{"id":1092,"date":"2009-04-06T09:32:00","date_gmt":"2009-04-06T07:32:00","guid":{"rendered":"https:\/\/kids.esa.int\/esa_s_space_observatories_to_explore_the_early_universe\/"},"modified":"2026-10-08T00:35:56","modified_gmt":"2026-10-07T22:35:56","slug":"esa_s_space_observatories_to_explore_the_early_universe","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/esa_s_space_observatories_to_explore_the_early_universe\/","title":{"rendered":"Az ESA \u0171robszervat\u00f3riumai a korai univerzum felt\u00e1r\u00e1s\u00e1ra"},"content":{"rendered":"<div class=\"lede\">\n<p>A vil\u00e1g minden t\u00e1j\u00e1n a csillag\u00e1szok izgatottan v\u00e1rj\u00e1k az Ariane 5 rak\u00e9ta ind\u00edt\u00e1s\u00e1t, amely k\u00e9t \u00fatt\u00f6r\u0151 ESA-m\u0171holdat sz\u00e1ll\u00edt, melyeket h\u00edres eur\u00f3pai tud\u00f3sokr\u00f3l neveztek el: a Planck \u00e9s a Herschel. Mint a 21. sz\u00e1zadi id\u0151g\u00e9pek, ezek a legkorszer\u0171bb \u0171robszervat\u00f3riumok visszatekintnek az id\u0151be, seg\u00edtve a tud\u00f3sokat abban, hogy felt\u00e1rj\u00e1k a csillagok, a galaxisok \u00e9s maga az univerzum keletkez\u00e9s\u00e9nek titkait.<\/p>\n<\/div>\n<p>A Herschel lesz a valaha az \u0171rbe ind\u00edtott legnagyobb t\u00e1vcs\u0151. K\u00f6z\u00e9ppontj\u00e1ban egy 3,5 m\u00e9ter \u00e1tm\u00e9r\u0151j\u0171 f\u0151t\u00fck\u00f6r \u00e1ll \u2013 amely j\u00f3val nagyobb, de k\u00f6nnyebb, mint a Hubble \u0170rt\u00e1vcs\u0151ben haszn\u00e1lt t\u00fck\u00f6r. A 3,4 tonn\u00e1s obszervat\u00f3riumot egy n\u00e9met-brit csillag\u00e1szr\u00f3l, William Herschelr\u0151l nevezt\u00e9k el, aki 1800-ban t\u00f6rt\u00e9nelmet \u00edrt azzal, hogy felfedezte a l\u00e1thatatlan infrav\u00f6r\u00f6s f\u00e9nyt (amelyet h\u0151k\u00e9nt \u00e9rz\u00e9kel\u00fcnk). A modern Herschel h\u00e1rom m\u0171szere legal\u00e1bb h\u00e1rom \u00e9ven \u00e1t fogja vizsg\u00e1lni a hideg porfelh\u0151ket, ahol a csillagok sz\u00fcletnek, valamint a t\u00e1voli galaxisokat, amelyek er\u0151sen ragyognak az infrav\u00f6r\u00f6s tartom\u00e1nyban.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"2068\" data-credit=\"ESA\/Thales\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2009\/03\/Planck_telescope2\" 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\/2009\/03\/planck_telescope2\/17872743-2-eng-GB\/Planck_telescope.jpg\" alt=\"Planck telescope\"><figcaption>Planck-teleszk\u00f3p<\/figcaption><\/figure>\n<p>A Herschel mellett egy olyan m\u0171hold is p\u00e1ly\u00e1ra \u00e1ll, amelyet arra terveztek, hogy visszatekintsen az id\u0151 kezdet\u00e9re. A n\u00e9met fizikus, Max Planck tisztelet\u00e9re elnevezett, 1 900 kg-os \u0171reszk\u00f6z az Univerzum nagy bumm sor\u00e1n t\u00f6rt\u00e9nt sz\u00fclet\u00e9se ut\u00e1n visszamaradt halv\u00e1ny visszhangokat fogja vizsg\u00e1lni. Ezek a visszhangok n\u00e9h\u00e1ny millimilliomod fokos h\u0151m\u00e9rs\u00e9klet-ingadoz\u00e1sk\u00e9nt jelentkeznek. Ezen l\u00e1thatatlan mikrohull\u00e1m\u00fa sug\u00e1rz\u00e1s \u00e9szlel\u00e9s\u00e9hez \u00e9s felt\u00e9rk\u00e9pez\u00e9s\u00e9hez a Planck k\u00e9t detektor\u00e1t -273 Celsius-fokra kell leh\u0171teni. K\u00f6r\u00fclbel\u00fcl 15 h\u00f3napos id\u0151szak alatt az obszervat\u00f3rium 1,5 m\u00e9teres f\u0151t\u00fckre fogja \u00f6sszegy\u0171jteni azt a rendk\u00edv\u00fcl halv\u00e1ny sug\u00e1rz\u00e1st, amely mintegy 14 milli\u00e1rd \u00e9vvel ezel\u0151tt indult \u00fatj\u00e1ra a F\u00f6ld fel\u00e9.<\/p>","protected":false},"excerpt":{"rendered":"<p>Astronomers around the world are eagerly awaiting the launch of an Ariane 5 rocket carrying two groundbreaking ESA satellites named after famous European scientists: Planck and Herschel. Like 21st century [&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\/2009\/03\/artist_concept_of_the_herschel_spacecraft2\/17878959-2-eng-GB\/Artist_concept_of_the_Herschel_spacecraft.jpg","esa_banner_description":"Artist concept of the Herschel spacecraft","esa_banner_credit":"ESA \u2013 D. Ducros, 2009","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2009\/03\/Artist_concept_of_the_Herschel_spacecraft2","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":[10,11,21],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1092","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-stars-and-galaxies"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/1092","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=1092"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/1092\/revisions"}],"predecessor-version":[{"id":4849,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/1092\/revisions\/4849"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=1092"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=1092"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=1092"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=1092"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=1092"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=1092"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=1092"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=1092"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=1092"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=1092"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}