{"id":12230,"date":"2016-05-24T00:00:39","date_gmt":"2016-05-23T22:00:39","guid":{"rendered":"http:\/\/www.laterredufutur.com\/accueil\/?p=12230"},"modified":"2016-05-15T16:29:16","modified_gmt":"2016-05-15T14:29:16","slug":"quand-la-galaxie-dandromede-percutera-notre-voie-lactee","status":"publish","type":"post","link":"https:\/\/www.laterredufutur.com\/accueil\/quand-la-galaxie-dandromede-percutera-notre-voie-lactee\/","title":{"rendered":"Quand la galaxie d&rsquo;Androm\u00e8de percutera notre Voie lact\u00e9e"},"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;\">Une simulation scientifique de collision cosmique diffus\u00e9e sur Internet a ressuscit\u00e9 le spectre d&rsquo;une terrible fin du monde. Le vrai du faux.<\/p>\n<p style=\"text-align: justify;\">C&rsquo;est la publication d&rsquo;une simulation vid\u00e9o diffus\u00e9e par le Centre international australien de la recherche en radioastronomie qui a relanc\u00e9 le sujet. Notre lointaine voisine, la galaxie d&rsquo;Androm\u00e8de, devrait entrer en collision avec la Voie lact\u00e9e.<\/p>\n<p style=\"text-align: justify;\">Bien s\u00fbr, la collision cosmique n&rsquo;est pas vraiment pour demain. \u00ab\u00a0Car bien que les vitesses soient colossales, les distances le sont \u00e9galement\u00a0\u00bb, nuance l&rsquo;astrophysicien Fran\u00e7ois Bouchet, de l&rsquo;Institut d&rsquo;astrophysique de Paris (IAP). D&rsquo;apr\u00e8s les derni\u00e8res estimations, la rencontre ne devrait donc pas survenir avant 4 \u00e0 5 milliards d&rsquo;ann\u00e9es. \u00ab\u00a0Autant dire qu&rsquo;\u00e0 l&rsquo;\u00e9chelle de l&rsquo;humanit\u00e9 c&rsquo;est vraiment lointain. Vous pouvez encore sans crainte investir dans une r\u00e9sidence en Normandie\u00a0\u00bb, ironise Fran\u00e7ois Bouchet. Pour autant, qu&rsquo;adviendra-t-il de notre plan\u00e8te, et plus globalement du syst\u00e8me solaire, lorsque ce jour sera venu ?<\/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><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\/kvyeP_bI4bc?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><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\/a4GhYojmf4w?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><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\/7OC8Cg_Cuk8?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>extrait et source : <a href=\"http:\/\/www.lepoint.fr\/astronomie\/quand-la-galaxie-d-andromede-percutera-notre-voie-lactee-10-10-2014-1871051_1925.php\" target=\"_blank\">http:\/\/www.lepoint.fr\/<\/a><\/p>\n<p class=\"bawpvc-ajax-counter\" data-id=\"12230\">(668)<\/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 simulation scientifique de collision cosmique diffus\u00e9e sur Internet a ressuscit\u00e9 le spectre d&rsquo;une terrible fin du monde. Le vrai&#8230;<\/p>\n","protected":false},"author":1,"featured_media":12231,"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":"Quand la #galaxie d'#Androm\u00e8de percutera notre #Voie lact\u00e9e @laterredufutur","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"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":[5840,5841,117,125,851,684,1145],"class_list":["post-12230","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace","tag-andromede","tag-epsace","tag-espace","tag-galaxie","tag-simulation","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\/2016\/05\/galaxie-andromede-voielactee.jpg?fit=660%2C281&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/p631RN-3bg","jetpack-related-posts":[{"id":10440,"url":"https:\/\/www.laterredufutur.com\/accueil\/lensemble-de-lunivers-connu-reuni-en-une-seule-image\/","url_meta":{"origin":12230,"position":0},"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":4582,"url":"https:\/\/www.laterredufutur.com\/accueil\/le-role-de-la-voie-lactee-dans-les-extinctions-de-masse\/","url_meta":{"origin":12230,"position":1},"title":"Le r\u00f4le de la Voie Lact\u00e9e dans les extinctions de masse","author":"Admin","date":"3 septembre 2008","format":false,"excerpt":"Et si la plupart des 6 extinctions de masse de l'histoire de la Terre co\u00efncidaient avec le passage du Syst\u00e8me Solaire dans une r\u00e9gion bien particuli\u00e8re de la Voie Lact\u00e9e ? C'est du moins ce que pense une \u00e9quipe de scientifiques de l'Universit\u00e9 de Cardiff qui sugg\u00e8re un lien entre\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\/2015\/04\/meteors.jpg?fit=350%2C326&ssl=1&resize=350%2C200","width":350,"height":200},"classes":[]},{"id":2171,"url":"https:\/\/www.laterredufutur.com\/accueil\/la-terre-se-situe-dans-un-superamas-baptise-laniakea\/","url_meta":{"origin":12230,"position":2},"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":10997,"url":"https:\/\/www.laterredufutur.com\/accueil\/decouverte-de-centaines-de-galaxies-cachees-par-la-voie-lactee\/","url_meta":{"origin":12230,"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":19111,"url":"https:\/\/www.laterredufutur.com\/accueil\/lor-de-la-terre-proviendrait-detoiles-proches-de-notre-systeme-solaire\/","url_meta":{"origin":12230,"position":4},"title":"L&rsquo;or de la Terre proviendrait d&rsquo;\u00e9toiles proches de notre syst\u00e8me solaire","author":"Admin","date":"11 juin 2019","format":false,"excerpt":"Environ 80 millions d'ann\u00e9es avant la naissance du Syst\u00e8me solaire, une kilonova \u00e0 seulement 1.000 ann\u00e9es-lumi\u00e8re aurait produit certains des \u00e9l\u00e9ments lourds trouv\u00e9s sur Terre et dans les m\u00e9t\u00e9orites. Il s'agit des actinides mais aussi des noyaux d'or et de platine. L'essor de la physique nucl\u00e9aire dans les ann\u00e9es 1930\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\/05\/or-argent.jpg?fit=1200%2C757&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/or-argent.jpg?fit=1200%2C757&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/or-argent.jpg?fit=1200%2C757&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/or-argent.jpg?fit=1200%2C757&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2019\/05\/or-argent.jpg?fit=1200%2C757&ssl=1&resize=1050%2C600 3x"},"classes":[]},{"id":21324,"url":"https:\/\/www.laterredufutur.com\/accueil\/une-nouvelle-simulation-montre-exactement-a-quoi-ressemblerait-la-matiere-sombre-si-nous-pouvions-la-voir\/","url_meta":{"origin":12230,"position":5},"title":"Une nouvelle simulation montre exactement \u00e0 quoi ressemblerait la mati\u00e8re noire si nous pouvions la voir","author":"Admin","date":"12 septembre 2020","format":false,"excerpt":"Comment \u00e9tudier quelque chose d'invisible? C'est un d\u00e9fi auquel sont confront\u00e9s les astronomes qui \u00e9tudient la mati\u00e8re noire. Bien que la mati\u00e8re noire repr\u00e9sente 85% de toute la mati\u00e8re de l'univers, elle n'interagit pas avec la lumi\u00e8re. Il ne peut \u00eatre vu qu'\u00e0 travers l'influence gravitationnelle qu'elle a sur la\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\/2020\/09\/galaxie.jpg?fit=1200%2C720&ssl=1&resize=350%2C200","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/galaxie.jpg?fit=1200%2C720&ssl=1&resize=350%2C200 1x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/galaxie.jpg?fit=1200%2C720&ssl=1&resize=525%2C300 1.5x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/galaxie.jpg?fit=1200%2C720&ssl=1&resize=700%2C400 2x, https:\/\/i0.wp.com\/www.laterredufutur.com\/accueil\/wp-content\/uploads\/2020\/09\/galaxie.jpg?fit=1200%2C720&ssl=1&resize=1050%2C600 3x"},"classes":[]}],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/12230","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=12230"}],"version-history":[{"count":1,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/12230\/revisions"}],"predecessor-version":[{"id":12232,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/posts\/12230\/revisions\/12232"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media\/12231"}],"wp:attachment":[{"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/media?parent=12230"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/categories?post=12230"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laterredufutur.com\/accueil\/wp-json\/wp\/v2\/tags?post=12230"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}