{"id":853,"date":"2004-12-02T07:58:00","date_gmt":"2004-12-02T06:58:00","guid":{"rendered":"https:\/\/kids.esa.int\/olympus_and_artemis\/"},"modified":"2026-10-08T00:33:00","modified_gmt":"2026-10-07T22:33:00","slug":"olympus_and_artemis","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/el\/olympus_and_artemis\/","title":{"rendered":"\u039f\u03bb\u03cd\u03bc\u03c0\u03bf\u03c2 \u03ba\u03b1\u03b9 \u0386\u03c1\u03c4\u03b5\u03bc\u03b9\u03c2"},"content":{"rendered":"
\n

\u0397 ESA \u03b1\u03c3\u03c7\u03bf\u03bb\u03b5\u03af\u03c4\u03b1\u03b9 \u03bc\u03b5 \u03c4\u03b9\u03c2 \u03b4\u03bf\u03c1\u03c5\u03c6\u03bf\u03c1\u03b9\u03ba\u03ad\u03c2 \u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03af\u03b5\u03c2 \u03b1\u03c0\u03cc \u03c4\u03b7 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 1970. \u0389\u03b4\u03b7 \u03b1\u03c0\u03cc \u03c4\u03bf 1980, \u03bf \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf\u03c2 \u03b4\u03bf\u03ba\u03b9\u03bc\u03ce\u03bd \u00abOrbital Test Satellite\u00bb \u03c4\u03b7\u03c2 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03bd \u03b3\u03b9\u03b1 \u03b2\u03b9\u03bd\u03c4\u03b5\u03bf\u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9\u03c2 \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03bf\u03bc\u03ac\u03b4\u03c9\u03bd \u03c3\u03c4\u03b7 \u0393\u03b5\u03c1\u03bc\u03b1\u03bd\u03af\u03b1 \u03ba\u03b1\u03b9 \u03c4\u03bf \u0397\u03bd\u03c9\u03bc\u03ad\u03bd\u03bf \u0392\u03b1\u03c3\u03af\u03bb\u03b5\u03b9\u03bf. \u0395\u03c0\u03af\u03c3\u03b7\u03c2, \u03bc\u03b5\u03c4\u03ad\u03b4\u03c9\u03c3\u03b5 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ad\u03c2 \u03ba\u03bb\u03ae\u03c3\u03b5\u03b9\u03c2 \u03ad\u03ba\u03c4\u03b1\u03ba\u03c4\u03b7\u03c2 \u03b1\u03bd\u03ac\u03b3\u03ba\u03b7\u03c2, \u03cc\u03c4\u03b1\u03bd \u03bc\u03b9\u03b1 \u03c0\u03c5\u03c1\u03ba\u03b1\u03b3\u03b9\u03ac \u03ba\u03b1\u03c4\u03ad\u03c3\u03c4\u03c1\u03b5\u03c8\u03b5 \u03c4\u03bf \u03b5\u03c0\u03af\u03b3\u03b5\u03b9\u03bf \u03c3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1 \u03c3\u03c4\u03b7 \u039b\u03c5\u03ce\u03bd.<\/p>\n<\/div>\n

\u039b\u03af\u03b3\u03bf \u03b1\u03c1\u03b3\u03cc\u03c4\u03b5\u03c1\u03b1, \u03ad\u03bd\u03b1\u03c2 \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf\u03c2 \u03bc\u03b5 \u03c4\u03b7\u03bd \u03bf\u03bd\u03bf\u03bc\u03b1\u03c3\u03af\u03b1 Marecs \u03c3\u03b7\u03bc\u03b1\u03c4\u03bf\u03b4\u03cc\u03c4\u03b7\u03c3\u03b5 \u03bc\u03b9\u03b1 \u03c3\u03b7\u03bc\u03b1\u03bd\u03c4\u03b9\u03ba\u03ae \u03ba\u03b1\u03b9\u03bd\u03bf\u03c4\u03bf\u03bc\u03af\u03b1 \u03c3\u03c4\u03bf\u03bd \u03c4\u03bf\u03bc\u03ad\u03b1 \u03c4\u03c9\u03bd \u03ba\u03b9\u03bd\u03b7\u03c4\u03ce\u03bd \u03c4\u03b7\u03bb\u03b5\u03c0\u03b9\u03ba\u03bf\u03b9\u03bd\u03c9\u03bd\u03b9\u03ce\u03bd. \u0391\u03bd\u03c4\u03af \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03c4\u03b1 \u03b1\u03bd\u03b1\u03be\u03b9\u03cc\u03c0\u03b9\u03c3\u03c4\u03b1 \u03c1\u03b1\u03b4\u03b9\u03bf\u03c3\u03ae\u03bc\u03b1\u03c4\u03b1 \u03b2\u03c1\u03b1\u03c7\u03ad\u03c9\u03bd \u03ba\u03c5\u03bc\u03ac\u03c4\u03c9\u03bd, \u03bf\u03b9 \u03ac\u03bd\u03b8\u03c1\u03c9\u03c0\u03bf\u03b9 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b1\u03bd \u03c0\u03bb\u03ad\u03bf\u03bd \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03b4\u03bf\u03c1\u03c5\u03c6\u03bf\u03c1\u03b9\u03ba\u03ac \u03c4\u03b7\u03bb\u03ad\u03c6\u03c9\u03bd\u03b1 \u03b3\u03b9\u03b1 \u03bd\u03b1 \u03ba\u03b1\u03bb\u03bf\u03cd\u03bd \u03b1\u03c0\u03cc \u03c0\u03bb\u03bf\u03af\u03bf \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b7\u03bd \u03be\u03b7\u03c1\u03ac.<\/p>\n

\u03a3\u03c4\u03b1 \u03c4\u03ad\u03bb\u03b7 \u03c4\u03b7\u03c2 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1\u03c2 \u03c4\u03bf\u03c5 1980 \u03ba\u03b1\u03b9 \u03ba\u03b1\u03c4\u03ac \u03c4\u03b7 \u03b4\u03b5\u03ba\u03b1\u03b5\u03c4\u03af\u03b1 \u03c4\u03bf\u03c5 1990, \u03b5\u03ba\u03c4\u03bf\u03be\u03b5\u03cd\u03b8\u03b7\u03ba\u03b1\u03bd \u03c4\u03ad\u03c3\u03c3\u03b5\u03c1\u03b9\u03c2 \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf\u03b9 ECS. \u039f \u03ba\u03b1\u03b8\u03ad\u03bd\u03b1\u03c2 \u03b1\u03c0\u03cc \u03b1\u03c5\u03c4\u03bf\u03cd\u03c2 \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03c3\u03b5 \u03bd\u03b1 \u03b4\u03b9\u03b1\u03c7\u03b5\u03b9\u03c1\u03b9\u03c3\u03c4\u03b5\u03af 12.000 \u03c4\u03b7\u03bb\u03b5\u03c6\u03c9\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c3\u03c5\u03bd\u03b4\u03ad\u03c3\u03b5\u03b9\u03c2 \u03ba\u03b1\u03b9 10 \u03c4\u03b7\u03bb\u03b5\u03bf\u03c0\u03c4\u03b9\u03ba\u03ac \u03ba\u03b1\u03bd\u03ac\u03bb\u03b9\u03b1 \u03c3\u03b5 \u03bf\u03bb\u03cc\u03ba\u03bb\u03b7\u03c1\u03b7 \u03c4\u03b7\u03bd \u0395\u03c5\u03c1\u03ce\u03c0\u03b7.<\/p>\n

\u039f\u03b9 \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03b9\u03c2 \u03c3\u03c4\u03b7\u03bd \u03b1\u03c0\u03b5\u03c5\u03b8\u03b5\u03af\u03b1\u03c2 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03b1\u03c0\u03cc \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf \u03c0\u03c1\u03bf\u03c2 \u03c4\u03b9\u03c2 \u03ba\u03b5\u03c1\u03b1\u03af\u03b5\u03c2 \u03c3\u03c4\u03b9\u03c2 \u03c3\u03c4\u03ad\u03b3\u03b5\u03c2 \u03c3\u03b7\u03bc\u03b5\u03b9\u03ce\u03b8\u03b7\u03ba\u03b1\u03bd \u03bc\u03b5 \u03c4\u03bf\u03bd \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf \u00abOlympus\u00bb \u03c4\u03b7\u03c2 ESA \u03c4\u03bf 1989. \u039f \u00abOlympus\u00bb \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03bc\u03b5\u03c4\u03b1\u03c6\u03bf\u03c1\u03ac \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03bc\u03b5\u03c4\u03b1\u03be\u03cd \u03b4\u03cd\u03bf \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03c9\u03bd.<\/p>\n

\"Artemis\"
\u0386\u03c1\u03c4\u03b5\u03bc\u03b9\u03c2<\/figcaption><\/figure>\n

\u039f\u03b9 \u03c0\u03b9\u03bf \u03c0\u03c1\u03cc\u03c3\u03c6\u03b1\u03c4\u03b5\u03c2 \u03b5\u03be\u03b5\u03bb\u03af\u03be\u03b5\u03b9\u03c2 \u03c0\u03c1\u03bf\u03ad\u03c1\u03c7\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1\u03bd \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf \u03c0\u03bf\u03c5 \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03b5\u03c4\u03b1\u03b9 Artemis. \u03a3\u03c4\u03b9\u03c2 30 \u039d\u03bf\u03b5\u03bc\u03b2\u03c1\u03af\u03bf\u03c5 2001, \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03ae\u03b8\u03b7\u03ba\u03b5 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03c0\u03c1\u03ce\u03c4\u03b7 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03b5\u03b9\u03ba\u03cc\u03bd\u03c9\u03bd \u03bc\u03ad\u03c3\u03c9 \u03b1\u03ba\u03c4\u03af\u03bd\u03b1\u03c2 \u03bb\u03ad\u03b9\u03b6\u03b5\u03c1. \u03a4\u03ad\u03bb\u03b5\u03b9\u03b5\u03c2 \u03b5\u03b9\u03ba\u03cc\u03bd\u03b5\u03c2 \u03bc\u03b5\u03c4\u03b1\u03b4\u03cc\u03b8\u03b7\u03ba\u03b1\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd \u03b4\u03bf\u03c1\u03c5\u03c6\u03cc\u03c1\u03bf SPOT 4, \u03bf \u03bf\u03c0\u03bf\u03af\u03bf\u03c2 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 \u03c3\u03b5 \u03c4\u03c1\u03bf\u03c7\u03b9\u03ac \u03c3\u03c4\u03b1 832 \u03c7\u03bb\u03bc., \u03c0\u03c1\u03bf\u03c2 \u03c4\u03bf\u03bd Artemis, \u03c0\u03bf\u03c5 \u03b2\u03c1\u03af\u03c3\u03ba\u03b5\u03c4\u03b1\u03b9 31.000 \u03c7\u03bb\u03bc. \u03c0\u03ac\u03bd\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b7 \u0393\u03b7.<\/p>\n

\u03a3\u03ae\u03bc\u03b5\u03c1\u03b1, \u03c4\u03bf Artemis \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03b5\u03af\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7 \u03bc\u03b5\u03c4\u03ac\u03b4\u03bf\u03c3\u03b7 \u03b5\u03b9\u03ba\u03cc\u03bd\u03c9\u03bd \u03ba\u03b1\u03b9 \u03c4\u03b5\u03c1\u03ac\u03c3\u03c4\u03b9\u03c9\u03bd \u03c0\u03bf\u03c3\u03bf\u03c4\u03ae\u03c4\u03c9\u03bd \u03b4\u03b5\u03b4\u03bf\u03bc\u03ad\u03bd\u03c9\u03bd \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd Envisat \u03c3\u03c4\u03bf \u03ba\u03ad\u03bd\u03c4\u03c1\u03bf \u03c4\u03b7\u03c2 ESA \u03ba\u03bf\u03bd\u03c4\u03ac \u03c3\u03c4\u03b7 \u03a1\u03ce\u03bc\u03b7.<\/p>","protected":false},"excerpt":{"rendered":"

ESA has been working on satellite communications since the 1970s. As early as 1980, its Orbital Test Satellite was being used for video links between groups in Germany and the […]<\/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\/2000\/09\/artist_s_impression_of_olympus_in_orbit2\/17865897-3-eng-GB\/Artist_s_impression_of_Olympus_in_orbit.gif","esa_banner_description":"Artist's impression of Olympus in orbit","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2000\/09\/Artist_s_impression_of_Olympus_in_orbit2","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":[10,54,40],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-853","post","type-post","status-publish","format-standard","hentry","category-learn","category-space-technologies-on-earth","category-technology","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts\/853","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/comments?post=853"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts\/853\/revisions"}],"predecessor-version":[{"id":4708,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts\/853\/revisions\/4708"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/media?parent=853"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/categories?post=853"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/tags?post=853"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/panel?post=853"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/language?post=853"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/age?post=853"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/duration?post=853"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/resource_type?post=853"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/audience?post=853"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/wf_post_folders?post=853"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}