Tento kosmick\u00fd sn\u00edmek zachycuje zorn\u00e9 pole v\u00edce ne\u017e dvakr\u00e1t \u0161ir\u0161\u00ed ne\u017e je pr\u016fm\u011br M\u011bs\u00edce v r\u00e1mci hranic vysoko na obloze le\u017e\u00edc\u00edho souhv\u011bzd\u00ed Labut\u011b. Sn\u00edmek, po\u0159\u00edzen\u00fd pomoc\u00ed astronomick\u00fdch \u00fazkop\u00e1smov\u00fdch filtr\u016f, zd\u016fraz\u0148uje jasn\u00fd okraj prstencovit\u00e9 mlhoviny, jej\u00ed\u017e obrys vykresluje z\u00e1\u0159e ionizovan\u00e9ho vod\u00edku a kysl\u00edku. Slo\u017eit\u00e9, z\u00e1\u0159\u00edc\u00ed oblouky, zasazen\u00e9 do rozlehl\u00fdch mezihv\u011bzdn\u00fdch mrak\u016f t\u00e9to oblasti, jsou \u010d\u00e1stmi obal\u016f hmoty, kter\u00e9 smetl v\u00edtr z hv\u011bzdy typu Wolf-Rayet WR 134, nejjasn\u011bj\u0161\u00ed hv\u011bzdy pobl\u00ed\u017e st\u0159edu sn\u00edmku. Odhady vzd\u00e1lenosti uv\u00e1d\u011bj\u00ed, \u017ee WR 134 je vzd\u00e1lena asi 6 000 sv\u011bteln\u00fdch let, co\u017e znamen\u00e1, \u017ee tento teleskopick\u00fd sn\u00edmek m\u00e1 pr\u016fm\u011br p\u0159es 100 sv\u011bteln\u00fdch let. Masivn\u00ed hv\u011bzdy typu Wolf-Rayet, kter\u00e9 se zbavuj\u00ed sv\u00fdch vn\u011bj\u0161\u00edch obal\u016f pomoc\u00ed siln\u00fdch hv\u011bzdn\u00fdch v\u011btr\u016f, sp\u00e1lily sv\u00e9 jadern\u00e9 palivo neuv\u011b\u0159itelnou rychlost\u00ed a svou posledn\u00ed f\u00e1zi v\u00fdvoje masivn\u00edch hv\u011bzd zakon\u010duj\u00ed spektakul\u00e1rn\u00ed supernovou. Jejich hv\u011bzdn\u00e9 v\u011btry a z\u00e1v\u011bre\u010dn\u00e1 supernovov\u00e1 exploze obohacuj\u00ed mezihv\u011bzdnou hmotu o t\u011b\u017ek\u00e9 prvky, kter\u00e9 budou za\u010dlen\u011bny do budouc\u00edch generac\u00ed hv\u011bzd.<\/p>\n
<\/p>\n
**Credit**: Luigi Morrone<\/p>\n","protected":false},"excerpt":{"rendered":"
Tento kosmick\u00fd sn\u00edmek zachycuje zorn\u00e9 pole v\u00edce ne\u017e dvakr\u00e1t \u0161ir\u0161\u00ed ne\u017e je pr\u016fm\u011br M\u011bs\u00edce v r\u00e1mci hranic vysoko na obloze le\u017e\u00edc\u00edho souhv\u011bzd\u00ed Labut\u011b. Sn\u00edmek, po\u0159\u00edzen\u00fd pomoc\u00ed astronomick\u00fdch \u00fazkop\u00e1smov\u00fdch filtr\u016f, zd\u016fraz\u0148uje […]<\/p>\n","protected":false},"author":1,"featured_media":3886,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3885","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\/3885","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=3885"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/3885\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/3886"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=3885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=3885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=3885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}