{"id":66047,"date":"2024-06-05T15:02:13","date_gmt":"2024-06-05T15:02:13","guid":{"rendered":"https:\/\/www.africa-press.net\/tchad\/politique\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite"},"modified":"2024-06-05T17:48:21","modified_gmt":"2024-06-05T17:48:21","slug":"le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite","title":{"rendered":"Le t\u00e9lescope Hubble va \u00eatre progressivement mis \u00e0 la retraite"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Tchad. <\/strong><\/span>L&rsquo;un des trois gyroscopes qui contro\u0302lent la direction vers laquelle est pointe\u0301 le te\u0301lescope a connu des proble\u0300mes de stabilite\u0301 ces derniers mois. \u00ab\u00a0Apre\u0300s une se\u0301rie de tests et un examen minutieux de nos options, nous avons pris la de\u0301cision de faire en sorte que Hubble n&rsquo;utilise qu&rsquo;un seul de ses trois gyroscopes restants\u00a0\u00bb, a de\u0301clare\u0301 Mark Clampin, directeur du de\u0301partement d&rsquo;astrophysique de la Nasa.<\/p>\n<p><b>\u00ab\u00a0Nous n&rsquo;estimons pas que Hubble vive ses derniers instants\u00a0\u00bb<\/b><\/p>\n<p>La transition, qui devrait s&rsquo;achever d&rsquo;ici a\u0300 la mi-juin, re\u0301duira la capacite\u0301 de Hubble a\u0300 effectuer des observations scientifiques de 12%, avec 74 orbites hebdomadaires autour de la Terre au lieu de 85 actuellement, a pre\u0301cise\u0301 Patrick Crouse, responsable de la mission Hubble.<\/p>\n<p>Au cours des 12 prochains mois, le te\u0301lescope sera toujours capable d&rsquo;observer la vou\u0302te e\u0301toile\u0301e dans son entie\u0300rete\u0301, mais ne pourra plus suivre des objets plus proches que la plane\u0300te Mars &#8211; me\u0302me si de tels objets sont de toute fac\u0327on rare &#8211;, a pre\u0301cise\u0301 Patrick Crouse.<\/p>\n<p>\u00ab\u00a0Nous n&rsquo;estimons pas que Hubble vive ses derniers instants\u00a0\u00bb, a-t-il de\u0301clare\u0301. La Nasa e\u0301value a\u0300 70% la probabilite\u0301 que Hubble ope\u0300re sous cette configuration jusqu&rsquo;en 2035.<\/p>\n<p><b>Hubble a cumule\u0301 les de\u0301couvertes importantes<\/b><\/p>\n<p>Hubble, lance\u0301 en 1990, a re\u0301volutionne\u0301 l&rsquo;astronomie et bouleverse\u0301 notre vision de l&rsquo;Univers, en accumulant les images du syste\u0300me solaire, de la Voie lacte\u0301e et de galaxies tre\u0300s lointaines en ope\u0301rant a\u0300 515 km au-dessus de la Terre. C&rsquo;est gra\u0302ce a\u0300 lui que les scientifiques ont de\u0301couvert l&rsquo;existence d&rsquo;un trou noir galactique au centre de toutes les galaxies, ou de vapeur d&rsquo;eau autour d&rsquo;exoplane\u0300tes.<\/p>\n<p>Peut-e\u0302tre l&rsquo;un des instruments les plus importants dans l&rsquo;histoire de l&rsquo;humanite\u0301, Hubble continue d&rsquo;effectuer d&rsquo;importantes de\u0301couvertes comme en 2022, quand le te\u0301lescope avait de\u0301tecte\u0301 Earendel: l&rsquo;e\u0301toile la plus lointaine jamais observe\u0301e.<\/p>\n<p>Selon Mark Clampin, malgre\u0301 ses capacite\u0301s re\u0301duites, Hubble continue d&rsquo;enque\u0302ter sur des objets dans notre syste\u0300me solaire, d&rsquo;e\u0301tudier certaines galaxies lointaines, ou encore de collaborer avec le te\u0301lescope spatial James Webb (lance\u0301 en 2021) pour scruter les atmosphe\u0300res d&rsquo;exoplane\u0300tes.<\/p>\n<p>James Webb excelle dans la de\u0301tection infrarouge, tandis que Hubble se concentre sur la lumie\u0300re visible &#8211; fournissant ainsi un duo comple\u0301mentaire pour l&rsquo;observation scientifique.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <a href=\"https:\/\/www.africa-press.net\/tchad\">Tchad<\/a>, suivez <a href=\"https:\/\/www.africa-press.net\/\">Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Tchad. L&rsquo;un des trois gyroscopes qui contro\u0302lent la direction vers laquelle est pointe\u0301 le te\u0301lescope a connu des proble\u0300mes de stabilite\u0301 ces derniers mois. \u00ab\u00a0Apre\u0300s une se\u0301rie de tests et un examen minutieux de nos options, nous avons pris la de\u0301cision de faire en sorte que Hubble n&rsquo;utilise qu&rsquo;un seul de ses trois [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":66046,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,10],"tags":[37,292,29],"class_list":["post-66047","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-toutes-les-actualites","tag-africa-press","tag-africa-press-tchad","tag-tchad"],"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>Le t\u00e9lescope Hubble va \u00eatre progressivement mis \u00e0 la retraite - tchad<\/title>\n<meta name=\"description\" content=\"L&#039;un des trois gyroscopes qui contro\u0302lent la direction vers laquelle est pointe\u0301 le te\u0301lescope a connu des proble\u0300mes de ...\" \/>\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\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le t\u00e9lescope Hubble va \u00eatre progressivement mis \u00e0 la retraite\" \/>\n<meta property=\"og:description\" content=\"L&#039;un des trois gyroscopes qui contro\u0302lent la direction vers laquelle est pointe\u0301 le te\u0301lescope a connu des proble\u0300mes de ...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite\" \/>\n<meta property=\"og:site_name\" content=\"tchad\" \/>\n<meta property=\"article:published_time\" content=\"2024-06-05T15:02:13+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-06-05T17:48:21+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/06\/sm_1717596985.364629.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\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=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite\"},\"author\":{\"name\":\"cfeditorfr\",\"@id\":\"https:\/\/www.africa-press.net\/tchad\/#\/schema\/person\/2b1cf3cd81a31e3cd26889ca66d677f1\"},\"headline\":\"Le t\u00e9lescope Hubble va \u00eatre progressivement mis \u00e0 la retraite\",\"datePublished\":\"2024-06-05T15:02:13+00:00\",\"dateModified\":\"2024-06-05T17:48:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite\"},\"wordCount\":445,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite#primaryimage\"},\"thumbnailUrl\":\"https:\/\/static.africa-press.net\/tchad\/sites\/41\/2024\/06\/sm_1717596985.364629.jpg\",\"keywords\":[\"Africa Press\",\"Africa Press-Tchad\",\"Tchad\"],\"articleSection\":[\"Divers\",\"Toutes les actualit\u00e9s\"],\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite\",\"url\":\"https:\/\/www.africa-press.net\/tchad\/toutes-les-actualites\/le-telescope-hubble-va-etre-progressivement-mis-a-la-retraite\",\"name\":\"Le t\u00e9lescope Hubble va \u00eatre progressivement mis \u00e0 la retraite - 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