{"id":3897,"date":"2026-05-28T15:49:54","date_gmt":"2026-05-28T15:49:54","guid":{"rendered":"https:\/\/astrohodonin.cz\/index.php\/2026\/05\/28\/ngc-1514-mlhovina-kristalova-koule\/"},"modified":"2026-05-28T15:49:54","modified_gmt":"2026-05-28T15:49:54","slug":"ngc-1514-mlhovina-kristalova-koule","status":"publish","type":"post","link":"https:\/\/astrohodonin.cz\/index.php\/2026\/05\/28\/ngc-1514-mlhovina-kristalova-koule\/","title":{"rendered":"NGC 1514: Mlhovina K\u0159i\u0161\u0165\u00e1lov\u00e1 koule"},"content":{"rendered":"<p>Co vid\u00edte v t\u00e9to k\u0159i\u0161\u0165\u00e1lov\u00e9 kouli?   Na \u00favodn\u00edm obr\u00e1zku je NGC 1514, zn\u00e1m\u00e1 jako mlhovina K\u0159i\u0161\u0165\u00e1lov\u00e1 koule, zachycen\u00e1 dalekohledem Gemini North na ho\u0159e Maunakea na Havaji.   NGC 1514 je vzd\u00e1len\u00e1 1 500 sv\u011bteln\u00fdch let a objevil ji William Herschel v roce 1790.   Tato planet\u00e1rn\u00ed mlhovina vznik\u00e1, kdy\u017e se hv\u011bzda stane \u010derven\u00fdm obrem a vyvrhne sv\u00e9 vn\u011bj\u0161\u00ed vrstvy plynu.   Vyvr\u017een\u00e1 plynov\u00e1 sko\u0159\u00e1pka je j\u00e1drem hv\u011bzdy zah\u0159\u00edv\u00e1na na teploty vy\u0161\u0161\u00ed ne\u017e je povrch na\u0161eho Slunce: d\u00edky tomu plyn z\u00e1\u0159\u00ed a vytv\u00e1\u0159\u00ed kr\u00e1sn\u00e9 obrazy, jako je tento. M\u00edrn\u011b asymetrick\u00fd tvar mlhoviny K\u0159i\u0161\u0165\u00e1lov\u00e1 koule odhaluje tajemstv\u00ed: jasn\u00e1 hv\u011bzda uprost\u0159ed m\u00e1 spole\u010dn\u00edka.   Jeliko\u017e se tyto dv\u011b hv\u011bzdy ob\u00edhaj\u00ed kolem sebe s periodou asi dev\u00edti let, formuj\u00ed plyn kolem sebe.   Za asi 10 000 a\u017e 25 000 let se mlhovina rozpt\u00fdl\u00ed jejich hv\u011bzdn\u00fdmi v\u011btry.<\/p>\n<p><!-- astropress --><\/p>\n<p>**Credit**: NASA<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Co vid\u00edte v t\u00e9to k\u0159i\u0161\u0165\u00e1lov\u00e9 kouli? Na \u00favodn\u00edm obr\u00e1zku je NGC 1514, zn\u00e1m\u00e1 jako mlhovina K\u0159i\u0161\u0165\u00e1lov\u00e1 koule, zachycen\u00e1 dalekohledem Gemini North na ho\u0159e Maunakea na Havaji. NGC 1514 je vzd\u00e1len\u00e1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3898,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3897","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\/3897","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=3897"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/3897\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/3898"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=3897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=3897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=3897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}