{"id":13056,"date":"2024-04-20T12:00:00","date_gmt":"2024-04-20T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/sao-tome-e-principe\/politique\/un-observatoire-spatial-des-ondes-gravitationnelles"},"modified":"2024-04-21T04:52:18","modified_gmt":"2024-04-21T04:52:18","slug":"un-observatoire-spatial-des-ondes-gravitationnelles","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles","title":{"rendered":"Un observatoire spatial des ondes gravitationnelles"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; S\u00e3o Tom\u00e9 e Pr\u00edncipe. <\/strong><\/span>L\u2019Agence spatiale europe\u0301enne a donne\u0301 son feu vert a\u0300 la mission Lisa (Laser Interferometer Space Antenna), premie\u0300re initiative visant a\u0300 de\u0301tecter des ondes gravitationnelles directement dans l\u2019espace. Trois engins spatiaux suivront la Terre sur son orbite autour du Soleil, formant un triangle e\u0301quilate\u0301ral pre\u0301cis de 2,5 millions de kilome\u0300tres de co\u0302te\u0301, mesure\u0301 gra\u0302ce a\u0300 des faisceaux laser.<\/p>\n<p><b>Lancement pre\u0301vu en 2037<\/b><br \/>\n<img loading=\"lazy\" decoding=\"async\" width=\"453\" height=\"277\" class=\"alignnone wp-image-13054 size-full\" src=\"https:\/\/static.africa-press.net\/sao-tome-e-principe\/sites\/59\/2024\/04\/sm_1713658807.863358.jpg\" srcset=\"https:\/\/static.africa-press.net\/sao-tome-e-principe\/sites\/59\/2024\/04\/sm_1713658807.863358.jpg 453w, https:\/\/static.africa-press.net\/sao-tome-e-principe\/sites\/59\/2024\/04\/sm_1713658807.863358-300x183.jpg 300w\" sizes=\"auto, (max-width: 453px) 100vw, 453px\" \/><\/p>\n<p>Toute variation de distance entre les trois capteurs indiquera une ondulation de l\u2019espace-temps provoque\u0301e par la collision de trous noirs. Lancement pre\u0301vu en&#8230; 2037.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <a href=\"https:\/\/www.africa-press.net\/sao-tome-e-principe\">S\u00e3o Tom\u00e9 e Pr\u00edncipe<\/a>, suivez <a href=\"https:\/\/www.africa-press.net\/\">Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; S\u00e3o Tom\u00e9 e Pr\u00edncipe. L\u2019Agence spatiale europe\u0301enne a donne\u0301 son feu vert a\u0300 la mission Lisa (Laser Interferometer Space Antenna), premie\u0300re initiative visant a\u0300 de\u0301tecter des ondes gravitationnelles directement dans l\u2019espace. Trois engins spatiaux suivront la Terre sur son orbite autour du Soleil, formant un triangle e\u0301quilate\u0301ral pre\u0301cis de 2,5 millions de kilome\u0300tres [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":13055,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[36,55,56],"class_list":["post-13056","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-africa-press","tag-africa-press-sao-tome-e-principe","tag-sao-tome-e-principe"],"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>Un observatoire spatial des ondes gravitationnelles - S\u00e3o Tom\u00e9 e Pr\u00edncipe<\/title>\n<meta name=\"description\" content=\"L\u2019Agence spatiale europe\u0301enne a donne\u0301 son feu vert a\u0300 la mission Lisa (Laser Interferometer Space Antenna), premie\u0300re i ...\" \/>\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\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un observatoire spatial des ondes gravitationnelles\" \/>\n<meta property=\"og:description\" content=\"L\u2019Agence spatiale europe\u0301enne a donne\u0301 son feu vert a\u0300 la mission Lisa (Laser Interferometer Space Antenna), premie\u0300re i ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles\" \/>\n<meta property=\"og:site_name\" content=\"S\u00e3o Tom\u00e9 e Pr\u00edncipe\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-20T12:00:00+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-21T04:52:18+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/sao-tome-e-principe\/sites\/59\/2024\/04\/sm_1713658815.886027.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=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Un observatoire spatial des ondes gravitationnelles\",\"datePublished\":\"2024-04-20T12:00:00+00:00\",\"dateModified\":\"2024-04-21T04:52:18+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles\"},\"wordCount\":128,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/sao-tome-e-principe\/sites\/59\/2024\/04\/sm_1713658815.886027.jpg\",\"keywords\":[\"Africa Press\",\"Africa Press-S\u00e3o Tom\u00e9 e Pr\u00edncipe\",\"S\u00e3o Tom\u00e9 e Pr\u00edncipe\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles\",\"url\":\"https:\/\/www.africa-press.net\/sao-tome-e-principe\/toutes-les-actualites\/un-observatoire-spatial-des-ondes-gravitationnelles\",\"name\":\"Un observatoire spatial des ondes gravitationnelles - 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