{"id":110804,"date":"2023-08-10T11:21:10","date_gmt":"2023-08-10T11:21:10","guid":{"rendered":"https:\/\/haberulus.net\/?p=110804"},"modified":"2023-08-10T11:21:10","modified_gmt":"2023-08-10T11:21:10","slug":"earendelin-gunesten-bir-milyon-kat-parlak-oldugu-belirlendi","status":"publish","type":"post","link":"https:\/\/haberulus.net\/?p=110804","title":{"rendered":"Earendel\u2019in G\u00fcne\u015f\u2019ten bir milyon kat parlak oldu\u011fu belirlendi"},"content":{"rendered":"

NASA\u2019n\u0131n a\u00e7\u0131klamas\u0131na g\u00f6re Webb Uzay Teleskobu, daha \u00f6nce Hubble Uzay Teleskobu taraf\u0131ndan ke\u015ffedilen ve B\u00fcy\u00fck Patlama\u2019dan sonraki bir milyar y\u0131l i\u00e7inde g\u00f6zlemlenen, evrende \u015fimdiye kadar tespit edilen en uzak y\u0131ld\u0131za dair g\u00f6zlemleri geni\u015fletti.<\/p>\n

Webb Teleskobu\u2019nun yak\u0131n k\u0131z\u0131l\u00f6tesi kameras\u0131 (NIRCam) g\u00f6r\u00fcnt\u00fclerini inceleyen bilim insanlar\u0131, Earendel\u2019in, G\u00fcne\u015f\u2019ten iki kat daha s\u0131cak, yakla\u015f\u0131k bir milyon kat daha parlak ve b\u00fcy\u00fck bir B-tipi y\u0131ld\u0131z oldu\u011funu belirledi.<\/p>\n

Hubble ve Webb, y\u0131ld\u0131z\u0131 D\u00fcnya ile Earendel\u2019in aras\u0131nda bulunan \u201cWHL0137-08\u201d adl\u0131 g\u00f6k ada k\u00fcmesinin b\u00fcy\u00fckl\u00fc\u011f\u00fc nedeniyle uzay dokusunun b\u00fck\u00fclmesiyle olu\u015fan \u201ck\u00fctle \u00e7ekimsel mercekleme\u201d etkisi sayesinde tespit etti.<\/p>\n

Earendel\u2019in Webb\u2019in y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc k\u0131z\u0131l\u00f6tesi foto\u011fraf\u0131nda bile yaln\u0131zca tek bir \u0131\u015f\u0131k noktas\u0131 olarak g\u00f6r\u00fcld\u00fc\u011f\u00fcn\u00fc belirten astronomlar, bundan yola \u00e7\u0131karak \u201cmercekleme\u201d etkisiyle 4 bin kat b\u00fcy\u00fck g\u00f6r\u00fcnd\u00fc\u011f\u00fcn\u00fc, \u015fimdiye kadar tespit edilen en uzak y\u0131ld\u0131z oldu\u011funu ve B\u00fcy\u00fck Patlama\u2019dan sonraki bir milyar y\u0131l i\u00e7inde g\u00f6zlemlendi\u011fini kaydetti.<\/p>\n

\"\"<\/p>\n

Astronomlar, Earendel\u2019in k\u00fctlesindeki y\u0131ld\u0131zlar\u0131n genellikle ikili oldu\u011funu ancak Earendel \u00f6rne\u011finde bunlar\u0131n birbirine yak\u0131nl\u0131\u011f\u0131 nedeniyle Webb taraf\u0131ndan tespit edilemeyece\u011fini d\u00fc\u015f\u00fcn\u00fcyor.<\/p>\n

Bununla birlikte Earendel\u2019in rengini inceleyen g\u00f6k bilimciler, daha so\u011fuk ve daha k\u0131rm\u0131z\u0131 bir karde\u015finin olabilece\u011finin d\u00fc\u015f\u00fcn\u00fcld\u00fc\u011f\u00fcn\u00fc kaydetti.<\/p>\n

Webb\u2019in NIRCam g\u00f6r\u00fcnt\u00fcleri, evrenin ilk milyar y\u0131l\u0131nda \u015fimdiye kadar tespit edilen en y\u00fcksek oranda b\u00fcy\u00fct\u00fclm\u00fc\u015f g\u00f6k ada olan Sunrise Arc\u2019\u0131n di\u011fer \u00f6nemli ayr\u0131nt\u0131lar\u0131n\u0131 da g\u00f6steriyor. G\u00f6r\u00fcnt\u00fclerde gen\u00e7 y\u0131ld\u0131zlar\u0131 olu\u015fturan, 5 milyon y\u0131ldan daha gen\u00e7 oldu\u011fu tahmin edilen b\u00f6lgeler ve 10 \u0131\u015f\u0131k y\u0131l\u0131na kadar uzanan daha eski yerle\u015fik y\u0131ld\u0131z k\u00fcmeleri bulunuyor.
Earendel\u2019in iki yan\u0131ndaki daha k\u00fc\u00e7\u00fck noktalar ise en az 10 milyon ya\u015f\u0131nda oldu\u011fu d\u00fc\u015f\u00fcn\u00fclen daha eski, daha yerle\u015fik bir y\u0131ld\u0131z k\u00fcmesinin g\u00f6r\u00fcnt\u00fcleri.<\/p>\n

G\u00f6k bilimciler, bu y\u0131ld\u0131z k\u00fcmesinin k\u00fctle \u00e7ekimiyle ba\u011fl\u0131 bulundu\u011funu ve muhtemelen halen var oldu\u011funu d\u00fc\u015f\u00fcn\u00fcyor. (AA)<\/p>\n","protected":false},"excerpt":{"rendered":"

ABD Havac\u0131l\u0131k ve Uzay Ajans\u0131’n\u0131n (NASA) James Webb Uzay Teleskobu, \u015fimdiye kadar ke\u015ffedilen en uzak y\u0131ld\u0131z Earendel’in, G\u00fcne\u015f’ten yakla\u015f\u0131k bir milyon kat daha parlak oldu\u011funu tespit etti.<\/p>\n","protected":false},"author":1,"featured_media":110805,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[367,2502],"class_list":["post-110804","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji","tag-tespit","tag-webb"],"_links":{"self":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts\/110804","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=110804"}],"version-history":[{"count":1,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts\/110804\/revisions"}],"predecessor-version":[{"id":110806,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/posts\/110804\/revisions\/110806"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=\/wp\/v2\/media\/110805"}],"wp:attachment":[{"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=110804"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=110804"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/haberulus.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=110804"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}