{"id":1137,"date":"2004-11-16T10:30:00","date_gmt":"2004-11-16T09:30:00","guid":{"rendered":"https:\/\/kids.esa.int\/death_of_the_dinosaurs\/"},"modified":"2026-10-08T00:36:26","modified_gmt":"2026-10-07T22:36:26","slug":"death_of_the_dinosaurs","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/death_of_the_dinosaurs\/","title":{"rendered":"Z\u00e1nik dinosaur\u016f"},"content":{"rendered":"
\n

Zem\u011b je pohybliv\u00fd ter\u010d ve st\u0159elnici. T\u00e9m\u011b\u0159 ka\u017ed\u00fd den prolet\u00ed kolem planety mal\u00fd kus vesm\u00edrn\u00e9 sk\u00e1ly ve vzd\u00e1lenosti n\u011bkolika milion\u016f kilometr\u016f \u2013 \u010dasto bez pov\u0161imnut\u00ed. N\u011bkdy se p\u0159ibl\u00ed\u017e\u00ed dokonce bl\u00ed\u017e ne\u017e M\u011bs\u00edc.<\/p>\n<\/div>\n

V\u011bdci se domn\u00edvaj\u00ed, \u017ee by mohlo existovat a\u017e 100 000 asteroid\u016f bl\u00edzko Zem\u011b, jejich\u017e pr\u016fm\u011br p\u0159esahuje 100 metr\u016f \u2013 co\u017e odpov\u00edd\u00e1 velikosti fotbalov\u00e9ho h\u0159i\u0161t\u011b. Bylo objeveno v\u00edce ne\u017e 600 asteroid\u016f, kter\u00e9 se jen t\u011bsn\u011b m\u00edjej\u00ed se Zem\u00ed a jejich\u017e pr\u016fm\u011br p\u0159esahuje 1 km. Stovky dal\u0161\u00edch je\u0161t\u011b \u010dekaj\u00ed na objeven\u00ed.<\/p>\n

Ka\u017ed\u00fdch n\u011bkolik tis\u00edc let skute\u010dn\u011b do na\u0161\u00ed planety naraz\u00ed asteroid. K posledn\u00edmu takov\u00e9mu jevu do\u0161lo v roce 1908 na Sibi\u0159i, kdy mal\u00fd asteroid zni\u010dil v\u00edce ne\u017e 2 000 \u010dtvere\u010dn\u00edch kilometr\u016f lesa. V\u00fdbuch by zni\u010dil m\u011bsto o velikosti Pa\u0159\u00ed\u017ee nebo Lond\u00fdna.<\/p>\n

Velmi z\u0159\u00eddka dojde k dopadu, kter\u00fd vyhlad\u00ed \u017eivot na velk\u00e9 \u010d\u00e1sti planety. P\u0159ed 65 miliony let zp\u016fsobil asteroid o \u0161\u00ed\u0159ce 10 kilometr\u016f v\u00fdbuch siln\u011bj\u0161\u00ed ne\u017e v\u0161echny vod\u00edkov\u00e9 bomby na Zemi. V Mexiku vyryl kr\u00e1ter o \u0161\u00ed\u0159ce 180 kilometr\u016f a po cel\u00e9m sv\u011bt\u011b rozpt\u00fdlil vrstvu popela. Rozs\u00e1hl\u00e9 po\u017e\u00e1ry, n\u00e1sledovan\u00e9 temnotou a extr\u00e9mn\u00edm chladem, vedly k vyhynut\u00ed dinosaur\u016f.<\/p>","protected":false},"excerpt":{"rendered":"

Earth is a moving target in a shooting gallery. Almost every day, a small chunk of space rock passes within a few million kilometres of the planet \u2013 often unseen. […]<\/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\/2000\/10\/artist_s_impression_of_a_catastrophic_asteroid_impact_with_the_earth2\/17866156-3-eng-GB\/Artist_s_impression_of_a_catastrophic_asteroid_impact_with_the_Earth.jpg","esa_banner_description":"Artist's impression of a catastrophic asteroid impact with the Earth","esa_banner_credit":"ESA","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2000\/10\/Artist_s_impression_of_a_catastrophic_asteroid_impact_with_the_Earth2","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":[46,10,11],"tags":[2],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1137","post","type-post","status-publish","format-standard","hentry","category-comets-and-meteors","category-learn","category-our-universe","tag-background-article"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1137","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/comments?post=1137"}],"version-history":[{"count":1,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1137\/revisions"}],"predecessor-version":[{"id":2280,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1137\/revisions\/2280"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=1137"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=1137"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=1137"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=1137"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=1137"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=1137"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=1137"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=1137"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=1137"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=1137"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}