{"id":4043,"date":"2022-10-18T23:30:31","date_gmt":"2022-10-18T21:30:31","guid":{"rendered":"https:\/\/www-new.ias.u-psud.fr\/?p=4043"},"modified":"2026-09-25T13:26:40","modified_gmt":"2026-09-25T11:26:40","slug":"retour-vers-le-futur-des-amas-de-galaxies","status":"publish","type":"post","link":"https:\/\/www.ias.u-psud.fr\/index.php\/2022\/10\/18\/retour-vers-le-futur-des-amas-de-galaxies\/","title":{"rendered":"Retour vers le futur des amas de galaxies"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"4043\" class=\"elementor elementor-4043\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-f4f600f e-flex e-con-boxed e-con e-parent\" data-id=\"f4f600f\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-63f7b05 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"63f7b05\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Retour vers le futur des amas de galaxies<\/h1>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-9b7c05e e-con e-atomic-element e-flexbox-base e-9b7c05e-607ee4c \" data-id=\"9b7c05e\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"9b7c05e\">\n    \t\t<div class=\"elementor-element elementor-element-d72e17c elementor-widget elementor-widget-text-editor\" data-id=\"d72e17c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Pour la premi\u00e8re fois, les amas de galaxies lointains d\u00e9couverts par le satellite Planck s&rsquo;expliquent par les simulations qui pr\u00e9disent \u00e9galement leur \u00e9volution future. Plus d\u2019une dizaine d&rsquo;ann\u00e9es apr\u00e8s leurs d\u00e9tections, cette nouvelle \u00e9tude pouss\u00e9e des simulations num\u00e9riques montrent qu&rsquo;environ 70 % de ces objects lointains devraient \u00e9voluer en amas de galaxies massifs aujourd&rsquo;hui.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-5612ae1 e-flex e-con-boxed e-con e-parent\" data-id=\"5612ae1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-8d2c731 e-con e-atomic-element e-flexbox-base e-8d2c731-bc6f834 \" data-id=\"8d2c731\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"8d2c731\">\n    \t\t<div class=\"elementor-element elementor-element-10d0162 elementor-widget elementor-widget-text-editor\" data-id=\"10d0162\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Article : <a class=\"moz-txt-link-freetext\" href=\"https:\/\/doi.org\/10.1051\/0004-6361\/202243677\" target=\"_blank\" rel=\"noopener\">https:\/\/doi.org\/10.1051\/0004-6361\/202243677<\/a><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-387dca1 e-con e-atomic-element e-flexbox-base e-356ef4e \" data-id=\"387dca1\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"387dca1\">\n    \t\t<div class=\"elementor-element elementor-element-5a5d233 elementor-widget elementor-widget-image\" data-id=\"5a5d233\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"527\" src=\"https:\/\/www.ias.u-psud.fr\/wp-content\/uploads\/2022\/10\/news_cosmix_18nov2020_fig1-1024x527.jpg\" class=\"attachment-large size-large wp-image-4045\" alt=\"\" srcset=\"https:\/\/www.ias.u-psud.fr\/wp-content\/uploads\/2022\/10\/news_cosmix_18nov2020_fig1-1024x527.jpg 1024w, https:\/\/www.ias.u-psud.fr\/wp-content\/uploads\/2022\/10\/news_cosmix_18nov2020_fig1-300x154.jpg 300w, https:\/\/www.ias.u-psud.fr\/wp-content\/uploads\/2022\/10\/news_cosmix_18nov2020_fig1-768x395.jpg 768w, https:\/\/www.ias.u-psud.fr\/wp-content\/uploads\/2022\/10\/news_cosmix_18nov2020_fig1.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-971042f e-con e-atomic-element e-flexbox-base e-971042f-752270f \" data-id=\"971042f\" data-element_type=\"e-flexbox\" data-e-type=\"e-flexbox\" data-interaction-id=\"971042f\">\n    \t\t<div class=\"elementor-element elementor-element-8d56b97 elementor-widget elementor-widget-text-editor\" data-id=\"8d56b97\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><em>Les zones de formation d\u2019\u00e9toiles (en rouge) disparaissent avec le temps, pendant que l&rsquo;amas de mati\u00e8re noire grossit (en noir). Aux \u00e9poques lointaines sond\u00e9es par la mission Planck, les proto-amas de galaxies formaient beaucoup d&rsquo;\u00e9toiles, alors qu&rsquo;aujourd&rsquo;hui ces structures massives sont devenues passives et ne forment que peu d&rsquo;\u00e9toiles.\/\u00a9 Gouin et al., 2022, IAS, with IllustrisTNG simulations<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\n<\/div>\n<div class=\"elementor-element elementor-element-72b19574 e-con-full e-flex e-con e-parent\" data-id=\"72b19574\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t<div class=\"elementor-element elementor-element-53a7b892 e-con-full e-flex e-con e-child\" data-id=\"53a7b892\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-13a0d604 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"13a0d604\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Contacts<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3108905 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"3108905\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">R\u00e9f\u00e9rents (scientifiques et techniques) <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c63b2a5 elementor-widget elementor-widget-text-editor\" data-id=\"1c63b2a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><strong><a href=\"https:\/\/www.ias.u-psud.fr\/pperso\/naghanim\/\">Nabila Aghanim<\/a>, Directrice de recherche, <span class=\"kY2IgmnCmOGjharHErah N56cWZpP8cNJu1dqgCxB\"><b>\u00c9<\/b><\/span>quipe Cosmologie<\/strong><\/li><li>C\u00e9line Gouin (KIAS)<\/li><li><a href=\"https:\/\/www.ias.u-psud.fr\/annuaire?nom=dole\"><strong>Herv\u00e9 Dole<\/strong><\/a>, Professeur, \u00c9quipe Cosmologie<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-fadb250 e-con-full e-flex e-con e-child\" data-id=\"fadb250\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-5640f83 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"5640f83\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeIn&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">R\u00e9f\u00e9rences<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f6323b3 elementor-widget elementor-widget-text-editor\" data-id=\"f6323b3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul><li><a href=\"https:\/\/www.cnrs.fr\/fr\/presse\/retour-vers-le-futur-des-amas-de-galaxies\" target=\"_blank\" rel=\"noopener\">Communiqu\u00e9 de presse CNRS<\/a><\/li><li><a href=\"https:\/\/www.universite-paris-saclay.fr\/sites\/default\/files\/2022-10\/cp_retour_vers_le_futur_des_amas_de_galaxies.pdf\" target=\"_blank\" rel=\"noopener\">Communiqu\u00e9 de presse UPSaclay<\/a><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Pour la premi\u00e8re fois, les amas de galaxies lointains d\u00e9couverts par le satellite Planck s&rsquo;expliquent par les simulations qui pr\u00e9disent \u00e9galement leur \u00e9volution future.<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[5,24],"tags":[],"class_list":["post-4043","post","type-post","status-publish","format-standard","hentry","category-news-scientifiques-home","category-caps-scientifiques"],"_links":{"self":[{"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/posts\/4043","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/comments?post=4043"}],"version-history":[{"count":11,"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/posts\/4043\/revisions"}],"predecessor-version":[{"id":4233,"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/posts\/4043\/revisions\/4233"}],"wp:attachment":[{"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/media?parent=4043"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/categories?post=4043"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ias.u-psud.fr\/index.php\/wp-json\/wp\/v2\/tags?post=4043"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}