{"id":4332,"date":"2024-07-18T07:52:23","date_gmt":"2024-07-18T07:52:23","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=4332"},"modified":"2024-07-18T07:52:23","modified_gmt":"2024-07-18T07:52:23","slug":"4-5-billion-year-old-meteorite-discovered-in-the-australian-outback","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/astronomy\/4-5-billion-year-old-meteorite-discovered-in-the-australian-outback\/","title":{"rendered":"Meteorit star\u00fd 4,5 miliardy let objeven v australsk\u00e9m vnitrozem\u00ed"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Meteorit star\u00fd 4,5 miliardy let objeven v australsk\u00e9m vnitrozem\u00ed<\/h2>\n\n<h2 class=\"wp-block-heading\">Objev a z\u00e1chrana<\/h2>\n\n<p>Na Silvestra u\u010dinil t\u00fdm geolog\u016f z Curtinovy univerzity v Austr\u00e1lii pozoruhodn\u00fd objev ve \u0935\u093f\u0936\u5927\u306a rozloze australsk\u00e9ho vnitrozem\u00ed. Vykopali 3,7 librov\u00fd meteorit, o kter\u00e9m se p\u0159edpokl\u00e1d\u00e1, \u017ee je star\u00fd 4,5 miliardy let.<\/p>\n\n<p>Meteorit byl p\u016fvodn\u011b detekov\u00e1n Desert Fireball Network, co\u017e je syst\u00e9m 32 automatizovan\u00fdch kamer, kter\u00e9 monitoruj\u00ed vnitrozem\u00ed kv\u016fli meteorit\u016fm. 25. listopadu 2015 zachytilo p\u011bt z t\u011bchto kamer vstup meteoritu do zemsk\u00e9 atmosf\u00e9ry.<\/p>\n\n<p>Na z\u00e1klad\u011b \u00fadaj\u016f shrom\u00e1\u017ed\u011bn\u00fdch kamerami mohli planet\u00e1rn\u00ed v\u011bdci vypo\u010d\u00edtat dr\u00e1hu meteoritu a ur\u010dit jeho obecnou oblast p\u0159ist\u00e1n\u00ed. Po m\u011bs\u00ed\u010dn\u00edm p\u00e1tr\u00e1n\u00ed geologov\u00e9 nakonec na\u0161li meteorit poh\u0159ben\u00fd v kr\u00e1teru pobl\u00ed\u017e jezera Eyre.<\/p>\n\n<h2 class=\"wp-block-heading\">V\u00fdznam objevu<\/h2>\n\n<p>Objev tohoto prastar\u00e9ho meteoritu je v\u00fdznamnou v\u011bdeckou ud\u00e1lost\u00ed. Meteority jsou poz\u016fstatky ran\u00e9ho slune\u010dn\u00edho syst\u00e9mu a mohou poskytnout cenn\u00e9 poznatky o jeho vzniku a v\u00fdvoji. Tento konkr\u00e9tn\u00ed meteorit je mimo\u0159\u00e1dn\u011b cenn\u00fd, proto\u017ee je jedn\u00edm z nejstar\u0161\u00edch a nejl\u00e9pe zachoval\u00fdch meteorit\u016f, kter\u00e9 byly kdy nalezeny.<\/p>\n\n<p>Planet\u00e1rn\u00ed v\u011bdci se domn\u00edvaj\u00ed, \u017ee meteorit poch\u00e1z\u00ed z p\u00e1su asteroid\u016f mezi Marsem a Jupiterem. Studiem jeho slo\u017een\u00ed a struktury doufaj\u00ed, \u017ee se dozv\u011bd\u00ed v\u00edce o podm\u00ednk\u00e1ch, kter\u00e9 panovaly v ran\u00e9m slune\u010dn\u00edm syst\u00e9mu.<\/p>\n\n<h2 class=\"wp-block-heading\">Desert Fireball Network<\/h2>\n\n<p>Desert Fireball Network je \u0161pi\u010dkov\u00fd syst\u00e9m, kter\u00fd revolu\u010dn\u00edm zp\u016fsobem zm\u011bnil, jak v\u011bdci hledaj\u00ed meteority. Tradi\u010dn\u00ed metody detekce meteorit\u016f se spol\u00e9haly na vizu\u00e1ln\u00ed pozorov\u00e1n\u00ed, kter\u00e1 byla \u010dasto omezena pov\u011btrnostn\u00edmi podm\u00ednkami a obrovskou rozlohou vnitrozem\u00ed.<\/p>\n\n<p>Desert Fireball Network naproti tomu vyu\u017e\u00edv\u00e1 s\u00ed\u0165 automatizovan\u00fdch kamer, kter\u00e9 dok\u00e1\u017e\u00ed detekovat meteority i ve vzd\u00e1len\u00fdch a t\u011b\u017eko p\u0159\u00edstupn\u00fdch oblastech. Triangulac\u00ed dat z v\u00edce kamer mohou v\u011bdci p\u0159esn\u011b ur\u010dit dr\u00e1hu a m\u00edsto p\u0159ist\u00e1n\u00ed meteorit\u016f.<\/p>\n\n<h2 class=\"wp-block-heading\">Implikace pro budoucnost<\/h2>\n\n<p>Objev tohoto meteoritu a \u00fasp\u011bch Desert Fireball Network otev\u0159ely nov\u00e9 mo\u017enosti pro v\u00fdzkum meteorit\u016f. Planet\u00e1rn\u00ed v\u011bdci jsou nyn\u00ed schopni vyhled\u00e1vat a z\u00edsk\u00e1vat meteority, kter\u00e9 by jinak z\u016fstaly nezv\u011bstn\u00e9.<\/p>\n\n<p>To m\u00e1 potenci\u00e1l v\u00fdrazn\u011b roz\u0161\u00ed\u0159it na\u0161e ch\u00e1p\u00e1n\u00ed ran\u00e9ho slune\u010dn\u00edho syst\u00e9mu a vzniku \u017eivota na Zemi. Desert Fireball Network se tak\u00e9 o\u010dek\u00e1v\u00e1, \u017ee bude hr\u00e1t kl\u00ed\u010dovou roli v budouc\u00edch vesm\u00edrn\u00fdch pr\u016fzkumn\u00fdch mis\u00edch, proto\u017ee m\u016f\u017ee pomoci identifikovat potenci\u00e1ln\u00ed m\u00edsta p\u0159ist\u00e1n\u00ed pro kosmick\u00e9 lod\u011b.<\/p>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed podrobnosti<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Meteorit je v sou\u010dasn\u00e9 dob\u011b studov\u00e1n v\u011bdci na Curtinov\u011b univerzit\u011b.<\/li>\n<li>Desert Fireball Network je spolupr\u00e1ce mezi Curtinovou univerzitou a Univerzitou Z\u00e1padn\u00ed Austr\u00e1lie.<\/li>\n<li>S\u00ed\u0165 je financov\u00e1na Australskou v\u00fdzkumnou radou.<\/li>\n<li>O\u010dek\u00e1v\u00e1 se, \u017ee meteorit poskytne cenn\u00e9 poznatky o ran\u00e9m vzniku slune\u010dn\u00ed soustavy.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Meteorit star\u00fd 4,5 miliardy let objeven v australsk\u00e9m vnitrozem\u00ed Objev a z\u00e1chrana Na Silvestra u\u010dinil t\u00fdm geolog\u016f z Curtinovy univerzity v Austr\u00e1lii pozoruhodn\u00fd objev ve \u0935\u093f\u0936\u5927\u306a rozloze australsk\u00e9ho vnitrozem\u00ed. Vykopali&hellip;<\/p>\n","protected":false},"author":6,"featured_media":23873,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[437],"tags":[435,207,6744,252,434,1173,97],"class_list":["post-4332","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-astronomy","tag-astronomy","tag-geology","tag-meteorite","tag-nature","tag-space-exploration","tag-solar-system","tag-science"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/4332","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=4332"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/4332\/revisions"}],"predecessor-version":[{"id":4333,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/4332\/revisions\/4333"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/23873"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=4332"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=4332"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=4332"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}