{"id":964,"date":"2026-05-25T06:51:22","date_gmt":"2026-05-25T06:51:22","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=964"},"modified":"2026-05-25T06:51:22","modified_gmt":"2026-05-25T06:51:22","slug":"active-volcanoes-on-venus-evidence-and-implications","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/cs\/science\/planetary-geology\/active-volcanoes-on-venus-evidence-and-implications\/","title":{"rendered":"Aktivn\u00ed sopky na Venu\u0161i? Nov\u00e9 d\u016fkazy o n\u011bkolikalet\u00fdch l\u00e1vov\u00fdch toc\u00edch a atmosf\u00e9rick\u00fdch stop\u00e1ch"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Aktivn\u00ed sopky na Venu\u0161i mohou st\u00e1le existovat<\/h2>\n\n<h2 class=\"wp-block-heading\">D\u016fkazy z v\u011bku l\u00e1vy a slo\u017een\u00ed atmosf\u00e9ry<\/h2>\n\n<p>V\u011bdci ji\u017e dlouho podez\u0159\u00edvaj\u00ed, \u017ee Venu\u0161e, na\u0161e\u017e\u00e1hl\u00fd a kysel\u00fd soused Zem\u011b, m\u016f\u017ee st\u00e1le skr\u00fdvat aktivn\u00ed sopky. Nov\u00e9 d\u016fkazy nazna\u010duj\u00ed, \u017ee l\u00e1vov\u00e9 proudy na povrchu Venu\u0161e mohou b\u00fdt jen n\u011bkolik let star\u00e9, co\u017e posiluje teorii o ned\u00e1vn\u00fdch erupc\u00edch.<\/p>\n\n<h2 class=\"wp-block-heading\">N\u00e1znaky sope\u010dn\u00e9 aktivity<\/h2>\n\n<p>Data z vesm\u00edrn\u00e9ho sondy Venus Express Evropsk\u00e9 vesm\u00edrn\u00e9 agentury odhalila n\u011bkolik stop zbytkov\u00e9 sope\u010dn\u00e9 aktivity v atmosf\u00e9\u0159e Venu\u0161e. Pat\u0159\u00ed sem hork\u00e1 m\u00edsta s intenzivn\u00edm tepeln\u00fdm vyza\u0159ov\u00e1n\u00edm a v\u00fdrony oxidu si\u0159i\u010dit\u00e9ho, plynu uvol\u0148ovan\u00e9ho aktivn\u00edmi sopkami na Zemi.<\/p>\n\n<h2 class=\"wp-block-heading\">Ur\u010dov\u00e1n\u00ed v\u011bku l\u00e1vy<\/h2>\n\n<p>Stanoven\u00ed v\u011bku l\u00e1vov\u00fdch proud\u016f na Venu\u0161i z d\u00e1lky je obt\u00ed\u017en\u00e9. P\u0159esto kosmick\u00e9 sondy zachytily sn\u00edmky mladistv\u011b vypadaj\u00edc\u00edch proud\u016f obsahuj\u00edc\u00edch miner\u00e1ly, kter\u00e9 je\u0161t\u011b nebyly chemicky zm\u011bn\u011bny drsn\u00fdmi podm\u00ednkami planety.<\/p>\n\n<p>Aby v\u011bdci l\u00e9pe odhadli v\u011bk l\u00e1vy, napodobili v laborato\u0159i extr\u00e9mn\u00ed atmosf\u00e9ru Venu\u0161e pomoc\u00ed pec\u00ed. Vystavili krystalky olivinu, b\u011b\u017en\u00e9ho sope\u010dn\u00e9ho miner\u00e1lu, teplot\u00e1m p\u0159esahuj\u00edc\u00edm 1\u202f000 \u00b0F (p\u0159ibli\u017en\u011b 540\u202f\u00b0C) po r\u016fzn\u00e9 \u010dasov\u00e9 \u00faseky.<\/p>\n\n<p>Olivin postupn\u011b rezav\u00ed, m\u011bn\u00ed sv\u016fj zelenkav\u00fd odst\u00edn na \u010dervenohn\u011bdou barvu. Tato zm\u011bna ho \u010din\u00ed obt\u00ed\u017en\u011bji detekovateln\u00fdm pro ob\u011b\u017en\u00e9 sondy. V peci olivin rezav\u00ed b\u011bhem n\u011bkolika dn\u016f, co\u017e nazna\u010duje, \u017ee l\u00e1va na Venu\u0161i m\u016f\u017ee b\u00fdt mlad\u0161\u00ed ne\u017e n\u011bkolik desetilet\u00ed.<\/p>\n\n<h2 class=\"wp-block-heading\">Laboratorn\u00ed experimenty a budouc\u00ed mise<\/h2>\n\n<p>Pro ov\u011b\u0159en\u00ed v\u00fdsledk\u016f v\u011bdci opakuj\u00ed experimenty s dal\u0161\u00edmi miner\u00e1ly a pou\u017e\u00edvaj\u00ed atmosf\u00e9ru podobn\u011bj\u0161\u00ed Venu\u0161i, obsahuj\u00edc\u00ed oxid uhli\u010dit\u00fd a s\u00edru. Prvotn\u00ed data z t\u011bchto experiment\u016f jsou slibn\u00e1.<\/p>\n\n<p>Kone\u010dn\u00e9 potvrzen\u00ed sope\u010dn\u00e9 aktivity Venu\u0161e p\u0159ijde z budouc\u00edch mis\u00ed na tuto planetu. Ty budou vybaveny k pozorov\u00e1n\u00ed mlad\u00fdch l\u00e1vov\u00fdch proud\u016f a povrchov\u00fdch zm\u011bn, \u010d\u00edm\u017e poskytnou konkr\u00e9tn\u00ed d\u016fkazy o ned\u00e1vn\u00e9 aktivit\u011b.<\/p>\n\n<h2 class=\"wp-block-heading\">D\u016fsledky pro planet\u00e1rn\u00ed v\u011bdu<\/h2>\n\n<p>Pokud je Venu\u0161e skute\u010dn\u011b sope\u010dn\u011b aktivn\u00ed, p\u0159edstavuje to jedine\u010dnou p\u0159\u00edle\u017eitost studovat vnit\u0159n\u00ed struktury planet. Aktivn\u00ed sopky poskytuj\u00ed n\u00e1hled na geologick\u00e9 procesy planety a slo\u017een\u00ed jej\u00edho pl\u00e1\u0161t\u011b.<\/p>\n\n<p>Nav\u00edc pochopen\u00ed sope\u010dn\u00e9 aktivity Venu\u0161e m\u016f\u017ee osv\u011btlit v\u00fdvoj na\u0161\u00ed vlastn\u00ed planety, nebo\u0165 se p\u0159edpokl\u00e1d\u00e1, \u017ee Venu\u0161e a Zem\u011b sd\u00edlely podobn\u00e9 ran\u00e9 historie.<\/p>\n\n<h2 class=\"wp-block-heading\">Dal\u0161\u00ed dlouh\u00fd ocas kl\u00ed\u010dov\u00fdch slov:<\/h2>\n\n<ul class=\"wp-block-list\">\n<li>Sope\u010dn\u00e9 procesy na Venu\u0161i<\/li>\n<li>Experimenty s po\u010das\u00edm olivinu<\/li>\n<li>Planet\u00e1rn\u00ed pr\u016fzkum<\/li>\n<li>Geologick\u00e1 historie Venu\u0161e<\/li>\n<li>Techniky monitorov\u00e1n\u00ed sopek<\/li>\n<li>Astrobiologick\u00e9 dopady<\/li>\n<li>D\u00e1lkov\u00fd pr\u016fzkum povrchu Venu\u0161e<\/li>\n<li>Hodnocen\u00ed sope\u010dn\u00fdch nebezpe\u010d\u00ed<\/li>\n<li>Budouc\u00ed planet\u00e1rn\u00ed mise<\/li>\n<li>Srovn\u00e1n\u00ed Zem\u011b\u2011Venu\u0161e<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Aktivn\u00ed sopky na Venu\u0161i mohou st\u00e1le existovat D\u016fkazy z v\u011bku l\u00e1vy a slo\u017een\u00ed atmosf\u00e9ry V\u011bdci ji\u017e dlouho podez\u0159\u00edvaj\u00ed, \u017ee Venu\u0161e, na\u0161e\u017e\u00e1hl\u00fd a kysel\u00fd soused Zem\u011b, m\u016f\u017ee st\u00e1le skr\u00fdvat aktivn\u00ed sopky.&hellip;<\/p>\n","protected":false},"author":2,"featured_media":25465,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2256],"tags":[1216,815,568,2255],"class_list":["post-964","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-planetary-geology","tag-astrobiology","tag-planetary-science","tag-volcanoes","tag-venus"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/964","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\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/comments?post=964"}],"version-history":[{"count":2,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/964\/revisions"}],"predecessor-version":[{"id":25466,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/posts\/964\/revisions\/25466"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media\/25465"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/media?parent=964"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/categories?post=964"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/cs\/wp-json\/wp\/v2\/tags?post=964"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}