Co jsou to za podivn\u00e9 vesm\u00edrn\u00e9 \u00fatvary? Tyto nepr\u016fhledn\u00e9 mraky mezihv\u011bzdn\u00e9ho prachu a plynu, kter\u00e9 se nach\u00e1zej\u00ed v hust\u00fdch hv\u011bzdn\u00fdch pol\u00edch a z\u00e1\u0159\u00edc\u00edm vod\u00edkov\u00e9m plynu, jsou tak rozs\u00e1hl\u00e9, \u017ee by mohly b\u00fdt schopny vytvo\u0159it hv\u011bzdy. Jejich domovem je oblast zn\u00e1m\u00e1 jako IC 2944, jasn\u00e1 hv\u011bzdn\u00e1 porodnice vzd\u00e1len\u00e1 asi 7 600 sv\u011bteln\u00fdch let ve sm\u011bru souhv\u011bzd\u00ed Kentau\u0159\u00edho (Centaurus). Nejv\u011bt\u0161\u00ed z t\u011bchto tmav\u00fdch globul\u00ed, poprv\u00e9 spat\u0159en\u00fd A. D. Thackerayem v roce 1950 pomoc\u00ed dalekohledu v Ji\u017en\u00ed Africe, je pravd\u011bpodobn\u011b tvo\u0159en dv\u011bma samostatn\u00fdmi, ale p\u0159ekr\u00fdvaj\u00edc\u00edmi se mraky, z nich\u017e ka\u017ed\u00fd m\u00e1 \u0161\u00ed\u0159ku v\u00edce ne\u017e jeden sv\u011bteln\u00fd rok. Spolu s dal\u0161\u00edmi \u00fadaji nazna\u010duje i tento sn\u00edmek z Hubbleovy palety po\u0159\u00edzen\u00fd z observato\u0159e El Sauce v Chile, \u017ee Thackerayovy globule jsou rozt\u0159\u00ed\u0161t\u011bn\u00e9 a v\u00ed\u0159\u00ed v d\u016fsledku intenzivn\u00edho ultrafialov\u00e9ho z\u00e1\u0159en\u00ed mlad\u00fdch, hork\u00fdch hv\u011bzd, kter\u00e9 ji\u017e dod\u00e1vaj\u00ed energii a zah\u0159\u00edvaj\u00ed jasnou emisn\u00ed mlhovinu. Tyto a podobn\u00e9 tmav\u00e9 globule, o nich\u017e je zn\u00e1mo, \u017ee jsou spojeny s jin\u00fdmi oblastmi tvorby hv\u011bzd, mohou b\u00fdt nakonec rozpt\u00fdleny sv\u00fdm nep\u0159\u00e1telsk\u00fdm prost\u0159ed\u00edm \u2013 jako kosmick\u00e9 hrudky m\u00e1sla na hork\u00e9 p\u00e1nvi. Mezihv\u011bzdn\u00e1 skl\u00e1da\u010dka: Astronomick\u00e1 h\u00e1danka dne<\/p>\n
<\/p>\n
**Credit**: John Hayes<\/p>\n","protected":false},"excerpt":{"rendered":"
Co jsou to za podivn\u00e9 vesm\u00edrn\u00e9 \u00fatvary? Tyto nepr\u016fhledn\u00e9 mraky mezihv\u011bzdn\u00e9ho prachu a plynu, kter\u00e9 se nach\u00e1zej\u00ed v hust\u00fdch hv\u011bzdn\u00fdch pol\u00edch a z\u00e1\u0159\u00edc\u00edm vod\u00edkov\u00e9m plynu, jsou tak rozs\u00e1hl\u00e9, \u017ee by […]<\/p>\n","protected":false},"author":1,"featured_media":3892,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3891","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\/3891","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=3891"}],"version-history":[{"count":0,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/posts\/3891\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media\/3892"}],"wp:attachment":[{"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/media?parent=3891"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/categories?post=3891"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/astrohodonin.cz\/index.php\/wp-json\/wp\/v2\/tags?post=3891"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}