{"id":491,"date":"2011-01-24T13:33:00","date_gmt":"2011-01-24T12:33:00","guid":{"rendered":"https:\/\/kids.esa.int\/black_holes\/"},"modified":"2026-10-08T00:28:49","modified_gmt":"2026-10-07T22:28:49","slug":"black_holes","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/black_holes\/","title":{"rendered":"Fekete lyukak"},"content":{"rendered":"<div class=\"lede\">\n<p>A fekete lyukak az univerzum legfurcs\u00e1bb objektumai. A fekete lyuknak nincs felsz\u00edne, mint egy bolyg\u00f3nak vagy csillagnak. Ehelyett egy olyan t\u00e9rr\u00e9szr\u0151l van sz\u00f3, ahol az anyag \u00f6sszeomlott \u00f6nmag\u00e1ba. Ez a katasztrof\u00e1lis \u00f6sszeoml\u00e1s azt eredm\u00e9nyezi, hogy hatalmas mennyis\u00e9g\u0171 t\u00f6meg koncentr\u00e1l\u00f3dik egy hihetetlen\u00fcl kis ter\u00fcleten. Ennek a t\u00e9rr\u00e9sznek a gravit\u00e1ci\u00f3s vonz\u00e1sa olyan nagy, hogy semmi sem tud elmenek\u00fclni bel\u0151le \u2013 m\u00e9g a f\u00e9ny sem.<\/p>\n<\/div>\n<p>B\u00e1r a fekete lyukakat nem lehet l\u00e1tni, a k\u00f6zeli porra, csillagokra \u00e9s galaxisokra gyakorolt hat\u00e1sukb\u00f3l tudjuk, hogy l\u00e9teznek. Sokukat anyagb\u00f3l \u00e1ll\u00f3 korongok veszik k\u00f6r\u00fcl. Ahogy ezek a korongok \u00f6rv\u00e9nyk\u00e9nt keringenek k\u00f6r\u00fcl\u00f6tt\u00fck, rendk\u00edv\u00fcl felmelegednek, \u00e9s r\u00f6ntgensugarakat bocs\u00e1tanak ki.<\/p>\n<p>A fekete lyukak m\u00e9rete nagyon v\u00e1ltozatos. Sokuk t\u00f6mege csup\u00e1n n\u00e9h\u00e1nyszorosa a Nap\u00e9nak. Ezek a \u2018csillagt\u00f6meg\u0171\u2019 fekete lyukak akkor keletkeznek, amikor egy nagy t\u00f6meg\u0171 csillag \u2013 amely k\u00f6r\u00fclbel\u00fcl t\u00edzszer nehezebb a Napn\u00e1l \u2013 szupern\u00f3va-robban\u00e1ssal fejezi be \u00e9let\u00e9t. A csillagb\u00f3l megmaradt r\u00e9sz \u2013 amely m\u00e9g mindig t\u00f6bb napmassz\u00e1t tesz ki \u2013 \u00f6sszeomlik, \u00e9s \u00e1tm\u00e9r\u0151je csup\u00e1n n\u00e9h\u00e1ny kilom\u00e9terre cs\u00f6kken.<\/p>\n<p>A legt\u00f6bb galaxis \u2013 bele\u00e9rtve a Tejutat is \u2013 k\u00f6zep\u00e9n szupermassz\u00edv fekete lyukak tal\u00e1lhat\u00f3k. Ezek t\u00f6mege a Napunk t\u00f6meg\u00e9nek milli\u00f3- vagy milli\u00e1rdszoros\u00e1t is el\u00e9rheti. A szupermassz\u00edv fekete lyukak az akt\u00edv galaxisok \u00e9s a kvaz\u00e1rok n\u00e9ven ismert \u0151si galaxisok energiaforr\u00e1sai is. A kvaz\u00e1rok ak\u00e1r sz\u00e1zszor is f\u00e9nyesebbek lehetnek, mint a legnagyobb k\u00f6z\u00f6ns\u00e9ges galaxisok.<\/p>\n<p>A fekete lyukakba zuhan\u00f3 t\u00e1rgyakat sz\u00f3 szerint a szakad\u00e1sig ny\u00fajtja a gravit\u00e1ci\u00f3. Egy \u0171rhaj\u00f3s, aki t\u00fal k\u00f6zel mer\u00e9szkedne \u00e9s beszippant\u00f3dna egy fekete lyukba, a hatalmas gravit\u00e1ci\u00f3s er\u0151 hat\u00e1s\u00e1ra darabokra szakadna.<\/p>\n<nav class=\"related\" aria-label=\"Kapcsol\u00f3d\u00f3\">\n<h2 class=\"related__heading\">Kapcsol\u00f3d\u00f3<\/h2>\n<div class=\"grid related__grid\">\n<div class=\"grid-item\">\n<article class=\"card focuson agency\"><a class=\"card__link\" href=\"\/hu\/sorte_huller\/\"><\/p>\n<figure class=\"thumbnail\"><span class=\"dimmer\"><\/span><\/figure>\n<header class=\"entry\">\n<h3 class=\"heading\">d\u00e1n<\/h3>\n<\/header>\n<p><\/a><\/article>\n<\/div>\n<div class=\"grid-item\">\n<article class=\"card focuson agency\"><a class=\"card__link\" href=\"\/hu\/zwarte_gaten\/\"><\/p>\n<figure class=\"thumbnail\"><span class=\"dimmer\"><\/span><\/figure>\n<header class=\"entry\">\n<h3 class=\"heading\">holland<\/h3>\n<\/header>\n<p><\/a><\/article>\n<\/div>\n<div class=\"grid-item\">\n<article class=\"card focuson agency\"><a class=\"card__link\" href=\"\/hu\/schwarze_loecher\/\"><\/p>\n<figure class=\"thumbnail\"><span class=\"dimmer\"><\/span><\/figure>\n<header class=\"entry\">\n<h3 class=\"heading\">n\u00e9met<\/h3>\n<\/header>\n<p><\/a><\/article>\n<\/div>\n<div class=\"grid-item\">\n<article class=\"card focuson agency\"><a class=\"card__link\" href=\"\/hu\/svarte_hull\/\"><\/p>\n<figure class=\"thumbnail\"><span class=\"dimmer\"><\/span><\/figure>\n<header class=\"entry\">\n<h3 class=\"heading\">norv\u00e9g<\/h3>\n<\/header>\n<p><\/a><\/article>\n<\/div>\n<div class=\"grid-item\">\n<article class=\"card focuson agency\"><a class=\"card__link\" href=\"\/hu\/czarne_dziury\/\"><\/p>\n<figure class=\"thumbnail\"><span class=\"dimmer\"><\/span><\/figure>\n<header class=\"entry\">\n<h3 class=\"heading\">lengyel<\/h3>\n<\/header>\n<p><\/a><\/article>\n<\/div>\n<div class=\"grid-item\">\n<article class=\"card focuson agency\"><a class=\"card__link\" href=\"\/hu\/svarta_haal\/\"><\/p>\n<figure class=\"thumbnail\"><span class=\"dimmer\"><\/span><\/figure>\n<header class=\"entry\">\n<h3 class=\"heading\">sv\u00e9d<\/h3>\n<\/header>\n<p><\/a><\/article>\n<\/div>\n<\/div>\n<\/nav>","protected":false},"excerpt":{"rendered":"<p>Black holes are the strangest objects in the Universe. A black hole does not have a surface, like a planet or star. Instead, it is a region of space where [&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\/2003\/04\/a_black_hole_and_companion_star_with_supernova2\/17902678-2-eng-GB\/A_black_hole_and_companion_star_with_supernova.jpg","esa_banner_description":"","esa_banner_credit":"ESA, NASA and Felix Mirabel (French Atomic Energy Commission & the Institute for Astronomy and Space Physics\/Conicet of Argentina)","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2003\/04\/A_black_hole_and_companion_star_with_supernova2","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":[10,11,19],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-491","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-story-of-the-universe","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/491","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=491"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/491\/revisions"}],"predecessor-version":[{"id":1634,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/491\/revisions\/1634"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=491"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=491"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=491"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=491"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=491"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=491"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=491"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=491"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=491"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}