{"id":14069,"date":"2024-09-29T09:22:29","date_gmt":"2024-09-29T07:22:29","guid":{"rendered":"https:\/\/reperes-astro.fr\/?p=14069"},"modified":"2025-01-31T19:06:32","modified_gmt":"2025-01-31T18:06:32","slug":"actualites-du-ciel-et-de-lespace-octobre-2024","status":"publish","type":"post","link":"https:\/\/reperes-astro.fr\/actualites-du-ciel-et-de-lespace-octobre-2024\/","title":{"rendered":"Actualit\u00e9s du Ciel et de l&rsquo;Espace : Octobre 2024"},"content":{"rendered":"\n<p>Retrouvez dans cet articles non pas toutes les actualit\u00e9s mais quelques faits marquants du ciel et de l&rsquo;espace en Octobre 2024.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>MISSION EUCLID : LE PREMIER SEGMENT DE SA CARTE DE L&rsquo;UNIVERS REVELE :<\/strong><\/h2>\n\n\n\n<p>Lors du congr\u00e8s international d\u2019astronautique de Milan, qui s&rsquo;est d\u00e9roul\u00e9 du 14 au 18 octobre 2024, l\u2019ESA a r\u00e9v\u00e9l\u00e9 le 15 octobre le tout premier morceau de la grande carte de l\u2019Univers r\u00e9alis\u00e9 par la sonde spatiale Euclid.<\/p>\n\n\n\n<p class=\"has-text-align-center\">La suite sur Sciences et Avenir, <a href=\"https:\/\/www.sciencesetavenir.fr\/espace\/astrophysique\/mission-euclid-le-premier-segment-de-sa-carte-de-l-univers-revele_181554#xtor=EPR-2-[SEADerMin]-20241016\" target=\"_blank\" rel=\"noreferrer noopener\">ici<\/a> et aussi <a href=\"https:\/\/www.sciencesetavenir.fr\/espace\/univers\/mission-euclid-les-dessous-d-une-image-qui-lance-la-cartographie-ultra-precise-de-l-univers_181829?at_medium=email&amp;at_emailtype=retention&amp;at_campaign=SEA_NL_Recap&amp;at_creation=Recap_SEA&amp;at_send_date=20241103&amp;at_link=&amp;at_recipient_id=&amp;at_recipient_list=Recap_Actito_Targeting&amp;_ope=eyJndWlkIjoiYzQ4NGI2N2I1MjExZGU1MjI4OTEwZDY2ZmEzYjNhNmMifQ%3D%3D\" target=\"_blank\" rel=\"noreferrer noopener\">l\u00e0<\/a>.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>LE 7 OCTOBRE LA SONDE HERA VA PARTIR VERS L&rsquo;ASTEROIDE DIMORPHOS POUR VALIDER LA STRATEGIE DE L&rsquo;IMPACT :<\/strong><\/h2>\n\n\n\n<p>La sonde de l\u2019Agence spatiale europ\u00e9enne Hera doit d\u00e9coller \u00e0 partir du 7 octobre 2024 en direction de l\u2019ast\u00e9ro\u00efde Dimorphos, d\u00e9vi\u00e9 par un choc d\u00e9lib\u00e9r\u00e9 que lui a dispens\u00e9 la mission DART en 2022. Il est alors temps pour Hera d\u2019aller inspecter la sc\u00e8ne\u2026 Afin de valider cette strat\u00e9gie de d\u00e9fense plan\u00e9taire.<\/p>\n\n\n\n<p class=\"has-text-align-center\">Lire l&rsquo;article sur <a href=\"https:\/\/www.cieletespace.fr\/actualites\/hera-prete-a-partir-vers-l-asteroide-dimorphos-pour-valider-la-strategie-de-l-impact\" target=\"_blank\" rel=\"noreferrer noopener\">Ciel et Espace<\/a><\/p>\n\n\n\n<p>Comme pr\u00e9vu initialement, la sonde HERA a enfin pris son envol ce Lundi 7 Octobre \u00e0 16h52 (heure fran\u00e7aise) \u00e0 bord du lanceur Falcon 9 de SpaceX.<\/p>\n\n\n\n<p class=\"has-text-align-center\">Lire l&rsquo;article sur <a href=\"https:\/\/www.sciencesetavenir.fr\/espace\/univers\/en-direct-la-sonde-hera-en-route-pour-etudier-un-asteroide-devie-par-la-nasa_181362?actId=%7EaiwqXEQJ7hEB5im-55pY0W1idtCFCdlWQ3Ts8Z-sHWRkzVZOJCcdUSVQXfcOv7hkFwnYXNCrrCypfSrQMl7qJkcJFo09pTpFlq1ToENwuHG2heKmjM83tLw%3D%3D&amp;actCampaignType=CAMPAIGN_MAIL&amp;actSource=507644#xtor=EPR-2-[SEADerMin]-20241007\">Sciences et Avenir<\/a>.<\/p>\n\n\n\n<p class=\"has-text-align-center\">Revivez le lancement sur <a href=\"https:\/\/www.youtube.com\/watch?v=C-r36P6_c1U\" target=\"_blank\" rel=\"noreferrer noopener\">YouTube<\/a> (<strong>Stardust &#8211; La Cha\u00eene Air &amp; Espace<\/strong>).<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>DERNIERES NOUVELLES DES SONDES VOYAGER :<\/strong><\/h2>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/Sonde-Voyager-e1728148022474.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"787\" height=\"963\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/Sonde-Voyager-e1728148022474.jpg\" alt=\"\" class=\"wp-image-14198\" style=\"object-fit:cover\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/Sonde-Voyager-e1728148022474.jpg 787w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/Sonde-Voyager-e1728148022474-245x300.jpg 245w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/Sonde-Voyager-e1728148022474-768x940.jpg 768w\" sizes=\"auto, (max-width: 787px) 100vw, 787px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p class=\"has-text-align-right\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/sondes-voyeger.pdf\" class=\"wp-block-file__button wp-element-button\" download=\"\">T\u00e9l\u00e9charger<\/a><\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>UNE DEUXIEME LUNE POUR LA TERRE<\/strong> :<\/h2>\n\n\n\n<p>Entre fin septembre et fin novembre 2024, un ast\u00e9ro\u00efde de 10 m\u00e8tres de long va flirter avec notre plan\u00e8te avant de s&rsquo;\u00e9loigner \u00e0 nouveau. Cette \u00ab\u00a0mini lune\u00a0\u00bb a \u00e9t\u00e9 d\u00e9tect\u00e9e gr\u00e2ce au&nbsp;syst\u00e8me d&rsquo;alerte d&rsquo;impact terrestre d&rsquo;ast\u00e9ro\u00efdes Atlas.<\/p>\n\n\n\n<p class=\"has-text-align-center\">Lire l&rsquo;article de <a href=\"https:\/\/www.sciencesetavenir.fr\/espace\/systeme-solaire\/la-terre-va-avoir-une-deuxieme-lune-pendant-quelques-semaines_181150?context=newsletter&amp;at_medium=email&amp;at_emailtype=retention&amp;at_campaign=SEA_NL_Essentiel&amp;at_creation=Essentiel_SEA&amp;at_send_date=20240927&amp;at_link=&amp;at_recipient_id=&amp;at_recipient_list=Essentiel_Actito_Targeting&amp;_ope=eyJndWlkIjoiYzQ4NGI2N2I1MjExZGU1MjI4OTEwZDY2ZmEzYjNhNmMifQ%3D%3D\" target=\"_blank\" rel=\"noreferrer noopener\">Sciences et Avenir<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>UNE GALAXIE PAS COMME LES AUTRES<\/strong> :<\/h2>\n\n\n\n<p>Dans le lot de galaxies photographi\u00e9es par le t\u00e9lescope spatial James Webb, l\u2019une d\u2019elles trahit la pr\u00e9sence de jeunes \u00e9toiles chaudes et massives. C&rsquo;est donc une observation utile \u00e0 deux \u00e9gards : pr\u00e9ciser la fa\u00e7on dont l\u2019Univers cr\u00e9e des \u00e9toiles, et servir de chainon manquant dans l\u2019\u00e9volution des galaxies.<\/p>\n\n\n\n<p class=\"has-text-align-center\">A lire sur <a href=\"https:\/\/www.cieletespace.fr\/actualites\/le-telescope-jwst-observe-une-ancienne-galaxie-pas-comme-les-autres\">Ciel et Espace<\/a>.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/jwst_9422_700pix-66f5.jpeg\"><img loading=\"lazy\" decoding=\"async\" width=\"996\" height=\"700\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/jwst_9422_700pix-66f5.jpeg\" alt=\"actualit\u00e9s ciel et espace octobre james webb\" class=\"wp-image-14071\" style=\"width:630px\" srcset=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/jwst_9422_700pix-66f5.jpeg 996w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/jwst_9422_700pix-66f5-300x211.jpeg 300w, https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/uploads\/2024\/09\/jwst_9422_700pix-66f5-768x540.jpeg 768w\" sizes=\"auto, (max-width: 996px) 100vw, 996px\" \/><\/a><\/figure>\n<\/div>\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\" id=\"com\u00e8te\"><strong>OCTOBRE<\/strong> <strong>2024, LE MOIS DE LA COM\u00c8TE !<\/strong><\/h2>\n\n\n\n<p>La com\u00e8te<strong> Tsuchinshan-Atlas<\/strong> (<strong>C\/2023&nbsp;A3<\/strong>) sera certainement la star incontest\u00e9e de ce mois d&rsquo;Octobre. Quand et aussi comment l&rsquo;observer ? Les chroniqueurs sp\u00e9cialistes du ciel Cyril Birnbaum et S\u00e9bastien Fontaine vous disent tout ! Au programme aussi de cette \u00e9mission : la Lune en tr\u00e8s fin croissant, Titan, Saturne, et Mars.<\/p>\n\n\n\n<p class=\"has-text-align-center\">En podcast sur <a href=\"https:\/\/www.cieletespace.fr\/actualites\/podcast-octobre-2024-le-mois-de-la-comete\">Ciel et Espace<\/a>.<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><\/div>\n<\/div>\n\n\n\n<p>Plus d&rsquo;actualit\u00e9s du ciel et de l&rsquo;espace sur <a href=\"https:\/\/www.sciencesetavenir.fr\/espace\/\">Sciences et Avenir<\/a> ou bien <a href=\"https:\/\/www.cieletespace.fr\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ciel et Espace<\/a>.<\/p>\n\n\n\n<p><\/p>\n<div class=\"pvc_clear\"><\/div><p id=\"pvc_stats_14069\" class=\"pvc_stats all  \" data-element-id=\"14069\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p><div class=\"pvc_clear\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Retrouvez dans cet articles non pas toutes les actualit\u00e9s mais quelques faits marquants du ciel et de l&rsquo;espace en Octobre 2024.&#46;&#46;&#46;<\/p>\n<div class=\"pvc_clear\"><\/div>\n<p id=\"pvc_stats_14069\" class=\"pvc_stats all  \" data-element-id=\"14069\" style=\"\"><i class=\"pvc-stats-icon medium\" aria-hidden=\"true\"><svg aria-hidden=\"true\" focusable=\"false\" data-prefix=\"far\" data-icon=\"chart-bar\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 512 512\" class=\"svg-inline--fa fa-chart-bar fa-w-16 fa-2x\"><path fill=\"currentColor\" d=\"M396.8 352h22.4c6.4 0 12.8-6.4 12.8-12.8V108.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v230.4c0 6.4 6.4 12.8 12.8 12.8zm-192 0h22.4c6.4 0 12.8-6.4 12.8-12.8V140.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v198.4c0 6.4 6.4 12.8 12.8 12.8zm96 0h22.4c6.4 0 12.8-6.4 12.8-12.8V204.8c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v134.4c0 6.4 6.4 12.8 12.8 12.8zM496 400H48V80c0-8.84-7.16-16-16-16H16C7.16 64 0 71.16 0 80v336c0 17.67 14.33 32 32 32h464c8.84 0 16-7.16 16-16v-16c0-8.84-7.16-16-16-16zm-387.2-48h22.4c6.4 0 12.8-6.4 12.8-12.8v-70.4c0-6.4-6.4-12.8-12.8-12.8h-22.4c-6.4 0-12.8 6.4-12.8 12.8v70.4c0 6.4 6.4 12.8 12.8 12.8z\" class=\"\"><\/path><\/svg><\/i> <img loading=\"lazy\" decoding=\"async\" width=\"16\" height=\"16\" alt=\"Loading\" src=\"https:\/\/reperes-astro.fr\/%77%70%2d%63%6f%6e%74%65%6e%74\/plugins\/page-views-count\/ajax-loader-2x.gif\" border=0 \/><\/p>\n<div class=\"pvc_clear\"><\/div>\n","protected":false},"author":2,"featured_media":14071,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63],"tags":[],"class_list":["post-14069","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-espace"],"yoast_head":"<title>Actualit\u00e9s du Ciel et de l&#039;Espace : Octobre 2024 - 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