{"id":14452,"date":"2023-10-15T12:16:49","date_gmt":"2023-10-15T12:16:49","guid":{"rendered":"https:\/\/www.lifescienceart.com\/?p=14452"},"modified":"2023-10-15T12:16:49","modified_gmt":"2023-10-15T12:16:49","slug":"dark-nebulae-cosmic-birthplaces-hidden-in-the-night-sky","status":"publish","type":"post","link":"https:\/\/www.lifescienceart.com\/hu\/science\/astrophysics\/dark-nebulae-cosmic-birthplaces-hidden-in-the-night-sky\/","title":{"rendered":"S\u00f6t\u00e9t k\u00f6d\u00f6k: a kozmikus b\u00f6lcs\u0151k, amelyek elrejtik az \u00e9jszakai \u00e9gboltot"},"content":{"rendered":"<h2 class=\"wp-block-heading\">S\u00f6t\u00e9t k\u00f6d\u00f6k: kozmikus b\u00f6lcs\u0151k az \u00e9jszakai \u00e9gbolton<\/h2>\n\n<h2 class=\"wp-block-heading\">Mik azok a s\u00f6t\u00e9t k\u00f6d\u00f6k?<\/h2>\n\n<p>A s\u00f6t\u00e9t k\u00f6d\u00f6k rejt\u00e9lyes kozmikus felh\u0151k, amelyek s\u0171r\u0171 g\u00e1zb\u00f3l \u00e9s porb\u00f3l \u00e1llnak, amelyek elnyelik \u00e9s sz\u00e9tsz\u00f3rj\u00e1k a f\u00e9nyt, \u00edgy s\u00f6t\u00e9t foltokk\u00e9nt jelennek meg a csillagos \u00e9gbolt h\u00e1tter\u00e9ben. Balj\u00f3s megjelen\u00e9s\u00fck ellen\u00e9re ezek a r\u00e9gi\u00f3k val\u00f3j\u00e1ban \u00e9l\u00e9nk csillag b\u00f6lcs\u0151k, ahol \u00faj csillagok sz\u00fcletnek.<\/p>\n\n<h2 class=\"wp-block-heading\">Lupus 3: egy csillag b\u00f6lcs\u0151 k\u00f6zel otthonunkhoz<\/h2>\n\n<p>Mind\u00f6ssze 600 f\u00e9ny\u00e9vnyire a F\u00f6ldt\u0151l, a Skorpi\u00f3 csillagk\u00e9pben tal\u00e1lhat\u00f3 a Lupus 3, az egyik legk\u00f6zelebbi csillag b\u00f6lcs\u0151 bolyg\u00f3nkhoz. Ez a s\u00f6t\u00e9t k\u00f6d az egyik f\u0151 c\u00e9lpontja a csillagok sz\u00fclet\u00e9s\u00e9t \u00e9s evol\u00faci\u00f3j\u00e1t tanulm\u00e1nyoz\u00f3 csillag\u00e1szoknak.<\/p>\n\n<h2 class=\"wp-block-heading\">A Lupus 3 megfigyel\u00e9se<\/h2>\n\n<p>A Lupus 3 eddigi legr\u00e9szletesebb k\u00e9peit a Very Large Telescope (VLT) \u00e9s a MPG\/ESO 2,2 m\u00e9teres t\u00e1vcs\u0151 k\u00e9sz\u00edtette, amelyeket az Eur\u00f3pai D\u00e9li Obszervat\u00f3rium \u00fczemeltet Chil\u00e9ben. Ezek a t\u00e1vcs\u00f6vek lehet\u0151v\u00e9 teszik a csillag\u00e1szok sz\u00e1m\u00e1ra, hogy betekint\u00e9st nyerjenek a k\u00f6d m\u00e9ly\u00e9re, \u00e9s tan\u00fai legyenek \u00faj csillagok kialakul\u00e1s\u00e1nak.<\/p>\n\n<h2 class=\"wp-block-heading\">Csillagk\u00e9pz\u0151d\u00e9s a s\u00f6t\u00e9t k\u00f6d\u00f6kben<\/h2>\n\n<p>A s\u00f6t\u00e9t k\u00f6d\u00f6k hatalmas g\u00e1z- \u00e9s porfelh\u0151kb\u0151l \u00e1llnak, amelyek a saj\u00e1t gravit\u00e1ci\u00f3juk hat\u00e1s\u00e1ra \u00f6sszeomlanak, \u00e9s s\u0171r\u0171 magokat alkotnak. Ezekben a magokban a h\u0151m\u00e9rs\u00e9klet \u00e9s a nyom\u00e1s addig emelkedik, am\u00edg el nem indul a magf\u00fazi\u00f3, \u00faj csillagoknak adva \u00e9letet. Ahogy ezek a csillagok n\u0151nek, sug\u00e1rz\u00e1st \u00e9s er\u0151s szeleket bocs\u00e1tanak ki, amelyek elt\u00e1vol\u00edtj\u00e1k a k\u00f6rnyez\u0151 g\u00e1zt \u00e9s port, felfedve ragyog\u00f3 f\u00e9ny\u00fcket.<\/p>\n\n<h2 class=\"wp-block-heading\">A s\u00f6t\u00e9t k\u00f6d\u00f6k szerepe<\/h2>\n\n<p>A csillag\u00e1szok az\u00e9rt tanulm\u00e1nyozz\u00e1k a s\u00f6t\u00e9t k\u00f6d\u00f6ket, hogy betekint\u00e9st nyerjenek a csillagok, k\u00f6zt\u00fck a saj\u00e1t Napunk sz\u00fclet\u00e9s\u00e9be. A kozmikus b\u00f6lcs\u0151kben zajl\u00f3 folyamatok meg\u00e9rt\u00e9s\u00e9vel a tud\u00f3sok \u00f6sszerakhatj\u00e1k azt a kirak\u00f3st, hogy mik\u00e9nt j\u00f6nnek l\u00e9tre a csillagok \u00e9s a bolyg\u00f3rendszerek.<\/p>\n\n<h2 class=\"wp-block-heading\">H\u00edres s\u00f6t\u00e9t k\u00f6d\u00f6k<\/h2>\n\n<p>A Lupus 3 nem az egyetlen s\u00f6t\u00e9t k\u00f6d az \u00e9jszakai \u00e9gbolton. M\u00e1s j\u00f3l ismert p\u00e9ld\u00e1k k\u00f6z\u00e9 tartoznak:<\/p>\n\n<ul class=\"wp-block-list\">\n<li><strong>Sz\u00e9nzs\u00e1k-k\u00f6d:<\/strong> egy nagy, a D\u00e9li Kereszt k\u00f6zel\u00e9ben tal\u00e1lhat\u00f3 s\u00f6t\u00e9t k\u00f6d<\/li>\n<li><strong>Nagy Hasad\u00e9k:<\/strong> egy hatalmas, k\u00edgy\u00f3szer\u0171 s\u00f6t\u00e9t k\u00f6d, amely \u00e1tszeli a Tejutat<\/li>\n<li><strong>L\u00f3fej-k\u00f6d:<\/strong> egy l\u00f3 fej\u00e9re hasonl\u00edt\u00f3 s\u00f6t\u00e9t k\u00f6d, amely az Orion csillagk\u00e9pben l\u00e1that\u00f3<\/li>\n<\/ul>\n\n<h2 class=\"wp-block-heading\">E.E. Barnard felfedez\u00e9se<\/h2>\n\n<p>A s\u00f6t\u00e9t k\u00f6d\u00f6k felfedez\u00e9se E.E. Barnard nev\u00e9hez f\u0171z\u0151dik, aki az 1900-as \u00e9vek elej\u00e9n k\u00f6zel 200 ilyen kozmikus felh\u0151t f\u00e9nyk\u00e9pezett le. Megfigyel\u00e9sei felt\u00e1rt\u00e1k, hogy a s\u00f6t\u00e9t k\u00f6d\u00f6k nem \u00fcresek, hanem s\u0171r\u0171 g\u00e1z- \u00e9s porkoncentr\u00e1ci\u00f3k.<\/p>\n\n<h2 class=\"wp-block-heading\">A s\u00f6t\u00e9t k\u00f6d\u00f6k, mint kozmikus rejt\u00e9lyek<\/h2>\n\n<p>A s\u00f6t\u00e9t k\u00f6d\u00f6k tov\u00e1bbra is rejt\u00e9lyes objektumok maradnak, amelyek titkokat \u0151riznek a csillagok kialakul\u00e1s\u00e1r\u00f3l \u00e9s evol\u00faci\u00f3j\u00e1r\u00f3l. E kozmikus b\u00f6lcs\u0151k folyamatos tanulm\u00e1nyoz\u00e1s\u00e1val a csillag\u00e1szok rem\u00e9lik, hogy megfejtik az \u00faj csillagok sz\u00fclet\u00e9s\u00e9t \u00e9s a vil\u00e1gegyetem eredet\u00e9t \u00f6vez\u0151 rejt\u00e9lyeket.<\/p>","protected":false},"excerpt":{"rendered":"<p>S\u00f6t\u00e9t k\u00f6d\u00f6k: kozmikus b\u00f6lcs\u0151k az \u00e9jszakai \u00e9gbolton Mik azok a s\u00f6t\u00e9t k\u00f6d\u00f6k? A s\u00f6t\u00e9t k\u00f6d\u00f6k rejt\u00e9lyes kozmikus felh\u0151k, amelyek s\u0171r\u0171 g\u00e1zb\u00f3l \u00e9s porb\u00f3l \u00e1llnak, amelyek elnyelik \u00e9s sz\u00e9tsz\u00f3rj\u00e1k a f\u00e9nyt,&hellip;<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[958],"tags":[435,15608,19390,434],"class_list":["post-14452","post","type-post","status-publish","format-standard","hentry","category-astrophysics","tag-astronomy","tag-star-formation","tag-dark-nebulae","tag-space-exploration"],"_links":{"self":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/14452","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/comments?post=14452"}],"version-history":[{"count":1,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/14452\/revisions"}],"predecessor-version":[{"id":14453,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/posts\/14452\/revisions\/14453"}],"wp:attachment":[{"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/media?parent=14452"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/categories?post=14452"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.lifescienceart.com\/hu\/wp-json\/wp\/v2\/tags?post=14452"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}