{"id":3830,"date":"2026-04-23T16:10:13","date_gmt":"2026-04-23T16:10:13","guid":{"rendered":"https:\/\/astrohodonin.cz\/index.php\/2026\/04\/23\/velkorozmerova-struktura-vesmiru\/"},"modified":"2026-04-23T16:10:13","modified_gmt":"2026-04-23T16:10:13","slug":"velkorozmerova-struktura-vesmiru","status":"publish","type":"post","link":"https:\/\/astrohodonin.cz\/index.php\/2026\/04\/23\/velkorozmerova-struktura-vesmiru\/","title":{"rendered":"Velkorozm\u011brov\u00e1 struktura vesm\u00edru"},"content":{"rendered":"<p>Toto je mapa vesm\u00edru. Spektroskopick\u00fd p\u0159\u00edstroj pro v\u00fdzkum temn\u00e9 energie (DESI) v N\u00e1rodn\u00ed observato\u0159i Kitt Peak v Arizon\u011b dokon\u010dil sv\u00e9 p\u011btilet\u00e9 mapov\u00e1n\u00ed. Pozoroval v\u00edce ne\u017e 47 milion\u016f galaxi\u00ed a kvasar\u016f a vytvo\u0159il 3D mapu se st\u0159edem na Zemi. Dne\u0161n\u00ed \u00favodn\u00ed obr\u00e1zek ukazuje mal\u00fd v\u00fd\u0159ez z t\u011bchto dat: \u010dern\u00e9 mezery ozna\u010duj\u00ed m\u00edsta, kde na\u0161e Galaxie zakr\u00fdv\u00e1 vzd\u00e1len\u00e9 objekty. P\u00edrkovit\u00e1 s\u00ed\u0165 na vlo\u017ece ukazuje velkorozm\u011brovou strukturu vesm\u00edru. Sv\u011btlo nejvzd\u00e1len\u011bj\u0161\u00edch galaxi\u00ed zde zobrazen\u00fdch putovalo 11 miliard let, ne\u017e dos\u00e1hlo Zem\u011b. Galaxie se v pr\u016fb\u011bhu kosmick\u00e9 historie shlukuj\u00ed pod konkuren\u010dn\u00edmi vlivy gravitace a temn\u00e9 energie, kter\u00e1 je zodpov\u011bdn\u00e1 za zrychlen\u00e9 rozp\u00edn\u00e1n\u00ed vesm\u00edru. Anal\u00fdza prvn\u00edch v\u00fdsledk\u016f projektu DESI nazna\u010dila mo\u017enost, \u017ee temn\u00e1 energie, kterou Albert Einstein popsal jako kosmologickou konstantu, nemus\u00ed b\u00fdt nakonec konstantn\u00ed. Mus\u00edme v\u0161ak je\u0161t\u011b po\u010dkat na anal\u00fdzu nyn\u00ed kompletn\u00edho souboru dat. Povaha temn\u00e9 energie je nejv\u011bt\u0161\u00ed z\u00e1hadou kosmologie.<\/p>\n<p><!-- astropress --><\/p>\n<p>**Credit**: NASA<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Toto je mapa vesm\u00edru. Spektroskopick\u00fd p\u0159\u00edstroj pro v\u00fdzkum temn\u00e9 energie (DESI) v N\u00e1rodn\u00ed observato\u0159i Kitt Peak v Arizon\u011b dokon\u010dil sv\u00e9 p\u011btilet\u00e9 mapov\u00e1n\u00ed. Pozoroval v\u00edce ne\u017e 47 milion\u016f galaxi\u00ed a kvasar\u016f [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3831,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3830","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nasa"],"_links":{"self":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/3830","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/comments?post=3830"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/3830\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/3831"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=3830"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=3830"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=3830"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}