{"id":1040,"date":"2010-07-07T15:13:00","date_gmt":"2010-07-07T13:13:00","guid":{"rendered":"https:\/\/kids.esa.int\/navigation\/"},"modified":"2026-10-08T00:35:12","modified_gmt":"2026-10-07T22:35:12","slug":"navigation","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/fr\/navigation\/","title":{"rendered":"La navigation"},"content":{"rendered":"<div class=\"lede\">\n<p>Disposer d\u2019excellents syst\u00e8mes de navigation par satellite (comme ceux qui indiquent la route \u00e0 suivre dans les voitures) a permis d\u2019am\u00e9liorer nettement la qualit\u00e9 de vie, et ce, sur de nombreux plans. Ces syst\u00e8mes permettent, en effet, de contr\u00f4ler le trafic a\u00e9rien ou encore le transport maritime et routier. Les satellites sont, par ailleurs, utiles aux \u00e9quipes de secouristes et ont am\u00e9lior\u00e9 notre capacit\u00e9 de g\u00e9rer les catastrophes naturelles comme les tremblements de terre et les inondations.<\/p>\n<\/div>\n<figure class=\"wp-block-image size-large\" data-width=\"2854\" data-credit=\"ESA -J.Huart\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2001\/11\/Galileo2\" 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\/2001\/11\/galileo2\/17863715-3-eng-GB\/Galileo.jpg\" alt=\"Galileo\"><figcaption>Galil\u00e9e<\/figcaption><\/figure>\n<p>Jusqu\u2019\u00e0 aujourd\u2019hui, l\u2019Europe devait utiliser le syst\u00e8me GPS r\u00e9alis\u00e9 par l\u2019Arm\u00e9e am\u00e9ricaine pour la navigation par satellite. Un nouveau syst\u00e8me, Galileo, est actuellement mis en place : ce sera le premier syst\u00e8me de navigation par satellite europ\u00e9en.<\/p>\n<p>Galileo sera particuli\u00e8rement important pour le transport terrestre, a\u00e9rien et maritime. Il en am\u00e9liorera le fonctionnement, la s\u00e9curit\u00e9 et le confort. Nous pourrons commencer \u00e0 utiliser Galileo en 2013, date \u00e0 laquelle les 28 satellites du programme orbiteront \u00e0 23 000 km \u00e0 peine au-dessus de nos t\u00eates.<\/p>","protected":false},"excerpt":{"rendered":"<p>Having very good satellite navigation systems (like the ones used in cars to show directions) has helped to make our daily lives better in many ways. They are used to [&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\/2008\/03\/avec_galileo_la_navigation_par_satellites_fera_davantage_partie_de_la_vie_quotidienne2\/17869339-2-eng-GB\/Avec_Galileo_la_navigation_par_satellites_fera_davantage_partie_de_la_vie_quotidienne.jpg","esa_banner_description":"","esa_banner_credit":"SiGe","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2008\/03\/Avec_Galileo_la_navigation_par_satellites_fera_davantage_partie_de_la_vie_quotidienne2","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":[10],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1040","post","type-post","status-publish","format-standard","hentry","category-learn","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts\/1040","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=1040"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts\/1040\/revisions"}],"predecessor-version":[{"id":4812,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/posts\/1040\/revisions\/4812"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/media?parent=1040"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/categories?post=1040"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/tags?post=1040"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/panel?post=1040"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/language?post=1040"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/age?post=1040"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/duration?post=1040"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/resource_type?post=1040"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/audience?post=1040"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/fr\/wp-json\/wp\/v2\/wf_post_folders?post=1040"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}