{"id":1038,"date":"2010-05-12T08:05:00","date_gmt":"2010-05-12T06:05:00","guid":{"rendered":"https:\/\/kids.esa.int\/herschel_highlights_hidden_stars\/"},"modified":"2026-10-08T00:35:11","modified_gmt":"2026-10-07T22:35:11","slug":"herschel_highlights_hidden_stars","status":"publish","type":"post","link":"https:\/\/kids.esa.int\/cs\/herschel_highlights_hidden_stars\/","title":{"rendered":"Herschel odhaluje skryt\u00e9 hv\u011bzdy"},"content":{"rendered":"<div class=\"lede\">\n<p>P\u0159ed rokem byla vypu\u0161t\u011bna vesm\u00edrn\u00e1 observato\u0159 Herschel agentury ESA s c\u00edlem prozkoumat infra\u010derven\u00fd vesm\u00edr. Herschel, kter\u00fd nyn\u00ed bezpe\u010dn\u011b ob\u00edh\u00e1 ve vzd\u00e1lenosti p\u0159ibli\u017en\u011b 1,5 milionu km od Zem\u011b, za\u010d\u00edn\u00e1 odhalovat dosud skryt\u00e9 podrobnosti o vzniku hv\u011bzd. Nov\u00e9 sn\u00edmky ukazuj\u00ed tis\u00edce vzd\u00e1len\u00fdch galaxi\u00ed, v nich\u017e se bou\u0159liv\u011b rod\u00ed hv\u011bzdy, a n\u00e1dhern\u00e9 mraky, v nich\u017e vznikaj\u00ed hv\u011bzdy, rozpt\u00fdlen\u00e9 po cel\u00e9 Ml\u00e9\u010dn\u00e9 dr\u00e1ze.<\/p>\n<\/div>\n<p>Herschel je nejv\u011bt\u0161\u00ed astronomick\u00e1 observato\u0159, jak\u00e1 kdy byla vypu\u0161t\u011bna do vesm\u00edru, s hlavn\u00edm zrcadlem \u010dty\u0159ikr\u00e1t \u0161ir\u0161\u00edm ne\u017e u jak\u00e9hokoli p\u0159edchoz\u00edho infra\u010derven\u00e9ho vesm\u00edrn\u00e9ho dalekohledu. D\u00edky tomu m\u016f\u017ee studovat studen\u00e9 mraky v na\u0161\u00ed Galaxii, v nich\u017e vznikaj\u00ed hv\u011bzdy, podrobn\u011bji ne\u017e kdykoli p\u0159edt\u00edm. Jedna z t\u011bchto oblast\u00ed, zn\u00e1m\u00e1 jako RCW 120, obsahuje nov\u011b zrozenou hv\u011bzdu, kter\u00e1 se z\u0159ejm\u011b b\u011bhem p\u0159\u00ed\u0161t\u00edch n\u011bkolika set tis\u00edc let stane superobrem.<\/p>\n<figure class=\"wp-block-image size-large\" data-width=\"2545\" data-credit=\"ESA\/Hi-GAL Consortium\" data-detail-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2010\/05\/Stellar_pregnancy_and_birth_in_the_Milky_Way2\" data-licence=\"ESA Standard Licence\" data-licence-url=\"https:\/\/www.esa.int\/ESA_Multimedia\/Terms_and_conditions_of_use_of_images_and_videos_available_on_the_esa_website\"><img decoding=\"async\" loading=\"lazy\" style=\"max-width:100%;height:auto\" src=\"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2010\/05\/stellar_pregnancy_and_birth_in_the_milky_way2\/17885989-2-eng-GB\/Stellar_pregnancy_and_birth_in_the_Milky_Way.jpg\" alt=\"Stellar pregnancy and birth in the Milky Way\"><\/figure>\n<p>Tato mlad\u00e1 hv\u011bzda, kter\u00e1 je ji\u017e 8 a\u017e 10kr\u00e1t t\u011b\u017e\u0161\u00ed ne\u017e Slunce, je obklopena obrovsk\u00fdm mrakem plynu a prachu, z n\u011bho\u017e se m\u016f\u017ee \u017eivit a r\u016fst. V\u011bdci zat\u00edm nech\u00e1pou, jak se hv\u011bzdy zv\u011bt\u0161uj\u00ed a\u017e na 150 slune\u010dn\u00edch hmotnost\u00ed, a proto bude RCW 120 pe\u010dliv\u011b sledov\u00e1na, aby se zjistilo, jak se takov\u00e9 superobry tvo\u0159\u00ed.<\/p>\n<p>Dal\u0161\u00ed nov\u00fd sn\u00edmek z dru\u017eice Herschel ukazuje, jak se hmota v Ml\u00e9\u010dn\u00e9 dr\u00e1ze shlukuje a vytv\u00e1\u0159\u00ed hv\u011bzdy. \u2018Z\u00e1rodky\u2019 se nejprve objevuj\u00ed uvnit\u0159 pruh\u016f z\u00e1\u0159\u00edc\u00edho prachu a plynu a tvo\u0159\u00ed \u0159et\u011bzce hv\u011bzdn\u00fdch kol\u00e9bek dlouh\u00e9 des\u00edtky sv\u011bteln\u00fdch let. Za hranicemi na\u0161\u00ed Ml\u00e9\u010dn\u00e9 dr\u00e1hy dru\u017eice Herschel zm\u011b\u0159ila infra\u010derven\u00e9 z\u00e1\u0159en\u00ed z tis\u00edc\u016f dal\u0161\u00edch galaxi\u00ed, rozprost\u0159en\u00fdch na vzd\u00e1lenost miliard sv\u011bteln\u00fdch let.<\/p>\n<p>Zkoum\u00e1n\u00edm jasu t\u011bchto sv\u011bteln\u00fdch te\u010dek se uk\u00e1zalo, \u017ee hv\u011bzdy se v minulosti tvo\u0159ily 10\u201315kr\u00e1t rychleji ne\u017e dnes. Satelit Herschel tak\u00e9 zaznamenal l\u00e1tku, kter\u00e1 se na Zemi p\u0159irozen\u011b nevyskytuje \u2013 molekuly vody, kter\u00e9 byly roz\u0161t\u011bpeny siln\u00fdm z\u00e1\u0159en\u00edm a nabyt\u00e9 elektrick\u00fdm n\u00e1bojem.<\/p>","protected":false},"excerpt":{"rendered":"<p>One year ago, ESA\u2019s Herschel space observatory was launched on a mission to explore the infrared Universe. Now safely orbiting about 1.5 million km from Earth, Herschel is beginning to [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"esa_banner_image":"https:\/\/www.esa.int\/var\/esa\/storage\/images\/esa_multimedia\/images\/2010\/05\/the_galactic_bubble_rcw_1202\/17893944-2-eng-GB\/The_Galactic_bubble_RCW_120.jpg","esa_banner_description":"","esa_banner_credit":"ESA\/PACS\/SPIRE\/HOBYS Consortia","esa_banner_licence":"ESA Standard Licence","esa_banner_detail_url":"https:\/\/www.esa.int\/ESA_Multimedia\/Images\/2010\/05\/The_Galactic_bubble_RCW_1202","esa_external_url":"","esa_external_new_window":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_post_was_ever_published":true},"categories":[10,11,21],"tags":[],"panel":[],"language":[],"age":[],"duration":[],"resource_type":[],"audience":[],"wf_post_folders":[],"class_list":["post-1038","post","type-post","status-publish","format-standard","hentry","category-learn","category-our-universe","category-stars-and-galaxies"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1038","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/comments?post=1038"}],"version-history":[{"count":4,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1038\/revisions"}],"predecessor-version":[{"id":4811,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/posts\/1038\/revisions\/4811"}],"wp:attachment":[{"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/media?parent=1038"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/categories?post=1038"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/tags?post=1038"},{"taxonomy":"panel","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/panel?post=1038"},{"taxonomy":"language","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/language?post=1038"},{"taxonomy":"age","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/age?post=1038"},{"taxonomy":"duration","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/duration?post=1038"},{"taxonomy":"resource_type","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/resource_type?post=1038"},{"taxonomy":"audience","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/audience?post=1038"},{"taxonomy":"wf_post_folders","embeddable":true,"href":"https:\/\/kids.esa.int\/cs\/wp-json\/wp\/v2\/wf_post_folders?post=1038"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}