{"id":834,"date":"2004-12-02T15:32:00","date_gmt":"2004-12-02T14:32:00","guid":{"rendered":"https:\/\/kids.esa.int\/building_a_spacecraft\/"},"modified":"2026-10-08T00:32:48","modified_gmt":"2026-10-07T22:32:48","slug":"building_a_spacecraft","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/sv\/building_a_spacecraft\/","title":{"rendered":"Att bygga ett rymdfarkost"},"content":{"rendered":"<div class=\"lede\">\n<p>Rymdfarkoster finns i m\u00e5nga olika former och storlekar. De utf\u00f6r m\u00e5nga olika uppgifter. Till skillnad fr\u00e5n bilar \u00e4r det s\u00e4llsynt att hitta mer \u00e4n tio satelliter som \u00e4r identiska. De flesta av dem \u00e4r unika exemplar, som alla har monterats noggrant f\u00f6r hand. Trots detta \u00e4r de alla konstruerade och byggda p\u00e5 samma s\u00e4tt.<\/p>\n<\/div>\n<p>En satellit best\u00e5r av tv\u00e5 huvuddelar: en plattform (eller buss) och en nyttolast (instrument eller experiment).<\/p>\n<p>Plattformen utg\u00f6rs av den grundl\u00e4ggande metallkonstruktionen. Den m\u00e5ste vara stark men samtidigt l\u00e4tt. Den omfattar det stommar som allt \u00e4r uppbyggt kring samt rymdfarkostens olika system \u2013 man\u00f6vreringsraketer, huvudmotor, br\u00e4nsletankar och str\u00f6mf\u00f6rs\u00f6rjning. Nyttolasten best\u00e5r av utrustning f\u00f6r kommunikation med marken samt kameror och andra vetenskapliga instrument.<\/p>\n<p>Satellitens delar tillverkas p\u00e5 m\u00e5nga olika platser. De skickas alla till ett centrum, d\u00e4r de monteras och testas i s\u00e4rskilda renrum. F\u00f6rst d\u00e4refter skickas rymdfarkosten till uppskjutningscentret.<\/p>\n<p>Eftersom det inte finns n\u00e5gra verkst\u00e4der i rymden har m\u00e5nga satelliter med sig egna \u2018reservdelar\u2019. Om ett haveri intr\u00e4ffar kan kontrollanterna p\u00e5 jorden beordra rymdfarkosten att byta till en reservkomponent.<\/p>","protected":false},"excerpt":{"rendered":"<p>Spacecraft come in many shapes and sizes. They perform many different jobs. Unlike cars, it is rare to find more than 10 satellites that are the same. Most of them [&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\/2001\/11\/building_blocks2\/17864824-3-eng-GB\/building_blocks.jpg","esa_banner_description":"","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2001\/11\/building_blocks2","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":[10,44,40],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-834","post","type-post","status-publish","format-standard","hentry","category-learn","category-spacecraft","category-technology","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/834","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/comments?post=834"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/834\/revisions"}],"predecessor-version":[{"id":1977,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/posts\/834\/revisions\/1977"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/media?parent=834"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/categories?post=834"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/tags?post=834"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/panel?post=834"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/language?post=834"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/age?post=834"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/duration?post=834"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/resource_type?post=834"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/audience?post=834"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/sv\/wp-json\/wp\/v2\/wf_post_folders?post=834"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}