{"id":216,"date":"2020-04-14T09:27:15","date_gmt":"2020-04-14T07:27:15","guid":{"rendered":"https:\/\/kids.esa.int\/what_is_an_exoplanet\/"},"modified":"2026-10-08T00:25:37","modified_gmt":"2026-10-07T22:25:37","slug":"what_is_an_exoplanet","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/el\/what_is_an_exoplanet\/","title":{"rendered":"\u03a4\u03b9 \u03b5\u03af\u03bd\u03b1\u03b9 \u03ad\u03bd\u03b1\u03c2 \u03b5\u03be\u03c9\u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b7\u03c2;"},"content":{"rendered":"<div class=\"lede\">\n<p>\u03a4\u03bf\u00a0<a href=\"https:\/\/www.esa.int\/kids\/en\/learn\/Our_Universe\/Planets_and_moons\/The_Solar_System_and_its_planets\" target=\"_blank\" rel=\"noopener\">\u0397\u03bb\u03b9\u03b1\u03ba\u03cc \u03a3\u03cd\u03c3\u03c4\u03b7\u03bc\u03b1<\/a>\u00a0\u03c0\u03b5\u03c1\u03b9\u03bb\u03b1\u03bc\u03b2\u03ac\u03bd\u03b5\u03b9 \u03bf\u03ba\u03c4\u03ce \u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2 \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03c4\u03bf \u03ac\u03c3\u03c4\u03c1\u03bf \u03c4\u03b7\u03c2 \u03c0\u03b5\u03c1\u03b9\u03bf\u03c7\u03ae\u03c2 \u03bc\u03b1\u03c2,\u00a0<a href=\"https:\/\/www.esa.int\/kids\/en\/learn\/Our_Universe\/The_Sun\/Our_nearest_star\" target=\"_blank\" rel=\"noopener\">\u03bf \u0389\u03bb\u03b9\u03bf\u03c2<\/a>. \u0393\u03bd\u03c9\u03c1\u03af\u03b6\u03b1\u03c4\u03b5 \u03cc\u03bc\u03c9\u03c2 \u03cc\u03c4\u03b9 \u03c5\u03c0\u03ac\u03c1\u03c7\u03bf\u03c5\u03bd \u03c0\u03ac\u03c1\u03b1 \u03c0\u03bf\u03bb\u03bb\u03bf\u03af \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03bf\u03b9 \u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2 \u03b5\u03ba\u03b5\u03af \u03ad\u03be\u03c9 \u03c3\u03c4\u03bf \u03b4\u03b9\u03ac\u03c3\u03c4\u03b7\u03bc\u03b1, \u03c0\u03bf\u03c5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03c4\u03bf\u03bd\u00a0<a href=\"https:\/\/www.esa.int\/kids\/en\/learn\/Our_Universe\/Stars_and_galaxies\/Stars\" target=\"_blank\" rel=\"noopener\">\u03b1\u03c3\u03c4\u03ad\u03c1\u03b9\u03b1<\/a>\u00a0\u03c0\u03bf\u03c5 \u03b2\u03bb\u03ad\u03c0\u03bf\u03c5\u03bc\u03b5 \u03c4\u03b7 \u03bd\u03cd\u03c7\u03c4\u03b1; \u0391\u03c5\u03c4\u03bf\u03af \u03bf\u03bd\u03bf\u03bc\u03ac\u03b6\u03bf\u03bd\u03c4\u03b1\u03b9 \u03b5\u03be\u03c9\u03b7\u03bb\u03b9\u03b1\u03ba\u03bf\u03af \u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2, \u03ae \u03b5\u03bd \u03c3\u03c5\u03bd\u03c4\u03bf\u03bc\u03af\u03b1 \u03b5\u03be\u03c9\u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2.<\/p>\n<p>\u0397 \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03b7 \u03b5\u03be\u03c9\u03c0\u03bb\u03b1\u03bd\u03b7\u03c4\u03ce\u03bd \u03b5\u03af\u03bd\u03b1\u03b9 \u03b5\u03be\u03b1\u03b9\u03c1\u03b5\u03c4\u03b9\u03ba\u03ac \u03b4\u03cd\u03c3\u03ba\u03bf\u03bb\u03b7. \u0392\u03c1\u03af\u03c3\u03ba\u03bf\u03bd\u03c4\u03b1\u03b9 \u03c4\u03cc\u03c3\u03bf \u03bc\u03b1\u03ba\u03c1\u03b9\u03ac \u03c0\u03bf\u03c5 \u03b4\u03b5\u03bd \u03bc\u03c0\u03bf\u03c1\u03bf\u03cd\u03bc\u03b5 \u03b1\u03c0\u03bb\u03ac \u03bd\u03b1 \u03ba\u03bf\u03b9\u03c4\u03ac\u03be\u03bf\u03c5\u03bc\u03b5 \u03bc\u03ad\u03c3\u03b1 \u03b1\u03c0\u03cc \u03ad\u03bd\u03b1 \u03c3\u03c5\u03bd\u03b7\u03b8\u03b9\u03c3\u03bc\u03ad\u03bd\u03bf \u03c4\u03b7\u03bb\u03b5\u03c3\u03ba\u03cc\u03c0\u03b9\u03bf \u03ba\u03b1\u03b9 \u03bd\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b4\u03bf\u03cd\u03bc\u03b5. \u0395\u03af\u03bd\u03b1\u03b9 \u03b5\u03c0\u03af\u03c3\u03b7\u03c2 \u03c0\u03bf\u03bb\u03cd \u03bc\u03b9\u03ba\u03c1\u03bf\u03af \u03ba\u03b1\u03b9 \u03b1\u03bc\u03c5\u03b4\u03c1\u03bf\u03af \u03c3\u03b5 \u03c3\u03cd\u03b3\u03ba\u03c1\u03b9\u03c3\u03b7 \u03bc\u03b5 \u03c4\u03b1 \u03ac\u03c3\u03c4\u03c1\u03b1 \u03b3\u03cd\u03c1\u03c9 \u03b1\u03c0\u03cc \u03c4\u03b1 \u03bf\u03c0\u03bf\u03af\u03b1 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c4\u03c1\u03ad\u03c6\u03bf\u03bd\u03c4\u03b1\u03b9. \u0391\u03c5\u03c4\u03cc \u03c3\u03b7\u03bc\u03b1\u03af\u03bd\u03b5\u03b9 \u03cc\u03c4\u03b9 \u03bf\u03b9 \u03b1\u03c3\u03c4\u03c1\u03bf\u03bd\u03cc\u03bc\u03bf\u03b9 \u03c0\u03bf\u03c5 \u03b1\u03bd\u03b1\u03b6\u03b7\u03c4\u03bf\u03cd\u03bd \u03b5\u03be\u03c9\u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2 \u03c0\u03c1\u03ad\u03c0\u03b5\u03b9 \u03bd\u03b1 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd \u03ba\u03ac\u03c0\u03bf\u03b9\u03b5\u03c2 \u03ad\u03be\u03c5\u03c0\u03bd\u03b5\u03c2 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2!<\/p>\n<\/div>\n<h2>\u03a0\u03b1\u03c1\u03b1\u03ba\u03bf\u03bb\u03bf\u03c5\u03b8\u03ae\u03c3\u03c4\u03b5 <\/h2>\n<p>\u0391\u03c2 \u03bc\u03ac\u03b8\u03bf\u03c5\u03bc\u03b5 \u03c0\u03b5\u03c1\u03b9\u03c3\u03c3\u03cc\u03c4\u03b5\u03c1\u03b1 \u03b3\u03b9\u03b1 \u03c4\u03bf\u03c5\u03c2 \u03b5\u03be\u03c9\u03c0\u03bb\u03b1\u03bd\u03ae\u03c4\u03b5\u03c2 \u03ba\u03b1\u03b9 \u03c4\u03b9\u03c2 \u03c4\u03b5\u03c7\u03bd\u03b9\u03ba\u03ad\u03c2 \u03c0\u03bf\u03c5 \u03c7\u03c1\u03b7\u03c3\u03b9\u03bc\u03bf\u03c0\u03bf\u03b9\u03bf\u03cd\u03bd\u03c4\u03b1\u03b9 \u03b3\u03b9\u03b1 \u03c4\u03b7\u03bd \u03b1\u03bd\u03b1\u03ba\u03ac\u03bb\u03c5\u03c8\u03ae \u03c4\u03bf\u03c5\u03c2:<\/p>\n<figure class=\"wp-block-embed is-type-video\"><iframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/WOD1hT0fhyw\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/figure>\n<h2>\u039a\u03bf\u03c5\u03af\u03b6<\/h2>\n<figure class=\"wp-block-embed is-type-video\"><iframe src=\"https:\/\/paxigames.esa.int\/Games\/Trivia\/trivia.html?lan=en&#038;topic=8\" height=\"900\" width=\"500\" scrolling=\"no \"allowfullscreen=\"true\" webkitallowfullscreen=\"true\" mozallowfullscreen=\"true\" ><\/iframe><\/figure>\n<h2>\u039a\u03ac\u03bd\u03b5 <\/h2>\n<p>\u0394\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03c4\u03b5 \u03ad\u03bd\u03b1\u00a0<a href=\"http:\/\/www.esa.int\/kids\/en\/things_to_do\/Build_your_own\/Build_your_own_Cheops_spacecraft\" target=\"_blank\" rel=\"noopener\">\u039c\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf \u03c4\u03bf\u03c5 \u03a7\u03ad\u03bf\u03c0\u03b1<\/a><\/p>\n<p>\u0394\u03b7\u03bc\u03b9\u03bf\u03c5\u03c1\u03b3\u03ae\u03c3\u03c4\u03b5 \u03ad\u03bd\u03b1\u00a0<a href=\"http:\/\/www.esa.int\/kids\/en\/things_to_do\/Build_your_own\/Build_your_own_Gaia_spacecraft\" target=\"_blank\" rel=\"noopener\">\u039c\u03bf\u03bd\u03c4\u03ad\u03bb\u03bf \u0393\u03b1\u03af\u03b1\u03c2<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>The\u00a0Solar System\u00a0contains eight planets orbiting our local star,\u00a0the Sun. But did you know that there are many, many more planets out there in space, orbiting the\u00a0stars\u00a0we see at night? These [&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\/2019\/12\/paxi_explores_exoplanets\/21515859-1-eng-GB\/Paxi_explores_exoplanets.gif","esa_banner_description":"","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2019\/12\/Paxi_explores_exoplanets","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":[10,36],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-216","post","type-post","status-publish","format-standard","hentry","category-learn","category-lessons","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts\/216","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=216"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts\/216\/revisions"}],"predecessor-version":[{"id":1359,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/posts\/216\/revisions\/1359"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/media?parent=216"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/categories?post=216"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/tags?post=216"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/panel?post=216"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/language?post=216"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/age?post=216"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/duration?post=216"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/resource_type?post=216"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/audience?post=216"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/el\/wp-json\/wp\/v2\/wf_post_folders?post=216"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}