{"id":5684,"date":"2023-04-05T13:14:37","date_gmt":"2023-04-05T11:14:37","guid":{"rendered":"http:\/\/serveur-privee.centor.ch\/WordPress\/?page_id=5684"},"modified":"2023-04-05T17:41:04","modified_gmt":"2023-04-05T15:41:04","slug":"les-trous-noirs","status":"publish","type":"page","link":"http:\/\/serveur-privee.centor.ch\/WordPress\/les-trous-noirs\/","title":{"rendered":"Les trous noirs"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"5684\" class=\"elementor elementor-5684\">\n\t\t\t\t\t\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-5ae48c8 elementor-section-full_width elementor-section-height-default elementor-section-height-default exad-glass-effect-no exad-sticky-section-no\" data-id=\"5ae48c8\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5de90bbc exad-glass-effect-no exad-sticky-section-no\" data-id=\"5de90bbc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-678118d3 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"678118d3\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Site test WordPress<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-ede93e0 elementor-section-boxed elementor-section-height-default elementor-section-height-default exad-glass-effect-no exad-sticky-section-no\" data-id=\"ede93e0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-548a39d exad-glass-effect-no exad-sticky-section-no\" data-id=\"548a39d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-7d3a70d exad-glass-effect-no exad-sticky-section-no\" data-id=\"7d3a70d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1156160 elementor-align-center exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"1156160\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/site-gca\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Site GCA<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-49bdb57 exad-glass-effect-no exad-sticky-section-no\" data-id=\"49bdb57\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-40889f5 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"40889f5\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/voyage-en-suisse\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Voyage en Suisse<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-c09c4c6 exad-glass-effect-no exad-sticky-section-no\" data-id=\"c09c4c6\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-57d0cde elementor-align-center exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"57d0cde\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/site-neptune\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Site Neptune<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-a204349 exad-glass-effect-no exad-sticky-section-no\" data-id=\"a204349\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7e3771a elementor-align-center exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"7e3771a\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/site-formation\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Formation<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-8d7ae0c exad-glass-effect-no exad-sticky-section-no\" data-id=\"8d7ae0c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1cc060c elementor-align-center exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"1cc060c\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/pri_norm\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Norms<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-14 elementor-top-column elementor-element elementor-element-2c4913b exad-glass-effect-no exad-sticky-section-no\" data-id=\"2c4913b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-911b3d2 elementor-align-center exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"911b3d2\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-admin\/\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Admin<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-70e9b6e7 elementor-section-boxed elementor-section-height-default elementor-section-height-default exad-glass-effect-no exad-sticky-section-no\" data-id=\"70e9b6e7\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-20 elementor-top-column elementor-element elementor-element-7ebb5767 exad-glass-effect-no exad-sticky-section-no\" data-id=\"7ebb5767\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-32137acb exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"32137acb\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_cuisine.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1be71b4a exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"1be71b4a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_jeux.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-20 elementor-top-column elementor-element elementor-element-326c85e2 exad-glass-effect-no exad-sticky-section-no\" data-id=\"326c85e2\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e33e84c exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"e33e84c\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"52\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_film.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7fc7bd5a exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"7fc7bd5a\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"52\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_manga.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-20 elementor-top-column elementor-element elementor-element-65c18a0a exad-glass-effect-no exad-sticky-section-no\" data-id=\"65c18a0a\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3976e3a2 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"3976e3a2\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_galaxie.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6487f068 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"6487f068\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"205\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_partenaire.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-20 elementor-top-column elementor-element elementor-element-24e5206b exad-glass-effect-no exad-sticky-section-no\" data-id=\"24e5206b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4057bea9 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"4057bea9\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"210\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_guildwars_1.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ac30657 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"3ac30657\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_ryzom.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-20 elementor-top-column elementor-element elementor-element-31907cd0 exad-glass-effect-no exad-sticky-section-no\" data-id=\"31907cd0\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-59b181e0 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"59b181e0\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/guildwars2\/\">\n\t\t\t\t\t\t\t<img width=\"211\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_guildwars_2.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5e69df18 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"5e69df18\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"206\" height=\"51\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/bouton_solidworks.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-71af709 elementor-section-boxed elementor-section-height-default elementor-section-height-default exad-glass-effect-no exad-sticky-section-no\" data-id=\"71af709\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-d7cf3e9 exad-glass-effect-no exad-sticky-section-no\" data-id=\"d7cf3e9\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c999b10 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"c999b10\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Les trous noirs<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-49ed077 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default exad-glass-effect-no exad-sticky-section-no\" data-id=\"49ed077\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-54a941b exad-glass-effect-no exad-sticky-section-no\" data-id=\"54a941b\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9465c10 elementor-icon-list--layout-traditional elementor-list-item-link-full_width exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-icon-list\" data-id=\"9465c10\" data-element_type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"http:\/\/serveur-privee.centor.ch\/WordPress\/guildwars2\/\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"far fa-arrow-alt-circle-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Page Principal<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c34f597 elementor-align-justify exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"c34f597\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"#\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Le soleil<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1bd3956 elementor-align-justify exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"1bd3956\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"#\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les plan\u00e8tes<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f234121 elementor-align-justify exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"f234121\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"#\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les n\u00e9buleuses<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ac6de01 elementor-align-justify exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"ac6de01\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"#\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les trous noirs<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f462acc elementor-align-justify exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-button\" data-id=\"f462acc\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t<a href=\"#\" class=\"elementor-button-link elementor-button elementor-size-sm\" role=\"button\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-text\">Les \u00e9toiles<\/span>\n\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-c7e34ca exad-glass-effect-no exad-sticky-section-no\" data-id=\"c7e34ca\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-14ee9b8 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"14ee9b8\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"757\" height=\"511\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn1.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn1.jpg 757w, http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn1-300x203.jpg 300w\" sizes=\"(max-width: 757px) 100vw, 757px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-85534c7 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"85534c7\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">Si le c\u0153ur de l'\u00e9toile qui a explos\u00e9 est suffisamment lourd, il se transforme en un objet encore plus \u00e9trange qu'une \u00e9toile \u00e0 neutrons: un trou noir, de quelques kilom\u00e8tres de diam\u00e8tre seulement, mais d'une densit\u00e9 inou\u00efe. Cet objet pr\u00e9sente une telle force d'attraction qu'il engloutit \u00e0 jamais tout ce qui vient le\n fr\u00f4ler de trop pr\u00e8s!\n\nSa force est si grande que rien ne peut en sortir. Un trou noir retient jusqu'\u00e0 sa propre lumi\u00e8re, d'o\u00f9 son nom. Il est invisible, mais les astronomes peuvent cependant le d\u00e9tecter \u00e0 cause des perturbations qu'il provoque autour de lui.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-daa4aa0 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"daa4aa0\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"567\" height=\"394\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn2.jpg\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn2.jpg 567w, http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn2-300x208.jpg 300w\" sizes=\"(max-width: 567px) 100vw, 567px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e6ea170 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"e6ea170\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">L'horizon d'un trou noir marque la fronti\u00e8re ultime entre le monde hysique, ext\u00e9rieur et l'int\u00e9rieur de l'astre, o\u00f9 rien de ce que l'on conna\u00eet n'a plus cours. Il d\u00e9limite ainsi la taille effective du trou noir.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ccb3f0 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"2ccb3f0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">Toute particule de mati\u00e8re ou de lumi\u00e8re qui franchit cette fronti\u00e8re immat\u00e9rielle se trouve irr\u00e9m\u00e9diablement pr\u00e9cipit\u00e9e vers la singularit\u00e9 centrale du trou noir, et nous ne pourrons plus en capter la moindre information. R\u00e9gion d'intense rayonnement, l'horizon d'un trou noir est aussi l'endroit o\u00f9 la mati\u00e8re condamn\u00e9e jette ses derniers feux et nous permet ainsi de d\u00e9tecter l'astre obscur.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-27ae3e9 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"27ae3e9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">La lumi\u00e8re, m\u00eame si elle n'a pas de masse, est sensible \u00e0 la gravitation: c'est ce que nous apprend la relativit\u00e9 g\u00e9n\u00e9rale. D\u00e8s lors, il peut exister des astres suffisamment denses pour engendrer un champ gravitationnel tel que la vitesse de lib\u00e9ration n\u00e9cessaire pour leur \u00e9chapper est sup\u00e9rieure \u00e0 celle de la lumi\u00e8re. Plus rien ne peut en sortir, pas m\u00eame la lumi\u00e8re. La limite au-del\u00e0 de laquelle toute particule de mati\u00e8re ou de lumi\u00e8re tombe in\u00e9vitablement vers le centre est appel\u00e9e horizon du trou noir ou horizon des \u00e9v\u00e9nements.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ae67d4b exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"ae67d4b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">Cette surface immat\u00e9rielle d\u00e9finit une sph\u00e8re autour du trou noir, dont le rayon est appel\u00e9 \"rayon de Schwarzschild\",  en r\u00e9f\u00e9rence \u00e0 l'astrophysicien allemand Karl Schwarzschild qui calcula sa valeur au d\u00e9but du XX si\u00e8cle. Ce rayon est d\u00e9termin\u00e9 par l'\u00e9quation suivante: R=2GM\/c2, o\u00f9 c'est la vitesse de la lumi\u00e8re et G la constante de gravitation. Ces deux param\u00e8tres \u00e9tant constants (m\u00eame s'il existe des incertitudes sur la valeur de G), le rayon de l'horizon d\u00e9pend donc de M, la masse du trou noir. L'horizon lui-m\u00eame est d\u00e9fini comme la ligne sur laquelle la vitesse de lib\u00e9ration est exactement \u00e9gale \u00e0 la vitesse de la lumi\u00e8re. Cet horizon ne peut \u00eatre franchi que dans un seul sens: les particules venues de l'ext\u00e9rieur peuvent p\u00e9n\u00e9trer dans le coeur du trou noir; celles situ\u00e9es \u00e0 l'int\u00e9rieur, en revanche, n'ont aucune possibilit\u00e9 de sortir, ou de communiquer avec le monde ext\u00e9rieur. Quand le trou noir est en rotation, la g\u00e9om\u00e9trie de l'horizon est l\u00e9g\u00e8rement diff\u00e9rente. Selon le mod\u00e8le d\u00e9velopp\u00e9 par le math\u00e9maticien n\u00e9o-z\u00e9landais Roy Kerrr dans les ann\u00e9es 1960, il existe alors au moins deux horizon: l'ergosph\u00e8re, o\u00f9 la rotation du trou noir entra\u00eene avec elle l'espace-temps alentours, et l'horizon proprement dit trou noir. Pour les astrophysiciens, ce mod\u00e8le est plus r\u00e9aliste que celui de Schwarzchild dans la mesure o\u00f9 les trous noirs naissent de l'effondrement d'astres en rotation.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-244d01b exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"244d01b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">Dans le mod\u00e8le de Kerr, la mati\u00e8re environnante, attir\u00e9e par le trou noir, ne s'y engouffre pas directement: une fois entr\u00e9e dans l'ergosph\u00e8re, elle tourbillonne en formant un disque autour de l'horizon du trou noir avant d'\u00eatre aval\u00e9e. Tr\u00e8s fortement acc\u00e9l\u00e9r\u00e9e par l'intense champ de gravitation, elle s'\u00e9chauffe jusqu'\u00e0 plusieurs millions de degr\u00e9s et lib\u00e8re des rayonnements de haute \u00e9nergie qui trahissent la pr\u00e9sence du trou noir. C'est effectivement par ce processus et par l'extr\u00eame luminosit\u00e9 r\u00e9gnant \u00e0 la fronti\u00e8re de l'horizon que les astronomes d\u00e9tectent la pr\u00e9sence de trous noirs dans l'Univers.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68a18d0 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"68a18d0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-large\">Les quasar<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07d0a56 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"07d0a56\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">Un quasar n'est autre qu'une lointaine galaxie qui abrite en son coeur un trou noir supermassif en pleine activit\u00e9: il engloutit des profusions d'\u00e9toiles et de gaz. Or au centre de la Voie lact\u00e9e se trouve un trou noir supermassif, mais celui- ci n'est pas actif, car un \u00e9quilibre est install\u00e9. Certains astronomes pensent n\u00e9anmoins qu'il \u00e9tait actif par le pass\u00e9, puis qu'il s'est endormi<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2fe9f81 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image-gallery\" data-id=\"2fe9f81\" data-element_type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-1' class='gallery galleryid-5684 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"2fe9f81\" data-elementor-lightbox-title=\"tn7\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjQ4MCwidXJsIjoiaHR0cDpcL1wvc2VydmV1ci1wcml2ZWUuY2VudG9yLmNoXC9Xb3JkUHJlc3NcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA0XC90bjcuanBnIiwic2xpZGVzaG93IjoiMmZlOWY4MSJ9\" href='http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn7.jpg'><img width=\"150\" height=\"150\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn7-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" loading=\"lazy\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"2fe9f81\" data-elementor-lightbox-title=\"tn6\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjQ4MSwidXJsIjoiaHR0cDpcL1wvc2VydmV1ci1wcml2ZWUuY2VudG9yLmNoXC9Xb3JkUHJlc3NcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA0XC90bjYuanBnIiwic2xpZGVzaG93IjoiMmZlOWY4MSJ9\" href='http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn6.jpg'><img width=\"150\" height=\"150\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn6-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" loading=\"lazy\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"2fe9f81\" data-elementor-lightbox-title=\"tn5\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6NjQ4MiwidXJsIjoiaHR0cDpcL1wvc2VydmV1ci1wcml2ZWUuY2VudG9yLmNoXC9Xb3JkUHJlc3NcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA0XC90bjUuanBnIiwic2xpZGVzaG93IjoiMmZlOWY4MSJ9\" href='http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn5.jpg'><img width=\"150\" height=\"150\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn5-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" loading=\"lazy\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-618319b exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"618319b\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">L'histoire des galaxies est jalonn\u00e9e de points d'interrogation, d'\u00e9nigmes que les astronomes r\u00e9solvent au coup par coup. Il en va ainsi du pass\u00e9 de notre propre galaxie, la Voie lact\u00e9e. Ils sont pratiquement s\u00fbrs aujourd'hui que celle-ci abrite en son coeur un trou noir supermassif, concentrant de 1 \u00e0 2,6 millions de fois la masse du Soleil. Cet astre ne se fait pas r\u00e9element remarquer: aujourd'hui, les \u00e9toiles et le gaz interstellaire du bulbe galactique tournent autour de lui \u00e0 relativement bonne distance. Il serait en quelque sorte assoupi: aujourd'hui, il ne provoquerait pas cette d\u00e9bauche de rayonnements caract\u00e9ristiques des monstres log\u00e9s au coeur des galaxies actives et des quasars. Mais la Voie Lact\u00e9e a-t-elle pu \u00eatre un quasar par le pass\u00e9? En d'autre termes, son trou noir central a-t-il \u00e9t\u00e9 actif, engloutissant toute la mati\u00e8re qui passait \u00e0 sa port\u00e9, avant de s'endormir? L'hypoth\u00e8se est aujourd'hui prise tr\u00e8s au s\u00e9rieux par les astronomes, m\u00eame si elle n'est pas encore enti\u00e8rement valid\u00e9e. En effet, sachant que les quasars correspondent \u00e0 des astres le plus souvent lointains, donc jeunes, il n'est pas aberrant de consid\u00e9rer que la Voie Lact\u00e9e elle-m\u00eame a \u00e9t\u00e9, dans sa jeunesse, le si\u00e8ge d'une grande activit\u00e9.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-be1c8a0 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"be1c8a0\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-medium\">Pour les astronomes, un sc\u00e9nario plausible se dessine: la Voie Lact\u00e9e pourrait \u00eatre n\u00e9e de la collision de deux petites galaxies, qui auraient fusionn\u00e9. Les titanesques perturbations gravitationnelles engendr\u00e9es par cet \u00e9v\u00e9nement auraient conduit \u00e0 la formation d'un trou noir massif, environn\u00e9 de beaucoup de mati\u00e8re, laquelle s'y serait pr\u00e9cipit\u00e9e. Le trou noir, actif, aurait ainsi tout gob\u00e9 autour de lui, jusqu'\u00e0 ce qu'il n'ait plus rien \u00e0 se mettre sous la dent, et qu'un \u00e9quilibre s'\u00e9tablisse... Repu, le trou noir se serait alors endormi. Mais il pourrait encore se r\u00e9veiller par intermittence. Ainsi, des observations en rayons gamma r\u00e9alis\u00e9es en 2005 ont sugg\u00e9r\u00e9 que, voil\u00e0 350 ans \u00e0 peine, ce monstre aurait connu une p\u00e9riode de grande activit\u00e9, devenant bri\u00e8vement 1 million de fois plus lumineux qu'aujourd'hui.<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1af0fa4 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image-gallery\" data-id=\"1af0fa4\" data-element_type=\"widget\" data-widget_type=\"image-gallery.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image-gallery\">\n\t\t\t<div id='gallery-2' class='gallery galleryid-5684 gallery-columns-3 gallery-size-thumbnail'><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"1af0fa4\" data-elementor-lightbox-title=\"tn9\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Njc0OSwidXJsIjoiaHR0cDpcL1wvc2VydmV1ci1wcml2ZWUuY2VudG9yLmNoXC9Xb3JkUHJlc3NcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA0XC90bjkuanBnIiwic2xpZGVzaG93IjoiMWFmMGZhNCJ9\" href='http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn9.jpg'><img width=\"150\" height=\"150\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn9-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" loading=\"lazy\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"1af0fa4\" data-elementor-lightbox-title=\"tn8\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Njc1MCwidXJsIjoiaHR0cDpcL1wvc2VydmV1ci1wcml2ZWUuY2VudG9yLmNoXC9Xb3JkUHJlc3NcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA0XC90bjguanBnIiwic2xpZGVzaG93IjoiMWFmMGZhNCJ9\" href='http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn8.jpg'><img width=\"150\" height=\"150\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/tn8-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" loading=\"lazy\" \/><\/a>\n\t\t\t<\/div><\/figure><figure class='gallery-item'>\n\t\t\t<div class='gallery-icon landscape'>\n\t\t\t\t<a data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-slideshow=\"1af0fa4\" data-elementor-lightbox-title=\"gal1\" e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6Njc1MSwidXJsIjoiaHR0cDpcL1wvc2VydmV1ci1wcml2ZWUuY2VudG9yLmNoXC9Xb3JkUHJlc3NcL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMjNcLzA0XC9nYWwxLmpwZyIsInNsaWRlc2hvdyI6IjFhZjBmYTQifQ%3D%3D\" href='http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/gal1.jpg'><img width=\"150\" height=\"150\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2023\/04\/gal1-150x150.jpg\" class=\"attachment-thumbnail size-thumbnail\" alt=\"\" loading=\"lazy\" \/><\/a>\n\t\t\t<\/div><\/figure>\n\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-533a676c elementor-section-boxed elementor-section-height-default elementor-section-height-default exad-glass-effect-no exad-sticky-section-no\" data-id=\"533a676c\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4b9c11 exad-glass-effect-no exad-sticky-section-no\" data-id=\"4b9c11\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-493083cd exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"493083cd\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"155\" height=\"157\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/groupe_centor-1.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-2a74276c exad-glass-effect-no exad-sticky-section-no\" data-id=\"2a74276c\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2543c473 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-image\" data-id=\"2543c473\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img width=\"107\" height=\"105\" src=\"http:\/\/serveur-privee.centor.ch\/WordPress\/wp-content\/uploads\/2021\/03\/logo_centor-1.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Site test WordPress Site GCA Voyage en Suisse Site Neptune Formation Norms Admin Les trous noirs Page Principal Le soleil Les plan\u00e8tes Les n\u00e9buleuses Les trous noirs Les \u00e9toiles Si le c\u0153ur de l&#8217;\u00e9toile qui a explos\u00e9 est suffisamment lourd, il se transforme en un objet encore plus \u00e9trange qu&#8217;une \u00e9toile \u00e0 neutrons: un trou 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