{"id":73382,"date":"2025-12-12T12:00:00","date_gmt":"2025-12-12T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/senegal\/politique\/signal-cosmique-ancien-detecte-a-13-milliards-dannees"},"modified":"2025-12-12T20:48:34","modified_gmt":"2025-12-12T20:48:34","slug":"signal-cosmique-ancien-detecte-a-13-milliards-dannees","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees","title":{"rendered":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Senegal. <\/strong><\/span>C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM a capte\u0301 en mars dernier un rare \u00ab sursaut gamma \u00bb lie\u0301 a\u0300 l\u2019effondrement d\u2019une e\u0301toile massive il y a quelque 13 milliards d\u2019anne\u0301es.<\/p>\n<p>\u00ab C\u2019est excessivement rare puisque c\u2019est le cinquie\u0300me sursaut gamma le plus lointain jamais de\u0301tecte\u0301 \u00bb et \u00ab le plus pre\u0301cis en termes de la lumie\u0300re qu\u2019on a re\u0301colte\u0301e et des mesures qu\u2019on a faites \u00bb, se fe\u0301licite aupre\u0300s de l\u2019AFP Bertrand Cordier responsable scientifique du projet SVOM au Commissariat a\u0300 l\u2019e\u0301nergie atomique et aux e\u0301nergies alternatives (CEA).<\/p>\n<p>Lance\u0301e en juin 2024, la mission SVOM (Space-based multi-band astronomical Variable Objects Monitor) a pour objectif de de\u0301tecter et de localiser ces phe\u0301nome\u0300nes cosmiques a\u0300 la puissance monumentale. Les sursauts gamma se produisent ge\u0301ne\u0301ralement apre\u0300s l\u2019explosion d\u2019e\u0301toiles massives (plus de 20 fois la masse du soleil) ou la fusion d\u2019e\u0301toiles compactes. Ces bouffe\u0301es de rayonnement d\u2019une luminosite\u0301 colossale peuvent de\u0301gager une e\u0301nergie e\u0301quivalente a\u0300 plus d\u2019un milliard de milliards de soleils.<\/p>\n<p>\u00ab Ce sont les e\u0301ve\u0301nements les plus e\u0301nerge\u0301tiques dans l\u2019Univers \u00bb, explique l\u2019astrophysicien, qui a participe\u0301 a\u0300 deux e\u0301tudes sur cette de\u0301tection publie\u0301es le 9 de\u0301cembre dans Astronomy &amp; Astrophysics, et dont il est respectivement premier auteur et co-auteur.<\/p>\n<p><b>Premie\u0300re ge\u0301ne\u0301ration d\u2019e\u0301toiles<\/b><\/p>\n<p>Etudier les sursauts gamma permet d\u2019avancer sur des questions de \u00ab physique fondamentale \u00bb, comme tenter de \u00ab comprendre comment on est capable de de\u0301ployer une telle quantite\u0301 d\u2019e\u0301nergie, quels sont les me\u0301canismes en jeu \u00bb. Dans les sursauts gamma, \u00ab la matie\u0300re est acce\u0301le\u0301re\u0301e a\u0300 des vitesses proches de la vitesse de la lumie\u0300re. Ce sont des conditions physiques qu\u2019on ne peut pas reproduire sur Terre, mais qu\u2019on peut observer dans les laboratoires cosmiques \u00bb, ajoute-t-il.<\/p>\n<p>Ces signaux extre\u0302mement lumineux servent aussi de \u00ab sondes \u00bb e\u0301clairant toute la matie\u0300re qu\u2019ils traversent avant de nous arriver. \u00ab Il faut vraiment avoir un flash de cette intensite\u0301 pour arriver a\u0300 mesurer \u00bb les conditions physiques de l\u2019Univers a\u0300 des a\u0302ges tre\u0300s lointains. \u00ab C\u2019est le seul moyen de le faire de manie\u0300re directe \u00bb, souligne le chercheur.<\/p>\n<p>Le 14 mars, quand ils ont rec\u0327u l\u2019alerte d\u2019une de\u0301tection sur leur te\u0301le\u0301phone portable, les jeunes scientifiques d\u2019astreinte de la mission SVOM ont assez vite compris qu\u2019ils avaient affaire a\u0300 un e\u0301ve\u0301nement d\u2019ampleur. Et ils ont convaincu d\u2019autres te\u0301lescopes de de\u0301tourner leurs objectifs pour les braquer sur la zone d\u2019e\u0301mission.<\/p>\n<p>Apre\u0300s un sursaut gamma de quelques dizaines de secondes, l\u2019objet qui en est a\u0300 l\u2019origine e\u0301met \u2013 pendant plus longtemps mais avec une intensite\u0301 de\u0301croissante \u2013 dans d\u2019autres longueurs d\u2019onde: rayons X, optique, infrarouge, radio. Cette \u00ab contrepartie \u00bb est cruciale pour localiser pre\u0301cise\u0301ment la source et e\u0301tudier sa nature.<\/p>\n<p>Verdict: le signal a e\u0301te\u0301 e\u0301mis \u00ab a\u0300 un moment ou\u0300 l\u2019Univers e\u0301tait tre\u0300s jeune \u00bb, a\u0300 peine 700 millions d\u2019anne\u0301es. \u00ab Les photons qui sont venus impre\u0301gner nos instruments ont voyage\u0301 pendant 13 milliards d\u2019anne\u0301es \u00bb, raconte M. Cordier. C\u2019est l\u2019a\u0302ge \u00ab des premie\u0300res ge\u0301ne\u0301rations d\u2019e\u0301toiles \u00bb, forme\u0301es apre\u0300s le Big Bang a\u0300 partir d\u2019une \u00ab matie\u0300re primitive essentiellement compose\u0301e d\u2019he\u0301lium et surtout d\u2019hydroge\u0300ne \u00bb. Ces e\u0301toiles ont produit les premiers e\u0301le\u0301ments lourds (fer, carbone, oxyge\u0300ne&#8230;), jouant un ro\u0302le fondamental dans l\u2019e\u0301volution de l\u2019Univers.<\/p>\n<p>Pour donner un sursaut de ce type-la\u0300, l\u2019e\u0301toile qui s\u2019est effondre\u0301e \u00ab devait faire peut-e\u0302tre une centaine de masses solaires \u00bb, ajoute l\u2019astrophysicien, qui espe\u0300re que SVOM permettra de de\u0301tecter \u00ab peut-e\u0302tre un ou deux \u00bb e\u0301ve\u0301nements de ce type par an. \u00ab La difficulte\u0301, c\u2019est d\u2019arriver a\u0300 tout enchai\u0302ner dans la chai\u0302ne \u00bb d\u2019observation des contreparties.<\/p>\n<p>Apre\u0300s l\u2019alerte du 14 mars, \u00ab il s\u2019est e\u0301coule\u0301 17 heures avant que le Very Large Telescopte (VLT), au Chili, ne se de\u0301tourne. Pendant ce temps, l\u2019intensite\u0301 a de\u0301cru. L\u2019objectif, c\u2019est d\u2019e\u0302tre encore plus efficace. Si on arrive plus to\u0302t, alors on aura des meilleures donne\u0301es \u00bb, dit le responsable.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <span style=\"color: #ff6600\">Senegal<\/span>, suivez <span style=\"color: #ff6600\">Africa-Press<\/span><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Senegal. C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM a capte\u0301 en mars dernier un rare \u00ab sursaut gamma \u00bb lie\u0301 a\u0300 l\u2019effondrement d\u2019une e\u0301toile massive il y a quelque 13 milliards d\u2019anne\u0301es. \u00ab C\u2019est excessivement rare puisque c\u2019est le cinquie\u0300me sursaut [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":73381,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[44],"class_list":["post-73382","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-senegal-2"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.1 (Yoast SEO v27.0) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es - Senegal<\/title>\n<meta name=\"description\" content=\"C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM ...\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es\" \/>\n<meta property=\"og:description\" content=\"C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\" \/>\n<meta property=\"og:site_name\" content=\"Senegal\" \/>\n<meta property=\"article:published_time\" content=\"2025-12-12T12:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-12-12T20:48:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"898\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"cfeditorfr\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"cfeditorfr\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es\",\"datePublished\":\"2025-12-12T12:00:00+00:00\",\"dateModified\":\"2025-12-12T20:48:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\"},\"wordCount\":785,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg\",\"keywords\":[\"Senegal\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\",\"url\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\",\"name\":\"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es - Senegal\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg\",\"datePublished\":\"2025-12-12T12:00:00+00:00\",\"dateModified\":\"2025-12-12T20:48:34+00:00\",\"author\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"description\":\"C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM ...\",\"breadcrumb\":{\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage\",\"url\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg\",\"contentUrl\":\"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg\",\"width\":1200,\"height\":898,\"caption\":\"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/www.africa-press.net\/senegal\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#website\",\"url\":\"https:\/\/www.africa-press.net\/senegal\/\",\"name\":\"Africa Press | Senegal | Homepage\",\"description\":\"Just another Africa News Agency Sites site\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.africa-press.net\/senegal\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\",\"name\":\"cfeditorfr\",\"url\":\"https:\/\/www.africa-press.net\/senegal\/author\/cfeditorfr\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es - Senegal","description":"C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM ...","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees","og_locale":"fr_FR","og_type":"article","og_title":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es","og_description":"C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM ...","og_url":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees","og_site_name":"Senegal","article_published_time":"2025-12-12T12:00:00+00:00","article_modified_time":"2025-12-12T20:48:34+00:00","og_image":[{"width":1200,"height":898,"url":"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg","type":"image\/jpeg"}],"author":"cfeditorfr","twitter_card":"summary_large_image","twitter_misc":{"\u00c9crit par":"cfeditorfr","Dur\u00e9e de lecture estim\u00e9e":"4 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#article","isPartOf":{"@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees"},"author":{"name":"cfeditorfr","@id":"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1"},"headline":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es","datePublished":"2025-12-12T12:00:00+00:00","dateModified":"2025-12-12T20:48:34+00:00","mainEntityOfPage":{"@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees"},"wordCount":785,"commentCount":0,"image":{"@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage"},"thumbnailUrl":"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg","keywords":["Senegal"],"articleSection":["Divers","Toutes les actualit\u00e9s"],"inLanguage":"fr-FR","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees","url":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees","name":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es - Senegal","isPartOf":{"@id":"https:\/\/www.africa-press.net\/senegal\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage"},"image":{"@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage"},"thumbnailUrl":"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg","datePublished":"2025-12-12T12:00:00+00:00","dateModified":"2025-12-12T20:48:34+00:00","author":{"@id":"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1"},"description":"C\u2019est un puissant flash venu du fond de l\u2019Univers qui nous renseigne sur son histoire: le satellite franco-chinois SVOM ...","breadcrumb":{"@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#breadcrumb"},"inLanguage":"fr-FR","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees"]}]},{"@type":"ImageObject","inLanguage":"fr-FR","@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#primaryimage","url":"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg","contentUrl":"https:\/\/static.africa-press.net\/senegal\/sites\/13\/2025\/12\/sm_1765600890.210549.jpg","width":1200,"height":898,"caption":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es"},{"@type":"BreadcrumbList","@id":"https:\/\/www.africa-press.net\/senegal\/toutes-les-actualites\/signal-cosmique-ancien-detecte-a-13-milliards-dannees#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Accueil","item":"https:\/\/www.africa-press.net\/senegal\/"},{"@type":"ListItem","position":2,"name":"Signal Cosmique Ancien D\u00e9tect\u00e9 \u00c0 13 Milliards D\u2019Ann\u00e9es"}]},{"@type":"WebSite","@id":"https:\/\/www.africa-press.net\/senegal\/#website","url":"https:\/\/www.africa-press.net\/senegal\/","name":"Africa Press | Senegal | Homepage","description":"Just another Africa News Agency Sites site","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.africa-press.net\/senegal\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"fr-FR"},{"@type":"Person","@id":"https:\/\/www.africa-press.net\/senegal\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1","name":"cfeditorfr","url":"https:\/\/www.africa-press.net\/senegal\/author\/cfeditorfr"}]}},"_links":{"self":[{"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/posts\/73382","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/users\/82"}],"replies":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/comments?post=73382"}],"version-history":[{"count":0,"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/posts\/73382\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/media\/73381"}],"wp:attachment":[{"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/media?parent=73382"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/categories?post=73382"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.africa-press.net\/senegal\/wp-json\/wp\/v2\/tags?post=73382"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}