{"id":261,"date":"2019-12-03T13:07:32","date_gmt":"2019-12-03T12:07:32","guid":{"rendered":"https:\/\/kids.esa.int\/esa_s_cheops_satellite_will_measure_the_sizes_of_exoplanets\/"},"modified":"2026-10-08T00:26:09","modified_gmt":"2026-10-07T22:26:09","slug":"esa_s_cheops_satellite_will_measure_the_sizes_of_exoplanets","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/esa_s_cheops_satellite_will_measure_the_sizes_of_exoplanets\/","title":{"rendered":"Az ESA CHEOPS m\u0171holdja meg fogja m\u00e9rni az exoplan\u00e9t\u00e1k m\u00e9ret\u00e9t"},"content":{"rendered":"<div class=\"lede\">\n<p>N\u00e9zt\u00e9l m\u00e1r valaha fel az \u00e9jszakai \u00e9gboltra, \u00e9s t\u0171n\u0151dt\u00e9l azon, hogy vajon vannak-e m\u00e1s bolyg\u00f3k is odakint, a Naprendszer\u00fcnk\u00f6n t\u00fal? A csillag\u00e1szok r\u00e1j\u00f6ttek, hogy vannak! Ezeket naprendszeren k\u00edv\u00fcli bolyg\u00f3knak, r\u00f6viden exobolyg\u00f3knak nevezz\u00fck. Eddig t\u00f6bb ezer ilyen bolyg\u00f3t fedeztek fel, \u00e9s ez a sz\u00e1m csak tov\u00e1bb fog n\u00f6vekedni, ahogy folytatjuk a kutat\u00e1st.<\/p>\n<p>Nagyon neh\u00e9z val\u00f3di f\u00e9nyk\u00e9pet k\u00e9sz\u00edteni egy exoplan\u00e9t\u00e1r\u00f3l, mivel ezek olyan messze vannak. Ehelyett a csillag\u00e1szok k\u00fcl\u00f6nb\u00f6z\u0151 technik\u00e1kat alkalmaznak a felfedez\u00e9s\u00fckh\u00f6z, p\u00e9ld\u00e1ul figyelik, ahogy a csillagok az \u0171rben megremegnek a k\u00f6r\u00fcl\u00f6tt\u00fck kering\u0151 exoplan\u00e9t\u00e1k gravit\u00e1ci\u00f3ja miatt. Ez a m\u00f3dszer \u2013 m\u00e1s m\u00f3dszerekkel egy\u00fctt \u2013 nem csup\u00e1n seg\u00edt nek\u00fcnk ezeket a bolyg\u00f3kat megtal\u00e1lni, hanem lehet\u0151v\u00e9 teszi a csillag\u00e1szok sz\u00e1m\u00e1ra, hogy kisz\u00e1m\u00edts\u00e1k az exobolyg\u00f3k t\u00f6meg\u00e9t \u00e9s azt is, milyen t\u00e1vols\u00e1gban keringenek csillagaik k\u00f6r\u00fcl. Most egy olyan t\u00e1vcs\u0151re van sz\u00fcks\u00e9g\u00fcnk, amely kifejezetten arra specializ\u00e1l\u00f3dott, hogy megmondja nek\u00fcnk, mekkora az exobolyg\u00f3k m\u00e9rete. Itt j\u00f6n k\u00e9pbe a CHEOPS!<\/p>\n<\/div>\n<p>A 2019 december\u00e9ben ind\u00edtott CHEOPS \u2013 teljes nev\u00e9n CHaracterising ExOPlanet Satellite \u2013 az ESA egyik k\u00fcldet\u00e9se, amelynek c\u00e9lja, hogy seg\u00edtsen nek\u00fcnk t\u00f6bbet megtudni az exoplan\u00e9t\u00e1kr\u00f3l. A CHEOPS nem \u00faj exoplan\u00e9t\u00e1kat keres, hanem azokat fogja tanulm\u00e1nyozni, amelyeket m\u00e1r felfedezt\u00fcnk, \u00e9s amelyek t\u00f6meg\u00e9t m\u00e1r kisz\u00e1m\u00edtott\u00e1k.<\/p>\n<p>A CHEOPS rendelkezik egy fotom\u00e9ter nev\u0171, cs\u00facstechnol\u00f3gi\u00e1s \u00e9s rendk\u00edv\u00fcl \u00e9rz\u00e9keny m\u0171szerrel, amely a f\u00e9ny intenzit\u00e1s\u00e1t m\u00e9ri. Amikor egy exoplan\u00e9ta elhalad csillaga el\u0151tt, \u00e9s eltakarja annak egy r\u00e9sz\u00e9t, a CHEOPS megm\u00e9ri, mennyivel cs\u00f6kken a csillag f\u00e9nyess\u00e9ge. Ez lehet\u0151v\u00e9 teszi a misszi\u00f3 tud\u00f3sainak, hogy kisz\u00e1m\u00edts\u00e1k az exoplan\u00e9ta m\u00e9ret\u00e9t! Ha ezt az inform\u00e1ci\u00f3t a t\u00f6megre vonatkoz\u00f3 adatokkal kombin\u00e1ljuk, akkor kisz\u00e1m\u00edthat\u00f3v\u00e1 v\u00e1lik az exoplan\u00e9t\u00e1k s\u0171r\u0171s\u00e9ge. Ez pedig nyomra vezethet arra vonatkoz\u00f3an, hogy mib\u0151l \u00e1llnak a bolyg\u00f3k. Szikl\u00e1s vil\u00e1gok, vagy g\u00e1z\u00f3ri\u00e1sok? Lehet, hogy ak\u00e1r hatalmas \u00f3ce\u00e1njaik is vannak?<\/p>\n<figure class=\"wp-block-embed is-type-video\"><iframe src=\"https:\/\/www.youtube.com\/embed\/O9wm0IB3LMA\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\"><\/iframe><\/figure>\n<figure class=\"wp-block-image size-large\" data-width=\"2500\" data-credit=\"ESA\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2019\/02\/What_kind_of_planets_will_Cheops_study\" 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\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2019\/02\/what_kind_of_planets_will_cheops_study\/19220443-1-eng-GB\/What_kind_of_planets_will_Cheops_study.jpg\" alt=\"What kind of planets will Cheops study?\" \/><figcaption>Milyen bolyg\u00f3kat fog a Cheops vizsg\u00e1lni?<\/figcaption><\/figure>\n<p>Ezeknek az inform\u00e1ci\u00f3knak a seg\u00edts\u00e9g\u00e9vel a tud\u00f3sok \u00f6ssze\u00e1ll\u00edthatnak egy list\u00e1t azokr\u00f3l az exoplan\u00e9t\u00e1kr\u00f3l, amelyekn\u00e9l a legnagyobb a val\u00f3sz\u00edn\u0171s\u00e9ge, hogy l\u00e9gk\u00f6rrel rendelkeznek. Ezek kiv\u00e1l\u00f3 c\u00e9lpontok lesznek a j\u00f6v\u0151 csillag\u00e1szai sz\u00e1m\u00e1ra, akik m\u00e9g er\u0151sebb t\u00e1vcs\u00f6veket \u00e9s \u00e9rz\u00e9keny m\u0171szereket fogj\u00e1k haszn\u00e1lni e t\u00e1voli vil\u00e1gok tanulm\u00e1nyoz\u00e1s\u00e1hoz. Milyen titkokat fognak felfedezni, mik\u00f6zben a CHEOPS mutatja nekik az utat?<\/p>\n<p><i>\u00c9rdekes t\u00e9ny: a CHEOPS fotom\u00e9tere olyan \u00e9rz\u00e9keny, hogy viszonylag kis exoplan\u00e9t\u00e1kat is k\u00e9pes vizsg\u00e1lni <\/i>\u2013<i>\u00a0ak\u00e1r a Neptunusz m\u00e9ret\u00e9ig is! <\/i><\/p>\n<p><b>\u00a0<\/b><\/p>","protected":false},"excerpt":{"rendered":"<p>Have you ever looked up at the night sky and wondered if there are other planets out there, beyond our Solar System? Astronomers have discovered that there are! We call [&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\/03\/cheops_satellite7\/19318953-2-eng-GB\/Cheops_satellite.jpg","esa_banner_description":"The CHEOPS satellite being tested before launch. It is 1.5 metres long, and weighs 280kg. Copyright: ESA - S. Corvaja","esa_banner_credit":"ESA \u2013 S. Corvaja","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2019\/03\/Cheops_satellite7","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":[14,10,13],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-261","post","type-post","status-publish","format-standard","hentry","category-are-we-alone","category-learn","category-life-in-space"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/comments?post=261"}],"version-history":[{"count":6,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/261\/revisions"}],"predecessor-version":[{"id":4378,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/261\/revisions\/4378"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=261"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=261"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=261"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=261"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=261"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=261"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=261"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}