{"id":6579,"date":"2022-08-30T12:00:00","date_gmt":"2022-08-30T12:00:00","guid":{"rendered":"https:\/\/www.africa-press.net\/djibouti\/?p=6579"},"modified":"2022-08-29T16:47:23","modified_gmt":"2022-08-29T16:47:23","slug":"les-images-magnifiques-de-jupiter-prises-par-le-telescope-james-webb","status":"publish","type":"post","link":"https:\/\/www.africa-press.net\/djibouti\/toutes-les-actualites\/les-images-magnifiques-de-jupiter-prises-par-le-telescope-james-webb","title":{"rendered":"Les images magnifiques de Jupiter prises par le t\u00e9lescope James Webb"},"content":{"rendered":"<p><span style=\"color: #ff6600\"><strong>Africa-Press &#8211; Djibouti. <\/strong><\/span>La Nasa a d\u00e9voil\u00e9 des images incroyables prises par le t\u00e9lescope spatial James Webb. Deux clich\u00e9s de la plus grande plan\u00e8te du syst\u00e8me solaire ont \u00e9t\u00e9 partag\u00e9s. \u201cPlace au roi du syst\u00e8me solaire\u201d, a \u00e9crit l\u2019agence f\u00e9d\u00e9rale responsable de la majeure partie du programme spatial civil des \u00c9tats-Unis.<\/p>\n<p>Le t\u00e9lescope spatial James Webb a pris les photos en juillet. \u201cL\u2019observation du t\u00e9lescope James Webb en proche infrarouge permet d\u2019identifier les \u00e9missions aurorales au-dessus des p\u00f4les, les brumes de hautes altitudes et la r\u00e9flexion des nuages plus profonds\u201d, a indiqu\u00e9 le Laboratoire d\u2019\u00e9tudes spatiales et d\u2019instrumentation en astrophysique (LESIA), dans des propos relat\u00e9s par BFMTV.<\/p>\n<p>\u201cNous n\u2019avons jamais vu Jupiter comme \u00e7a. C\u2019est tout \u00e0 fait incroyable\u201d, a d\u00e9clar\u00e9 l\u2019astronome plan\u00e9taire Imke de Pater, de l\u2019Universit\u00e9 de Californie \u00e0 Berkeley, qui a contribu\u00e9 \u00e0 diriger les observations. \u201cNous ne nous attendions pas vraiment \u00e0 ce que les images soient aussi bonnes, pour \u00eatre honn\u00eate\u201d, a-t-elle ajout\u00e9 dans un communiqu\u00e9.<\/p>\n<p><b>Coloration artificielle<\/b><\/p>\n<p>Les images infrarouges ont \u00e9t\u00e9 color\u00e9es artificiellement pour faire ressortir les caract\u00e9ristiques, selon l\u2019\u00e9quipe de recherche am\u00e9ricano-fran\u00e7aise.<\/p>\n<p>Les aurores aux hautes latitudes, visibles aux p\u00f4les nord et sud de Jupiter, sont d\u00e9finies par des tons rouges. Toujours au niveau des p\u00f4les, les brouillards \u201ctourbillonnants\u201d sont repr\u00e9sent\u00e9s par des couleurs allant du vert au jaune. Enfin, le bleu caract\u00e9rise la lumi\u00e8re r\u00e9fl\u00e9chie par un nuage principal plus profond.<\/p>\n<p>La Grande Tache Rouge de Jupiter, le nom d\u2019une temp\u00eate assez grande pour engloutir la Terre, est visible en blanc, \u201ccar elle refl\u00e8te beaucoup de lumi\u00e8re du soleil\u201d, indique la Nasa.<\/p>\n<p><b>Un t\u00e9lescope de 10 milliards de dollars<\/b><\/p>\n<p>Bijou d\u2019ing\u00e9nierie d\u2019une valeur de 10 milliards de dollars, soit environ un peu plus de 10 milliards d\u2019euros, l\u2019une des missions principales du successeur du t\u00e9lescope spatial Hubble st l\u2019exploration des premiers \u00e2ges de l\u2019Univers. En astronomie, voir loin \u00e9quivaut \u00e0 remonter le temps, la lumi\u00e8re observ\u00e9e ayant voyag\u00e9 durant des milliards d\u2019ann\u00e9es avant de nous parvenir.<\/p>\n<p><strong>Pour plus d&rsquo;informations et d&rsquo;analyses sur la <a href=\"https:\/\/www.africa-press.net\/djibouti\">Djibouti<\/a>, suivez <a href=\"https:\/\/www.africa-press.net\/\">Africa-Press<\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Africa-Press &#8211; Djibouti. La Nasa a d\u00e9voil\u00e9 des images incroyables prises par le t\u00e9lescope spatial James Webb. Deux clich\u00e9s de la plus grande plan\u00e8te du syst\u00e8me solaire ont \u00e9t\u00e9 partag\u00e9s. \u201cPlace au roi du syst\u00e8me solaire\u201d, a \u00e9crit l\u2019agence f\u00e9d\u00e9rale responsable de la majeure partie du programme spatial civil des \u00c9tats-Unis. Le t\u00e9lescope spatial James [&hellip;]<\/p>\n","protected":false},"author":82,"featured_media":6578,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,11,10],"tags":[36,49,50],"class_list":["post-6579","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-divers","category-homepage-french","category-toutes-les-actualites","tag-africa-press","tag-africa-press-djibouti","tag-djibouti"],"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>Les images magnifiques de Jupiter prises par le t\u00e9lescope James Webb - Djibouti<\/title>\n<meta name=\"description\" content=\"La Nasa a d\u00e9voil\u00e9 des images incroyables prises par le t\u00e9lescope spatial James Webb. 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