{"id":213621,"date":"2022-10-02T11:30:02","date_gmt":"2022-10-02T09:30:02","guid":{"rendered":"https:\/\/osr.org\/?p=213621"},"modified":"2022-10-02T11:30:02","modified_gmt":"2022-10-02T09:30:02","slug":"hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/","title":{"rendered":"Hubble bir \u00e7ift c\u00fcce galaksiyi koruyan g\u00f6r\u00fcnmez kalkan\u0131 ortaya \u00e7\u0131kard\u0131"},"content":{"rendered":"

Milyarlarca y\u0131ldan beridir, Samanyolu\u2019nun y\u00f6r\u00fcngesindeki en b\u00fcy\u00fck uydu galaksiler -B\u00fcy\u00fck ve K\u00fc\u00e7\u00fck Macellan Bulutlar\u0131- tehlikeli bir yolculuk ger\u00e7ekle\u015ftirdi. Ana galaksimize do\u011fru \u00e7ekilip birbirlerinin y\u00f6r\u00fcngesinde d\u00f6nerken, \u00e7\u00f6z\u00fclmeye ba\u015flad\u0131lar ve arkalar\u0131nda gaz halinde enkaz kal\u0131nt\u0131lar\u0131 b\u0131rakt\u0131lar. Ve buna ra\u011fmen -g\u00f6kbilimcileri \u015fa\u015f\u0131rtan bi\u00e7imde- bu c\u00fcce galaksiler, s\u00fcrmekte olan g\u00fc\u00e7l\u00fc y\u0131ld\u0131z olu\u015fumuyla da\u011f\u0131lmadan kald\u0131lar.<\/p>\n

\n

Colorado College\u2019da yard\u0131mc\u0131 do\u00e7ent olan Dhanesh Krishnarao, \u201cPek \u00e7ok insan bu madde ak\u0131nt\u0131lar\u0131n\u0131n nas\u0131l orada olabilece\u011fini izah etmek i\u00e7in \u00e7abal\u0131yordu\u201d diyor. \u201cE\u011fer gaz bu galaksilerden at\u0131ld\u0131ysa, h\u00e2l\u00e2 nas\u0131l y\u0131ld\u0131z yaratabiliyorlar?\u201d<\/p>\n

Krishnarao liderli\u011findeki bir g\u00f6kbilim ekibi NASA\u2019n\u0131n Hubble Uzay Teleskobu ve Uzak Mor\u00f6tesi Spektroskopik Aray\u0131c\u0131 (FUSE) adl\u0131 art\u0131k emekliye ayr\u0131lm\u0131\u015f bir uydudan sa\u011flanan veriler sayesinde nihayet cevab\u0131 buldu: Macellan sistemi s\u0131cak s\u00fcper\u015farjl\u0131 gaza kar\u015f\u0131 koruyucu kalkan i\u015flevi g\u00f6ren bir korona (hale benzeri bir yap\u0131) ile \u00e7evriliydi. Bu kalkan iki galaksiyi \u00e7evreliyor, i\u00e7erdi\u011fi gazlar\u0131n Samanyolu taraf\u0131ndan emilmesini \u00f6nl\u00fcyor ve bu sayede yeni y\u0131ld\u0131zlar yaratmay\u0131 s\u00fcrd\u00fcrmelerine imk\u00e2n tan\u0131yor.<\/p>\n

Nature dergisinde yay\u0131nlanan bu yeni ke\u015fif, galaksinin ge\u00e7irdi\u011fi evrimin yeni bir y\u00f6n\u00fcne de\u011finiyor. ABD\u2019nin Maryland eyaletindeki Baltimore kentinde bulunan Uzay Teleskobu Bilim Enstit\u00fcs\u00fc\u2019nde ara\u015ft\u0131rmac\u0131 olan Andrew Fox, \u201cGalaksiler kendilerini di\u011fer galaksilere kar\u015f\u0131 savunan bir kalkan i\u015flevi g\u00f6ren gazl\u0131 kozalara sar\u0131nm\u0131\u015flar\u201d diyor.<\/p>\n

G\u00f6kbilimciler hen\u00fcz birka\u00e7 y\u0131l \u00f6nce bu koronan\u0131n var oldu\u011funu \u00f6ng\u00f6rd\u00fcler. Wisconsin-Madison \u00dcniversitesi\u2019nde ara\u015ft\u0131rmac\u0131 olan Elena D\u2019Onghia, \u201cSamanyolu\u2019na do\u011fru \u00e7ekilen Macellan Bulutlar\u0131\u2019n\u0131n sim\u00fclasyonlar\u0131na bir kalkan koronas\u0131 ekledi\u011fimizde, ilk kez, emilen gaz\u0131n k\u00fctlesini a\u00e7\u0131klayabilece\u011fimizi ke\u015ffettik\u201d diyor. \u201cB\u00fcy\u00fck Macellan Bulutu\u2019nun bir koronaya sahip olacak kadar b\u00fcy\u00fck olmas\u0131 gerekti\u011fini biliyorduk.\u201d<\/p>\n

\u00d6te yandan, Macellan Bulutlar\u0131ndan \u00e7evreye do\u011fru 100 bin \u0131\u015f\u0131k y\u0131l\u0131ndan daha fazla bir mesafeye uzanmas\u0131na ve g\u00fcney g\u00f6ky\u00fcz\u00fcn\u00fcn b\u00fcy\u00fck bir b\u00f6l\u00fcm\u00fcn\u00fc kaplamas\u0131na kar\u015f\u0131n, hale g\u00f6r\u00fcnmez bir yap\u0131da. Haritalanmas\u0131, gerekli \u00f6l\u00e7\u00fcmler i\u00e7in 30 y\u0131ll\u0131k ar\u015fivlenmi\u015f verilerin taranmas\u0131n\u0131 gerektirdi.<\/p>\n

Ara\u015ft\u0131rmac\u0131lar, bir galaksinin sahip oldu\u011fu koronan\u0131n milyarlarca y\u0131l \u00f6nce galaksiyi olu\u015fturmak \u00fczere \u00e7\u00f6ken ilkel gaz bulutunun bir kal\u0131nt\u0131s\u0131 oldu\u011funu d\u00fc\u015f\u00fcn\u00fcyorlar. Koronalar daha uzak c\u00fcce galaksilerin \u00e7evresinde g\u00f6r\u00fclm\u00fc\u015f olsalar da g\u00f6kbilimciler \u015fimdiye dek hi\u00e7 bu denli ayr\u0131nt\u0131l\u0131 bi\u00e7imde ara\u015ft\u0131ramam\u0131\u015flard\u0131.<\/p>\n<\/div>\n

Bir y\u0131ld\u0131za isim verin!<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Milyarlarca y\u0131ldan beridir, Samanyolu\u2019nun y\u00f6r\u00fcngesindeki en b\u00fcy\u00fck uydu galaksiler -B\u00fcy\u00fck ve K\u00fc\u00e7\u00fck Macellan Bulutlar\u0131- tehlikeli bir yolculuk ger\u00e7ekle\u015ftirdi. Ana galaksimize do\u011fru \u00e7ekilip birbirlerinin y\u00f6r\u00fcngesinde d\u00f6nerken, \u00e7\u00f6z\u00fclmeye ba\u015flad\u0131lar ve arkalar\u0131nda gaz halinde enkaz kal\u0131nt\u0131lar\u0131 b\u0131rakt\u0131lar. Ve buna ra\u011fmen -g\u00f6kbilimcileri \u015fa\u015f\u0131rtan bi\u00e7imde- bu c\u00fcce galaksiler, s\u00fcrmekte olan g\u00fc\u00e7l\u00fc y\u0131ld\u0131z olu\u015fumuyla da\u011f\u0131lmadan kald\u0131lar. Colorado College\u2019da yard\u0131mc\u0131 do\u00e7ent olan […]<\/p>\n","protected":false},"author":23,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[506],"tags":[],"class_list":["post-213621","post","type-post","status-publish","format-standard","hentry","category-astronomi"],"acf":[],"yoast_head":"\nHubble bir \u00e7ift c\u00fcce galaksiyi koruyan g\u00f6r\u00fcnmez kalkan\u0131 ortaya \u00e7\u0131kard\u0131 - Online Star Register<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hubble bir \u00e7ift c\u00fcce galaksiyi koruyan g\u00f6r\u00fcnmez kalkan\u0131 ortaya \u00e7\u0131kard\u0131 - Online Star Register\" \/>\n<meta property=\"og:description\" content=\"Milyarlarca y\u0131ldan beridir, Samanyolu\u2019nun y\u00f6r\u00fcngesindeki en b\u00fcy\u00fck uydu galaksiler -B\u00fcy\u00fck ve K\u00fc\u00e7\u00fck Macellan Bulutlar\u0131- tehlikeli bir yolculuk ger\u00e7ekle\u015ftirdi. Ana galaksimize do\u011fru \u00e7ekilip birbirlerinin y\u00f6r\u00fcngesinde d\u00f6nerken, \u00e7\u00f6z\u00fclmeye ba\u015flad\u0131lar ve arkalar\u0131nda gaz halinde enkaz kal\u0131nt\u0131lar\u0131 b\u0131rakt\u0131lar. Ve buna ra\u011fmen -g\u00f6kbilimcileri \u015fa\u015f\u0131rtan bi\u00e7imde- bu c\u00fcce galaksiler, s\u00fcrmekte olan g\u00fc\u00e7l\u00fc y\u0131ld\u0131z olu\u015fumuyla da\u011f\u0131lmadan kald\u0131lar. Colorado College\u2019da yard\u0131mc\u0131 do\u00e7ent olan […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/\" \/>\n<meta property=\"og:site_name\" content=\"Online Star Register\" \/>\n<meta property=\"article:published_time\" content=\"2022-10-02T09:30:02+00:00\" \/>\n<meta name=\"author\" content=\"Hatice Utkan Ozden\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Hatice Utkan Ozden\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\n\t \"@context\": \"https:\/\/schema.org\",\n\t \"@graph\": [\n\t {\n\t \"@type\": \"WebPage\",\n\t \"@id\": \"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/\",\n\t \"url\": \"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/\",\n\t \"name\": \"Hubble bir \u00e7ift c\u00fcce galaksiyi koruyan g\u00f6r\u00fcnmez kalkan\u0131 ortaya \u00e7\u0131kard\u0131 - Online Star Register\",\n\t \"isPartOf\": {\n\t \"@id\": \"https:\/\/osr.org\/tr\/#website\"\n\t },\n\t \"datePublished\": \"2022-10-02T09:30:02+00:00\",\n\t \"author\": {\n\t \"@id\": \"https:\/\/osr.org\/tr\/#\/schema\/person\/ef86e8c767dff5d728379a636d34a85a\"\n\t },\n\t \"breadcrumb\": {\n\t \"@id\": \"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/#breadcrumb\"\n\t },\n\t \"inLanguage\": \"tr\",\n\t \"potentialAction\": [\n\t {\n\t \"@type\": \"ReadAction\",\n\t \"target\": [\n\t \"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/\"\n\t ]\n\t }\n\t ]\n\t },\n\t {\n\t \"@type\": \"BreadcrumbList\",\n\t \"@id\": \"https:\/\/osr.org\/tr\/blog\/astronomi\/hubble-bir-cift-cuce-galaksiyi-koruyan-gorunmez-kalkani-ortaya-cikardi\/#breadcrumb\",\n\t \"itemListElement\": [\n\t {\n\t \"@type\": \"ListItem\",\n\t \"position\": 1,\n\t \"name\": \"Home\",\n\t \"item\": \"https:\/\/osr.org\/tr\/\"\n\t },\n\t {\n\t \"@type\": \"ListItem\",\n\t \"position\": 2,\n\t \"name\": \"Astronomi\",\n\t \"item\": \"https:\/\/osr.org\/tr\/astronomi\/\"\n\t },\n\t {\n\t \"@type\": \"ListItem\",\n\t \"position\": 3,\n\t \"name\": \"Hubble bir \u00e7ift c\u00fcce galaksiyi koruyan g\u00f6r\u00fcnmez kalkan\u0131 ortaya \u00e7\u0131kard\u0131\"\n\t }\n\t ]\n\t },\n\t {\n\t \"@type\": \"WebSite\",\n\t \"@id\": \"https:\/\/osr.org\/tr\/#website\",\n\t \"url\": \"https:\/\/osr.org\/tr\/\",\n\t \"name\": \"Online Star Register\",\n\t \"description\": \"\",\n\t \"potentialAction\": [\n\t {\n\t \"@type\": \"SearchAction\",\n\t \"target\": {\n\t \"@type\": \"EntryPoint\",\n\t \"urlTemplate\": \"https:\/\/osr.org\/tr\/?s={search_term_string}\"\n\t },\n\t \"query-input\": {\n\t \"@type\": \"PropertyValueSpecification\",\n\t \"valueRequired\": true,\n\t \"valueName\": \"search_term_string\"\n\t }\n\t }\n\t ],\n\t \"inLanguage\": \"tr\"\n\t },\n\t {\n\t \"@type\": \"Person\",\n\t \"@id\": \"https:\/\/osr.org\/tr\/#\/schema\/person\/ef86e8c767dff5d728379a636d34a85a\",\n\t \"name\": \"Hatice Utkan Ozden\",\n\t \"description\": \"Hatice Utkan \u00d6zden is a writer and a journalist. 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