{"id":467,"date":"2016-10-21T10:08:00","date_gmt":"2016-10-21T08:08:00","guid":{"rendered":"https:\/\/kids.esa.int\/exomars_arrives_at_the_red_planet\/"},"modified":"2026-10-08T00:28:33","modified_gmt":"2026-10-07T22:28:33","slug":"exomars_arrives_at_the_red_planet","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/fr\/exomars_arrives_at_the_red_planet\/","title":{"rendered":"Arriv\u00e9e d\u2019ExoMars sur la Plan\u00e8te rouge"},"content":{"rendered":"<div class=\"lede\">\n<p>ExoMars a atteint la plan\u00e8te Mars ! Cette mission historique comporte deux \u00e9l\u00e9ments distincts : la sonde spatiale Trace Gas Orbiter (TGO) et l\u2019atterrisseur robotique Schiaparelli.<\/p>\n<\/div>\n<p>TGO a fait fonctionner ses propulseurs avec succ\u00e8s pendant environ deux heures afin de ralentir sa vitesse et de changer sa direction. Cette man\u0153uvre \u00e9tait n\u00e9cessaire pour que l\u2019engin spatial puisse adapter sa trajectoire afin de rejoindre l\u2019orbite de Mars. Tout s\u2019est pass\u00e9 comme pr\u00e9vu ! La sonde spatiale TGO va d\u00e9sormais exploiter la friction de l\u2019atmosph\u00e8re martienne pendant environ une ann\u00e9e afin d\u2019ajuster son orbite avec un maximum de pr\u00e9cision. Son programme de recherche sur les gaz martiens pourra ensuite commencer !<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"ESA\/ATG medialab\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2016\/10\/This_picture_shows_what_Schiaparelli_would_have_looked_like_with_its_parachute_out\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2016\/10\/this_picture_shows_what_schiaparelli_would_have_looked_like_with_its_parachute_out\/17878811-2-eng-GB\/This_picture_shows_what_Schiaparelli_would_have_looked_like_with_its_parachute_out.jpg\" alt=\"This picture shows what Schiaparelli would have looked like with its parachute out\"><figcaption>Cette image montre \u00e0 quoi aurait ressembl\u00e9 Schiaparelli avec son parachute d\u00e9ploy\u00e9<\/figcaption><\/figure>\n<p>De son c\u00f4t\u00e9, Schiaparelli a v\u00e9cu un voyage tr\u00e8s mouvement\u00e9 jusqu\u2019\u00e0 la surface de Mars. Nous ne savons pas encore si le module d\u2019atterrissage s\u2019est pos\u00e9 avec succ\u00e8s ou s\u2019il a percut\u00e9 le sol. Pendant sa descente de six minutes, Schiaparelli nous a transmis plusieurs signaux radio. Ces donn\u00e9es sont en cours d\u2019analyse par les scientifiques de la mission afin de comprendre ce qui s\u2019est produit.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"1920\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2016\/10\/The_ExoMars_mission_control_team\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2016\/10\/the_exomars_mission_control_team\/17898606-2-eng-GB\/The_ExoMars_mission_control_team.jpg\" alt=\"The ExoMars mission control team\"><figcaption>L'\u00e9quipe de contr\u00f4le de la mission ExoMars<\/figcaption><\/figure>\n<p>Les principales \u00e9tapes du programme, comme la descente dans l\u2019atmosph\u00e8re martienne, l\u2019\u00e9jection du bouclier thermique et le d\u00e9ploiement du parachute, se sont vraisemblablement bien pass\u00e9es. Malheureusement, les signaux radio ont ensuite cess\u00e9, quelques instants avant que Schiaparelli ne doive se poser \u00e0 la surface de Mars. \u00c0 l\u2019heure actuelle, les derniers instants du voyage de Schiaparelli restent un myst\u00e8re. Les scientifiques et les ing\u00e9nieurs de l\u2019ESA r\u00e9coltent actuellement des donn\u00e9es compl\u00e9mentaires afin d\u2019en savoir plus.<\/p>\n<p>Schiaparelli a \u00e9t\u00e9 con\u00e7u pour tester de nouvelles technologies d\u2019atterrissage sur Mars. M\u00eame si tout ne s\u2019est pas pass\u00e9 comme pr\u00e9vu, les donn\u00e9es renvoy\u00e9es aux scientifiques de la mission devraient permettre \u00e0 l\u2019ESA de perfectionner ses prochains modules d\u2019atterrissage !<\/p>\n<p><b>Fait int\u00e9ressant :<\/b> Le Trace Gas Orbiter est la deuxi\u00e8me sonde de l'ESA en orbite autour de Mars. Elle rejoint Mars Express, qui y est depuis 13 ans !<\/p>","protected":false},"excerpt":{"rendered":"<p>ExoMars has reached the planet Mars! There are two parts to the ExoMars mission: a probe called the Trace Gas Orbiter, and a robotic lander called Schiaparelli. The Trace Gas [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2016\/10\/this_picture_shows_what_the_trace_gas_orbiter_will_look_like_when_its_thrusters_are_firing_moving_it_into_orbit_around_mars\/17875814-2-eng-GB\/This_picture_shows_what_the_Trace_Gas_Orbiter_will_look_like_when_its_thrusters_are_firing_moving_it_into_orbit_around_Mars.jpg","esa_banner_description":"This picture shows what the Trace Gas Orbiter will look like when its thrusters are firing, moving it into orbit around Mars","esa_banner_credit":"ESA\/ATG medialab","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2016\/10\/This_picture_shows_what_the_Trace_Gas_Orbiter_will_look_like_when_its_thrusters_are_firing_moving_it_into_orbit_around_Mars","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[26],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-467","post","type-post","status-publish","format-standard","hentry","category-news"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts\/467","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/comments?post=467"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts\/467\/revisions"}],"predecessor-version":[{"id":4499,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts\/467\/revisions\/4499"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/media?parent=467"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/categories?post=467"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/tags?post=467"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/panel?post=467"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/language?post=467"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/age?post=467"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/duration?post=467"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/resource_type?post=467"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/audience?post=467"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/wf_post_folders?post=467"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}