{"id":197084,"date":"2026-08-31T09:20:10","date_gmt":"2026-08-31T09:20:10","guid":{"rendered":"https:\/\/www.europesays.com\/cz\/197084\/"},"modified":"2026-08-31T09:20:10","modified_gmt":"2026-08-31T09:20:10","slug":"novy-objev-z-mlecne-drahy-muze-zmenit-nase-vnimani-vesmiru","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/cz\/197084\/","title":{"rendered":"Nov\u00fd objev z Ml\u00e9\u010dn\u00e9 dr\u00e1hy m\u016f\u017ee zm\u011bnit na\u0161e vn\u00edm\u00e1n\u00ed vesm\u00edru"},"content":{"rendered":"<p>Astronomov\u00e9 obvykle p\u0159edpokl\u00e1daj\u00ed, \u017ee hv\u011bzdy vznikaj\u00ed ve v\u0161ech galaxi\u00edch ve stejn\u00e9m pom\u011bru velikost\u00ed. Nov\u00e1 anal\u00fdza hv\u011bzdokup v Ml\u00e9\u010dn\u00e9 dr\u00e1ze ale nazna\u010duje, \u017ee tento model m\u016f\u017ee b\u00fdt zjednodu\u0161en\u00fd.<\/p>\n<p>T\u00fdm veden\u00fd Charlesem Steinhardtem z Missoursk\u00e9 univerzity zkoumal 110 otev\u0159en\u00fdch hv\u011bzdokup. Zam\u011b\u0159il se na takzvanou po\u010d\u00e1te\u010dn\u00ed hmotnostn\u00ed funkci, tedy rozd\u011blen\u00ed po\u010dtu hv\u011bzd podle jejich hmotnosti p\u0159i vzniku.<\/p>\n<p>V ka\u017ed\u00e9 hv\u011bzdokup\u011b v\u011bdci <a href=\"https:\/\/iopscience.iop.org\/article\/10.3847\/2041-8213\/ae7444\" rel=\"nofollow noopener\" target=\"_blank\">sledovali <\/a>bod, v n\u011bm\u017e se rozd\u011blen\u00ed v\u00fdrazn\u011b m\u011bn\u00ed. D\u0159\u00edve se p\u0159edpokl\u00e1dalo, \u017ee le\u017e\u00ed v\u017edy p\u0159ibli\u017en\u011b na polovin\u011b hmotnosti Slunce. Nov\u00e1 studie v\u0161ak zjistila, \u017ee se tento bod mezi hv\u011bzdokupami li\u0161\u00ed a ve star\u0161\u00edch hv\u011bzdokup\u00e1ch se posouv\u00e1 k vy\u0161\u0161\u00edm hmotnostem.<\/p>\n<p>Dopad na pohled do ran\u00e9ho vesm\u00edru<\/p>\n<p>U vzd\u00e1len\u00fdch galaxi\u00ed astronomov\u00e9 <a href=\"https:\/\/www.earth.com\/space\/initial-mass-function-not-universal\/\" rel=\"nofollow noopener\" target=\"_blank\">vid\u00ed <\/a>p\u0159edev\u0161\u00edm vz\u00e1cn\u00e9, jasn\u00e9 hv\u011bzdy. Po\u010det slab\u00fdch hv\u011bzd proto dopo\u010d\u00edt\u00e1vaj\u00ed pr\u00e1v\u011b podle tohoto modelu. Pokud se podm\u00ednky vzniku hv\u011bzd li\u0161\u00ed, mohou b\u00fdt odhady celkov\u00e9 hmotnosti galaxi\u00ed i rychlosti tvorby hv\u011bzd nep\u0159esn\u00e9.<\/p>\n<p>Auto\u0159i upozor\u0148uj\u00ed, \u017ee data poch\u00e1zej\u00ed pouze z Ml\u00e9\u010dn\u00e9 dr\u00e1hy. Trend v jin\u00fdch galaxi\u00edch bude nutn\u00e9 teprve ov\u011b\u0159it.<\/p>\n","protected":false},"excerpt":{"rendered":"Astronomov\u00e9 obvykle p\u0159edpokl\u00e1daj\u00ed, \u017ee hv\u011bzdy vznikaj\u00ed ve v\u0161ech galaxi\u00edch ve stejn\u00e9m pom\u011bru velikost\u00ed. Nov\u00e1 anal\u00fdza hv\u011bzdokup v Ml\u00e9\u010dn\u00e9&hellip;\n","protected":false},"author":2,"featured_media":197085,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_share_on_mastodon":"0"},"categories":[13],"tags":[2038,15800,7496,2037,74,73,78,75,77,76,1540],"class_list":["post-197084","post","type-post","status-publish","format-standard","has-post-thumbnail","category-veda-a-technika","tag-clanek","tag-hvezdy","tag-mlecna-draha","tag-nedd","tag-science","tag-science-technology","tag-technika","tag-technology","tag-veda","tag-veda-a-technika","tag-vesmir"],"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@cz\/117189386269471393","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/197084","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/comments?post=197084"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/posts\/197084\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media\/197085"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/media?parent=197084"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/categories?post=197084"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/cz\/wp-json\/wp\/v2\/tags?post=197084"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}