{"id":1130,"date":"2004-11-15T15:52:00","date_gmt":"2004-11-15T14:52:00","guid":{"rendered":"https:\/\/kids.esa.int\/threats_from_space\/"},"modified":"2026-10-08T00:36:20","modified_gmt":"2026-10-07T22:36:20","slug":"threats_from_space","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/hu\/threats_from_space\/","title":{"rendered":"Az \u0171rb\u0151l \u00e9rkez\u0151 fenyeget\u00e9sek"},"content":{"rendered":"
\n

A F\u00f6ld a Naprendszer\u00fcnk n\u00e9gy k\u0151zetbolyg\u00f3ja k\u00f6z\u00fcl a legnagyobb. M\u00e9ret\u00e9hez k\u00e9pest rendk\u00edv\u00fcl neh\u00e9z. K\u00f6z\u00e9ppontj\u00e1ban egy nagy, vasban gazdag mag tal\u00e1lhat\u00f3, ahol a h\u0151m\u00e9rs\u00e9klet el\u00e9ri a 6000 Celsius-fokot \u2013 ez ugyanolyan forr\u00f3, mint a Nap felsz\u00edne.<\/p>\n<\/div>\n

A bolyg\u00f3 forg\u00e1sa k\u00f6zben a foly\u00e9kony k\u00fcls\u0151 mag kavarog, ak\u00e1rcsak egy ker\u00e9kp\u00e1r dinam\u00f3ja. Ez a dinam\u00f3 hat\u00e1s\u00e1ra a F\u00f6ld er\u0151s m\u00e1gnesk\u00e9nt viselkedik.<\/p>\n

A F\u00f6ld m\u00e1gneses mez\u0151je l\u00e1thatatlan bubor\u00e9kot k\u00e9pez a bolyg\u00f3 k\u00f6r\u00fcl, \u00e9s pajzsk\u00e9nt m\u0171k\u00f6dik. Ez megv\u00e9di a bolyg\u00f3t a napviharok \u00e1ltal az \u0171rbe kil\u00f6k\u00f6tt nagy sebess\u00e9g\u0171 r\u00e9szecsk\u00e9k t\u00f6bbs\u00e9g\u00e9t\u0151l. El\u0151fordul, hogy a r\u00e9szecsk\u00e9k a m\u00e1gneses p\u00f3lusok k\u00f6zel\u00e9ben \u00e1tt\u00f6rik ezt a g\u00e1tat. Ennek eredm\u00e9nyek\u00e9nt keletkeznek a F\u00f6ld auror\u00e1i \u2013 amelyeket \u00e1ltal\u00e1ban \u00e9szaki \u00e9s d\u00e9li f\u00e9nyk\u00e9nt ismer\u00fcnk.<\/p>\n

A F\u00f6ld felsz\u00edn\u00e9t a s\u0171r\u0171 l\u00e9gk\u00f6r is v\u00e9di. Ez elz\u00e1rja az \u0171rb\u0151l \u00e9rkez\u0151 k\u00e1ros sug\u00e1rz\u00e1s nagy r\u00e9sz\u00e9t. Emellett a kisebb, be\u00e9rkez\u0151 \u00e9gitestek itt fel\u00e9gnek, \u00e9s hull\u00f3csillagk\u00e9nt l\u00e1that\u00f3k. Csak a nagyobb meteoritok \u00e9s \u00fcst\u00f6k\u00f6s\u00f6k \u00e9rik el a felsz\u00ednt, ahol felrobbannak, \u00e9s hatalmas kr\u00e1tereket hagynak maguk ut\u00e1n.<\/p>\n

A Holddal \u00e9s m\u00e1s k\u0151zetbolyg\u00f3kkal ellent\u00e9tben a F\u00f6ld\u00f6n manaps\u00e1g m\u00e1r csak kev\u00e9s becsap\u00f3d\u00e1si kr\u00e1ter tal\u00e1lhat\u00f3. Legt\u00f6bbj\u00fcket a foly\u00f3 v\u00edz, a sz\u00e9l \u00e9s a j\u00e9g hat\u00e1s\u00e1ra elmosta vagy felt\u00f6lt\u00f6tte az id\u0151.<\/p>","protected":false},"excerpt":{"rendered":"

Earth is the largest of the four rocky planets in our Solar System. It is very heavy for its size. At its centre is a large, iron-rich core, where 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\/2004\/05\/meteor_crater_in_arizona3\/17895645-2-eng-GB\/Meteor_Crater_in_Arizona.jpg","esa_banner_description":"Meteor Crater in Arizona","esa_banner_credit":"David Roddy, USGS","esa_banner_licence":"No ESA licences available","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2004\/05\/Meteor_Crater_in_Arizona3","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":[10,11,12],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1130","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-planets-and-moons","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/1130","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=1130"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/1130\/revisions"}],"predecessor-version":[{"id":2273,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/posts\/1130\/revisions\/2273"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/media?parent=1130"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/categories?post=1130"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/tags?post=1130"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/panel?post=1130"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/language?post=1130"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/age?post=1130"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/duration?post=1130"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/resource_type?post=1130"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/audience?post=1130"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/hu\/wp-json\/wp\/v2\/wf_post_folders?post=1130"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}