{"id":76684,"date":"2025-04-18T00:29:22","date_gmt":"2025-04-17T22:29:22","guid":{"rendered":"https:\/\/www.infokuryr.cz\/n\/?p=76684"},"modified":"2025-04-17T16:56:34","modified_gmt":"2025-04-17T14:56:34","slug":"britsti-vedci-oznamili-znamky-mimozemskeho-zivota","status":"publish","type":"post","link":"https:\/\/www.infokuryr.cz\/n\/2025\/04\/18\/britsti-vedci-oznamili-znamky-mimozemskeho-zivota\/","title":{"rendered":"Brit\u0161t\u00ed v\u011bdci ozn\u00e1mili zn\u00e1mky mimozemsk\u00e9ho \u017eivota"},"content":{"rendered":"<div id=\"fb-root\"><\/div>\n<h3>T\u00fdm pod veden\u00edm Cambridge na\u0161el plyny podobn\u00e9 Zemi v atmosf\u00e9\u0159e planety vzd\u00e1len\u00e9 124 sv\u011bteln\u00fdch let<\/h3>\n<p><span>Brit\u0161t\u00ed v\u011bdci tvrdili, \u017ee na\u0161li mo\u017enou zn\u00e1mku \u017eivota na vzd\u00e1len\u00e9 planet\u011b. V\u011bdci z University of Cambridge ozn\u00e1mili detekci plynu, kter\u00fd na Zemi vytv\u00e1\u0159ej\u00ed pouze \u017eiv\u00e9 organismy.<\/span><\/p>\n<p><span>Objev, kter\u00fd byl u\u010din\u011bn pomoc\u00ed vesm\u00edrn\u00e9ho teleskopu Jamese Webba NASA, by mohl b\u00fdt dosud nejsiln\u011bj\u0161\u00edm n\u00e1znakem \u017eivota mimo Zemi.<\/span><\/p>\n<p><span>T\u00fdm studoval K2-18b, planetu vzd\u00e1lenou asi 124 sv\u011bteln\u00fdch let v souhv\u011bzd\u00ed Lva. Je zn\u00e1m\u00e1 jako\u00a0<\/span><em><span>\u201ehyk\u00e1nsk\u00e1\u201c<\/span><\/em><span>\u00a0planeta, co\u017e znamen\u00e1, \u017ee m\u016f\u017ee m\u00edt atmosf\u00e9ru bohatou na vod\u00edk a tekut\u00e9 vodn\u00ed oce\u00e1ny. Takov\u00e9 podm\u00ednky z n\u011bj d\u011blaj\u00ed nad\u011bjn\u00e9ho kandid\u00e1ta na \u017eivot.<\/span><\/p>\n<p><span>Dalekohled detekoval ve vzduchu planety dimethylsulfid a dimethyldisulfid. Na Zemi jsou oba plyny tvo\u0159eny pouze \u017eiv\u00fdmi organismy, p\u0159edev\u0161\u00edm mo\u0159sk\u00fdmi mikroby, jako je fytoplankton. Bylo zji\u0161t\u011bno, \u017ee hladiny t\u011bchto slou\u010denin na planet\u011b K2-18b jsou tis\u00edckr\u00e1t vy\u0161\u0161\u00ed ne\u017e na Zemi.<\/span><\/p>\n<p><span>Dr. Nikku Madhusudhan, astrofyzik Cambridgesk\u00e9 univerzity a hlavn\u00ed autor studie zve\u0159ejn\u011bn\u00e9 ve \u010dtvrtek v The Astrophysical Journal Letters, \u0159ekl, \u017ee d\u016fsledky mohou b\u00fdt hlubok\u00e9.<\/span><\/p>\n<p><span>Zji\u0161t\u011bn\u00ed\u00a0<\/span><em><span>\u201eposkytuj\u00ed nov\u00fd nez\u00e1visl\u00fd d\u016fkaz pro mo\u017enost existence biosf\u00e9ry na K2-18b,\u201c<\/span><\/em><span>\u00a0tvrd\u00ed studie.\u00a0<\/span><em><span>&#8222;To, co v tuto chv\u00edli nach\u00e1z\u00edme, jsou n\u00e1znaky mo\u017en\u00e9 biologick\u00e9 aktivity mimo slune\u010dn\u00ed soustavu,&#8220;<\/span><\/em><span>\u00a0\u0159ekl na tiskov\u00e9 konferenci.\u00a0<\/span><em><span>&#8222;Up\u0159\u00edmn\u011b \u0159e\u010deno, mysl\u00edm, \u017ee je to nejbl\u00ed\u017ee, kdy jsme vid\u011bli funkci, kterou m\u016f\u017eeme p\u0159ipsat \u017eivotu,&#8220;<\/span><\/em><span>\u00a0dodal.<\/span><\/p>\n<p><span>Madhusudhan vysv\u011btlil, \u017ee detekce chemick\u00fdch otisk\u016f prst\u016f plyn\u016f, kter\u00e9 na Zemi vznikaj\u00ed pouze biologick\u00fdmi procesy, by mohla uk\u00e1zat na potenci\u00e1ln\u011b obydlen\u00fd mimozemsk\u00fd sv\u011bt.\u00a0<\/span><em><span>&#8222;Toto je revolu\u010dn\u00ed okam\u017eik,&#8220;<\/span><\/em><span>\u00a0dodal.<\/span><\/p>\n<p><span>T\u00fdm ale varoval, \u017ee detekovan\u00e9 plyny mohou b\u00fdt tak\u00e9 v\u00fdsledkem nezn\u00e1m\u00fdch p\u0159\u00edrodn\u00edch proces\u016f. K ur\u010den\u00ed, zda jsou zdrojem skute\u010dn\u011b \u017eiv\u00e9 organismy, jsou zapot\u0159eb\u00ed dal\u0161\u00ed pozorov\u00e1n\u00ed dalekohledem.<\/span><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"alignnone size-full wp-image-71983\" src=\"http:\/\/www.infokuryr.cz\/n\/wp-content\/uploads\/2025\/02\/aaa.jpg\" alt=\"\" width=\"89\" height=\"23\" \/><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u00fdm pod veden\u00edm Cambridge na\u0161el plyny podobn\u00e9 Zemi v atmosf\u00e9\u0159e planety vzd\u00e1len\u00e9 124 sv\u011bteln\u00fdch let&#8230;<\/p>\n","protected":false},"author":2,"featured_media":76685,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[65,1561,88,2170],"_links":{"self":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/76684"}],"collection":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/comments?post=76684"}],"version-history":[{"count":0,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/posts\/76684\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media\/76685"}],"wp:attachment":[{"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/media?parent=76684"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/categories?post=76684"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.infokuryr.cz\/n\/wp-json\/wp\/v2\/tags?post=76684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}