u00e0\u00a0l'\u00e9chelle logarithmique illustr\u00e9e de l'Univers observable avec le syst\u00e8me solaire au centre du point de vue de notre propre plan\u00e8te. Tout en encerclant le syst\u00e8me solaire, nous avons les plan\u00e8tes int\u00e9rieures et ext\u00e9rieures, la ceinture de Kuiper, le nuage d'Oort, les\u00a0\u00e9toiles Alpha\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\/01\/univers-entier-observable-1.jpg?fit=1024%2C415&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/univers-entier-observable-1.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/univers-entier-observable-1.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/01\/univers-entier-observable-1.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":10997,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-de-centaines-de-galaxies-cachees-par-la-voie-lactee\/","url_meta":{"origin":26350,"position":3},"title":"D\u00e9couverte de centaines de galaxies cach\u00e9es par la Voie Lact\u00e9e","author":"Admin","date":"19 f\u00e9vrier 2016","format":false,"excerpt":"Les astronomes ont utilis\u00e9 des ondes radio pour analyser la masse galactique et la poussi\u00e8re d\u2019\u00e9toile de la Voie lact\u00e9e. Et ils ont d\u00e9couvert qu\u2019il y avait des centaines de galaxies proches qui \u00e9taient cach\u00e9es. Cette d\u00e9couverte montre 883 galaxies qui ont \u00e9t\u00e9 observ\u00e9es par les scientifiques en utilisant le\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\/02\/collision_Voie_lactee_Andromede.jpg?fit=600%2C386&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/collision_Voie_lactee_Andromede.jpg?fit=600%2C386&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2016\/02\/collision_Voie_lactee_Andromede.jpg?fit=600%2C386&ssl=1&resize=525%2C300 1.5x"},"classes":[]},{"id":16842,"url":"https:\/\/www.laterredufutur.com\/accueil\/un-monde-ou-les-cellules-cerebrales-sont-comme-de-petits-univers\/","url_meta":{"origin":26350,"position":4},"title":"Un monde o\u00f9 les cellules c\u00e9r\u00e9brales sont comme de petits univers","author":"Admin","date":"18 ao\u00fbt 2018","format":false,"excerpt":"Les structures de l'univers et du cerveau humain sont \u00e9tonnamment similaires. Dans la discipline spirituelle orientale du tao\u00efsme, le corps humain a longtemps \u00e9t\u00e9 consid\u00e9r\u00e9 comme un petit univers, comme un microcosme. Alors que des investissements d'un milliard de dollars sont faits aux \u00c9tats-Unis et en Europe pour \u00e9tudier le\u2026","rel":"","context":"Dans &quot;Monde Futur&quot;","block_context":{"text":"Monde Futur","link":"https:\/\/www.laterredufutur.com\/accueil\/sujets\/monde-futur\/"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/07\/cellule-univers-1.jpg?fit=900%2C434&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/07\/cellule-univers-1.jpg?fit=900%2C434&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/07\/cellule-univers-1.jpg?fit=900%2C434&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/07\/cellule-univers-1.jpg?fit=900%2C434&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":26658,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-dun-tunnel-interstellaire-entre-notre-systeme-solaire-et-dautres-galaxies\/","url_meta":{"origin":26350,"position":5},"title":"D\u00e9couverte d&rsquo;un tunnel interstellaire entre notre syst\u00e8me solaire et d&rsquo;autres galaxies","author":"Admin","date":"3 f\u00e9vrier 2025","format":false,"excerpt":"Des astronomes d\u00e9couvrent un r\u00e9seau de \u00ab tunnels \u00bb cosmiques reliant notre syst\u00e8me solaire \u00e0 des galaxies lointaines. Ces canaux, form\u00e9s par d'anciennes explosions d'\u00e9toiles, pourraient bouleverser notre compr\u00e9hension de l'espace interstellaire. Des astronomes viennent de confirmer l'existence d'un tunnel interstellaire entre notre syst\u00e8me solaire et des constellations lointaines Responsable\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\/2025\/02\/tunnel-interstellaire.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/02\/tunnel-interstellaire.jpg?fit=1024%2C1024&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/02\/tunnel-interstellaire.jpg?fit=1024%2C1024&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2025\/02\/tunnel-interstellaire.jpg?fit=1024%2C1024&ssl=1&resize=700%2C400 2x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/26350","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/comments?post=26350"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/26350\/revisions"}],"predecessor-version":[{"id":26353,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/26350\/revisions\/26353"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/26352"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=26350"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=26350"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=26350"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}