{"id":2171,"date":"2014-09-18T23:00:00","date_gmt":"2014-09-18T22:00:00","guid":{"rendered":"http:\/\/www.laterredufutur.com\/wordpress\/?p=2171"},"modified":"2014-09-18T23:00:00","modified_gmt":"2014-09-18T22:00:00","slug":"la-terre-se-situe-dans-un-superamas-baptise-laniakea","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/","title":{"rendered":"La Terre se situe dans un superamas baptis\u00e9 Laniakea"},"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 style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2166\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/laterredufutur-com_photos_laniakea\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea.jpg?fit=120%2C83&amp;ssl=1\" data-orig-size=\"120,83\" 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_laniakea\" 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_laniakea.jpg?fit=120%2C83&amp;ssl=1\" class=\" alignleft size-full wp-image-2166\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea.jpg?resize=120%2C83\" border=\"0\" alt=\"laniakea\" style=\"border: 0px; float: left;\" width=\"120\" height=\"83\" \/>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 c\u00e9leste\u00bb bien plus vaste que pr\u00e9vu !<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><br \/><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">   <\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Alors qu\u2019il \u00e9tait admis que 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, il n\u2019existait jusqu\u2019\u00e0 maintenant aucune d\u00e9finition pr\u00e9ciser de ces derni\u00e8res structures, les plus grandes de l\u2019Univers.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><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\" class=\" size-full wp-image-2167\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea1.jpg?resize=450%2C243\" border=\"0\" width=\"450\" height=\"243\" 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\" \/><br \/><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Alors que cela fait plus de cinquante ans que la communaut\u00e9 scientifique bute sur ce probl\u00e8me, une \u00e9quipe franco-isra\u00e9lo-am\u00e9ricaine pense avoir identifi\u00e9 la nature profonde de ces superamas, ces \u00ab continents c\u00e9lestes \u00bb. C\u2019est par une publication faite dans la revue Nature que l\u2019on apprend qu\u2019ils se sont bas\u00e9s sur un catalogue de 8 000 galaxies proches pour proposer une premi\u00e8re description physique qui d\u00e9finisse les contours du superamas contenant notre galaxie, la Voie lact\u00e9e.<\/span><\/span><\/p>\n<p> <script async src=\"\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script> <!-- TDF2 --> <ins class=\"adsbygoogle\"      style=\"display:inline-block;width:336px;height:280px\"      data-ad-client=\"ca-pub-2860849627502538\"      data-ad-slot=\"1340140919\"><\/ins> <script> (adsbygoogle = window.adsbygoogle || []).push({}); <\/script> <\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2168\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/laterredufutur-com_photos_laniakea2\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea2.jpg?fit=450%2C226&amp;ssl=1\" data-orig-size=\"450,226\" 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_laniakea2\" 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_laniakea2.jpg?fit=450%2C226&amp;ssl=1\" class=\" size-full wp-image-2168\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea2.jpg?resize=450%2C226\" border=\"0\" width=\"450\" height=\"226\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea2.jpg?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea2.jpg?resize=300%2C151&amp;ssl=1 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><br \/><\/span><\/span><\/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<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">C\u2019est sur la base de la repr\u00e9sentation graphique des trajectoires des galaxies qu\u2019ils ont pu obtenir une \u00ab pelote de cheveux \u00bb correspondant \u00e0 notre superamas.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Il est ainsi possible de constater que tous les \u00ab cheveux \u00bb convergent vers une m\u00eame \u00ab vall\u00e9e gravitationnelle \u00bb, tels des bassins versants \u00e0 l\u2019\u00e9chelle des galaxies, mais aussi que ce superamas de 100 000 grosses galaxies de 100 milliards d\u2019\u00e9toiles chacune, et d\u2019un million de galaxies naines comptant de 1 \u00e0 10 milliards d\u2019\u00e9toiles chacune, est 100 fois plus volumineux que la pr\u00e9c\u00e9dente estimation de ce superamas.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Face \u00e0 ce gigantisme incommensurable, l\u2019\u00e9quipe de chercheur a d\u00e9cid\u00e9 de baptiser ce superamas du nom de Laniakea, un terme hawa\u00efen qui signifie \u00ab incommensurable paradis \u00bb.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2169\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/laterredufutur-com_photos_laniakea3\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea3.jpg?fit=450%2C236&amp;ssl=1\" data-orig-size=\"450,236\" 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_laniakea3\" 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_laniakea3.jpg?fit=450%2C236&amp;ssl=1\" class=\" size-full wp-image-2169\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea3.jpg?resize=450%2C236\" border=\"0\" width=\"450\" height=\"236\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea3.jpg?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea3.jpg?resize=300%2C157&amp;ssl=1 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><br \/><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Gr\u00e2ce \u00e0 cette d\u00e9couverte, la th\u00e9orie du \u00ab Grand Attracteur \u00bb tombe d\u00e9finitivement \u00e0 l\u2019eau, les grands myst\u00e8res de l\u2019astrophysique qui doit expliquer pourquoi notre Voie lact\u00e9e se dirige \u00e0 630 kilom\u00e8tres par seconde dans une direction donn\u00e9e sont simplement que notre galaxie se d\u00e9place simplement sous la seule influence gravitationnelle de ses voisines et de la mati\u00e8re noire qui l\u2019environne.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"2170\" data-permalink=\"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/laterredufutur-com_photos_laniakea4\/\" data-orig-file=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea4.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_laniakea4\" 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_laniakea4.jpg?fit=450%2C243&amp;ssl=1\" class=\" size-full wp-image-2170\" src=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea4.jpg?resize=450%2C243\" border=\"0\" width=\"450\" height=\"243\" srcset=\"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea4.jpg?w=450&amp;ssl=1 450w, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea4.jpg?resize=300%2C162&amp;ssl=1 300w\" sizes=\"auto, (max-width: 450px) 100vw, 450px\" \/><br \/><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">Il est \u00e0 pr\u00e9ciser que les esp\u00e8ces de mille-pattes qui figurent \u00e9galement sur la repr\u00e9sentation correspondent probablement \u00e0 des superamas voisins, mais aussi que le t\u00e9lescope spatial Euclid, qui doit \u00eatre lanc\u00e9 en 2020, pourrait donner des informations plus pr\u00e9cises sur les superamas.<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\">source :\u00a0http:\/\/www.linformatique.org\/<\/span><\/span><\/p>\n<p> <iframe loading=\"lazy\" width=\"450\" height=\"290\" src=\"\/\/www.youtube.com\/embed\/5Ux-GpIXSa4\" frameborder=\"0\" allowfullscreen><\/iframe><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"2171\">(1217)<\/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 style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><img loading=\"lazy\" decoding=\"async\" class=\" alignleft size-full wp-image-2166\" src=\"http:\/\/www.laterredufutur.com\/wordpress\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea.jpg\" border=\"0\" alt=\"laniakea\" style=\"border: 0px; float: left;\" width=\"120\" height=\"83\" \/>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 c\u00e9leste\u00bb bien plus vaste que pr\u00e9vu !<\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"><br \/><\/span><\/span><\/p>\n<p style=\"text-align: justify;\"><span style=\"color: #000000;\"><span style=\"font-size: small;\"> <\/p>\n","protected":false},"author":1,"featured_media":2166,"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":[2218,2217,75,1656,684,1145],"class_list":["post-2171","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-galaxies","tag-laniakea","tag-terre","tag-univers","tag-video","tag-voie-lactee","wpcat-22-id"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2014\/09\/laterredufutur.com_photos_laniakea.jpg?fit=120%2C83&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-z1","jetpack-related-posts":[{"id":10997,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-de-centaines-de-galaxies-cachees-par-la-voie-lactee\/","url_meta":{"origin":2171,"position":0},"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":18741,"url":"https:\/\/www.laterredufutur.com\/accueil\/des-millions-de-planetes-potentiellement-habitables-se-cacheraient-dans-notre-galaxie\/","url_meta":{"origin":2171,"position":1},"title":"Des millions de plan\u00e8tes potentiellement habitables se cacheraient dans notre galaxie","author":"Admin","date":"2 mai 2019","format":false,"excerpt":"Une nouvelle \u00e9tude estime qu\u2019une \u00e0 trois plan\u00e8tes habitables graviteraient autour de la plupart des \u00e9toiles de notre galaxie. Dans son immensit\u00e9, la Voie lact\u00e9e abrite des centaines de milliards d\u2019\u00e9toiles dont le Soleil fait partie. En ce sens, notre syst\u00e8me solaire n\u2019est pas le seul syst\u00e8me plan\u00e9taire \u00e0 se\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\/2019\/03\/exoplanete-mondes-habitables.jpg?fit=1200%2C675&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/exoplanete-mondes-habitables.jpg?fit=1200%2C675&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/exoplanete-mondes-habitables.jpg?fit=1200%2C675&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/exoplanete-mondes-habitables.jpg?fit=1200%2C675&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/03\/exoplanete-mondes-habitables.jpg?fit=1200%2C675&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":2171,"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":17056,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-voie-lactee-pourrait-propager-la-vie-detoile-en-etoile\/","url_meta":{"origin":2171,"position":3},"title":"La voie lact\u00e9e pourrait propager la vie d&rsquo;\u00e9toile en \u00e9toile","author":"Admin","date":"16 octobre 2018","format":false,"excerpt":"Pendant pr\u00e8s de deux si\u00e8cles, les scientifiques ont \u00e9mis l'hypoth\u00e8se que les m\u00e9t\u00e9orites, les ast\u00e9ro\u00efdes, les plan\u00e9to\u00efdes et d'autres objets astronomiques pouvaient r\u00e9partir la vie dans tout l'univers. Cette th\u00e9orie, connue sous le nom de\u00a0Panspermie, est bas\u00e9e sur l\u2019id\u00e9e que les micro-organismes et les pr\u00e9curseurs chimiques de la vie peuvent\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\/2018\/10\/galaxie-voie-lactee.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\/2018\/10\/galaxie-voie-lactee.jpg?fit=1024%2C415&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/galaxie-voie-lactee.jpg?fit=1024%2C415&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2018\/10\/galaxie-voie-lactee.jpg?fit=1024%2C415&ssl=1&resize=700%2C400 2x"},"classes":[]},{"id":27042,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-terre-serait-piegee-a-linterieur-dun-vide-cosmique-immense\/","url_meta":{"origin":2171,"position":4},"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":26350,"url":"https:\/\/www.laterredufutur.com\/accueil\/les-astronomes-decouvrent-de-vastes-bassins-gravitationnels-dans-lunivers\/","url_meta":{"origin":2171,"position":5},"title":"Les astronomes d\u00e9couvrent de vastes bassins gravitationnels dans l&rsquo;univers","author":"Admin","date":"30 octobre 2024","format":false,"excerpt":"Une nouvelle \u00e9tude met en \u00e9vidence les principales zones gravitationnelles de l'Univers, le grand mur de Sloan \u00e9tant le plus massif, ce qui pourrait modifier notre compr\u00e9hension des structures cosmiques locales. Des chercheurs ont dress\u00e9 la carte des \u00ab bassins d'attraction \u00bb gravitationnelle dans l'Univers local, jetant un nouvel \u00e9clairage\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\/2024\/10\/bassins-cosmiques-dans-lunivers.png?fit=1057%2C995&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-cosmiques-dans-lunivers.png?fit=1057%2C995&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-cosmiques-dans-lunivers.png?fit=1057%2C995&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-cosmiques-dans-lunivers.png?fit=1057%2C995&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2024\/10\/bassins-cosmiques-dans-lunivers.png?fit=1057%2C995&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2171","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=2171"}],"version-history":[{"count":0,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/2171\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/2166"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=2171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=2171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=2171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}