{"id":47964,"date":"2026-10-07T02:27:03","date_gmt":"2026-10-06T23:27:03","guid":{"rendered":"https:\/\/kuzeyinsesi.org\/index.php\/2026\/10\/07\/bilim-insanlari-daha-once-hic-gorulmemis-bir-gezegen-kesfetti\/"},"modified":"2026-10-07T02:27:03","modified_gmt":"2026-10-06T23:27:03","slug":"bilim-insanlari-daha-once-hic-gorulmemis-bir-gezegen-kesfetti","status":"publish","type":"post","link":"https:\/\/kuzeyinsesi.org\/index.php\/2026\/10\/07\/bilim-insanlari-daha-once-hic-gorulmemis-bir-gezegen-kesfetti\/","title":{"rendered":"Bilim insanlar\u0131 daha \u00f6nce hi\u00e7 g\u00f6r\u00fclmemi\u015f bir gezegen ke\u015ffetti"},"content":{"rendered":"<p><\/p>\n<div>\n<p>&#13;<br \/>\n\tAra\u015ft\u0131rmay\u0131 y\u00f6neten Warwick \u00dcniversitesinden doktora \u00f6\u011frencisi Jamie Williams, &#8220;\u0130kinci nesil gezegenler, bir y\u0131ld\u0131z\u0131n \u00f6l\u00fcrken d\u0131\u015far\u0131 att\u0131\u011f\u0131 maddelerden olu\u015fan d\u00fcnyalard\u0131r. Bunlar son derece nadirdir ve bir beyaz c\u00fccenin etraf\u0131nda b\u00f6yle bir gezegen bulmak tamamen beklenmedik bir durumdu. Bu, bir zamanlar y\u00f6r\u00fcngesinde d\u00f6nd\u00fc\u011f\u00fc y\u0131ld\u0131z\u0131n k\u00fcllerinden yeniden do\u011fan bir gezegen bulmaya benziyor.&#8221; dedi.<\/p>\n<h2>&#13;<br \/>\n\tBeyaz c\u00fccenin etraf\u0131nda ilk kez g\u00f6r\u00fcld\u00fc<\/h2>\n<p>&#13;<br \/>\n\tG\u00f6k bilimciler daha \u00f6nce pulsar olarak bilinen yo\u011fun y\u0131ld\u0131zlar\u0131n etraf\u0131nda bu t\u00fcr &#8220;yeniden do\u011fmu\u015f&#8221; d\u00fcnyalar\u0131n olas\u0131 \u00f6rneklerini tespit etmi\u015fti. Ancak bu t\u00fcr bir gezegen ilk kez bir beyaz c\u00fccenin etraf\u0131nda g\u00f6r\u00fcld\u00fc. Evrende \u00f6l\u00fc y\u0131ld\u0131zlar\u0131n \u00e7ok daha yayg\u0131n oldu\u011fu <a href=\"https:\/\/www.trthaber.com\/etiket\/goz\/\" target=\"_blank\">g\u00f6z<\/a> \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda, bu ke\u015fif, uzayda tahmin edilenden daha fazla yeniden do\u011fmu\u015f gezegen olabilece\u011fini g\u00f6steriyor.<\/p>\n<p>&#13;<br \/>\n\tBeyaz c\u00fcceler, bir y\u0131ld\u0131z\u0131n yak\u0131t\u0131 t\u00fckendi\u011finde geride kalan \u00e7\u00f6km\u00fc\u015f \u00e7ekirdekler olarak biliniyor. Bu y\u0131ld\u0131zlar, yak\u0131nlar\u0131ndaki maddeleri kendilerine \u00e7ekiyor ve g\u00f6k bilimcilerin y\u00f6r\u00fcngelerindeki gezegenleri anlamak i\u00e7in kullanabilecekleri kimyasal bir iz b\u0131rak\u0131yor.<\/p>\n<h2>&#13;<br \/>\n\tNASA&#8217;n\u0131n teleskobu bulgular\u0131 destekliyor<\/h2>\n<p>&#13;<br \/>\n\tYeni ara\u015ft\u0131rmada bilim insanlar\u0131, HS 0209+0832 adl\u0131 bir beyaz c\u00fcceyi inceledi. \u0130nceleme s\u0131ras\u0131nda, y\u0131ld\u0131z \u00f6l\u00fcrken ortaya \u00e7\u0131kan ancak daha \u00f6nce bir beyaz c\u00fccede rastlanmayan niyobyum adl\u0131 bir maddenin b\u00fcy\u00fck miktarlar\u0131n\u0131 i\u00e7eren al\u0131\u015f\u0131lmad\u0131k bir kimyasal iz tespit edildi.<\/p>\n<p>&#13;<br \/>\n\tG\u00f6k bilimciler, beyaz c\u00fccenin yak\u0131nlarda yeni olu\u015fan dev bir gezegenden beslenmesi nedeniyle bu sinyalin ortaya \u00e7\u0131kt\u0131\u011f\u0131n\u0131 d\u00fc\u015f\u00fcn\u00fcyor. Uzmanlar, s\u00f6z konusu dev gezegenin de y\u0131ld\u0131z\u0131n \u00f6l\u00fcp beyaz c\u00fcceye d\u00f6n\u00fc\u015fmesi s\u0131ras\u0131nda geride kalan par\u00e7alardan olu\u015ftu\u011funu ifade ediyor.<\/p>\n<p>&#13;<br \/>\n\tAra\u015ft\u0131rmac\u0131lar\u0131n <a href=\"https:\/\/www.trthaber.com\/etiket\/abd\/\" target=\"_blank\">ABD<\/a> <a href=\"https:\/\/www.trthaber.com\/etiket\/havacilik\/\" target=\"_blank\">Havac\u0131l\u0131k<\/a> ve <a href=\"https:\/\/www.trthaber.com\/etiket\/uzay\/\" target=\"_blank\">Uzay<\/a> Ajans\u0131n\u0131n (NASA) TESS teleskobundan elde edilen verileri kullanmas\u0131n\u0131n ard\u0131ndan bu bulgu daha da g\u00fc\u00e7lendi. Veriler, gezegenden her 4,4 g\u00fcnde bir tekrarlanan zay\u0131f bir sinyal geldi\u011fini g\u00f6sterdi.<\/p>\n<p>&#13;<br \/>\n\tBu durum, beyaz c\u00fccenin \u00e7ok yak\u0131n\u0131nda y\u00f6r\u00fcngede d\u00f6nen J\u00fcpiter b\u00fcy\u00fckl\u00fc\u011f\u00fcnde bir gezegenin varl\u0131\u011f\u0131yla a\u00e7\u0131klan\u0131yor. Ara\u015ft\u0131rmac\u0131lar, y\u0131ld\u0131za \u00e7ok yak\u0131n olmas\u0131 nedeniyle gezegenin d\u0131\u015f atmosferindeki maddenin, \u00f6l\u00fc y\u0131ld\u0131zdan gelen <a href=\"https:\/\/www.trthaber.com\/etiket\/radyasyon\/\" target=\"_blank\">radyasyon<\/a> y\u00fcz\u00fcnden kaynayarak yok oldu\u011funu \u00f6ne s\u00fcr\u00fcyor. Ka\u00e7an bu madde beyaz c\u00fccenin y\u00fczeyine \u00e7arpt\u0131\u011f\u0131nda al\u0131\u015f\u0131lmad\u0131k kimyasal izi \u00fcretiyor.<\/p>\n<h2>&#13;<br \/>\n\tYa\u015fanabilir gezegen aray\u0131\u015f\u0131nda yeni bir f\u0131rsat<\/h2>\n<p>&#13;<br \/>\n\tDo\u011frulanmas\u0131 halinde bu g\u00f6k cismi sadece t\u00fcr\u00fcn\u00fcn g\u00f6r\u00fclen ilk \u00f6rne\u011fi olmakla kalm\u0131yor, ayn\u0131 zamanda di\u011fer \u00f6l\u00fc y\u0131ld\u0131zlar\u0131n \u0131\u015f\u0131\u011f\u0131ndaki benzer kimyasal izleri arayarak bu t\u00fcr gezegenlerin daha fazla ke\u015ffedilmesi i\u00e7in yeni bir y\u00f6ntem sunuyor.<\/p>\n<p>&#13;<br \/>\n\t<a href=\"https:\/\/www.trthaber.com\/etiket\/kesif\/\" target=\"_blank\">Ke\u015fif<\/a> ayn\u0131 zamanda ya\u015fanabilir d\u00fcnyalar ve bu d\u00fcnyalarda bulunabilecek yabanc\u0131 ya\u015fam aray\u0131\u015f\u0131nda yeni bir f\u0131rsat\u0131 temsil ediyor. Bu t\u00fcr gezegenlerin nas\u0131l olu\u015ftu\u011funun daha iyi anla\u015f\u0131lmas\u0131, beyaz c\u00fccelerin etraf\u0131ndaki gezegenlerin ya\u015fanabilir olup olmad\u0131\u011f\u0131n\u0131 anlamaya yard\u0131mc\u0131 oluyor.<\/p>\n<p>&#13;<br \/>\n\tS\u00f6z konusu \u00e7al\u0131\u015fma, Nature Astronomy dergisinde yay\u0131mlanan yeni bir makalede rapor edildi. Ayn\u0131 dergide yer alan ba\u011f\u0131ms\u0131z bir ba\u015fka \u00e7al\u0131\u015fmada ise farkl\u0131 t\u00fcrde c\u00fcce y\u0131ld\u0131zlar incelendi.<\/p>\n<p>&#13;<br \/>\n\tAra\u015ft\u0131rmac\u0131lar, bir kahverengi c\u00fcce ile bir k\u0131rm\u0131z\u0131 c\u00fccenin birbirinin etraf\u0131nda d\u00f6nd\u00fc\u011f\u00fc bir ikili sistem ke\u015ffetti. G\u00f6zlemler ve modellemeler, maddenin kahverengi c\u00fcceden k\u0131rm\u0131z\u0131 c\u00fcceye do\u011fru akt\u0131\u011f\u0131n\u0131 g\u00f6steriyor. Bu s\u00fcrecin de daha \u00f6nce hi\u00e7 g\u00f6zlemlenmedi\u011fi belirtiliyor.<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>&#13; Ara\u015ft\u0131rmay\u0131 y\u00f6neten Warwick \u00dcniversitesinden doktora \u00f6\u011frencisi Jamie Williams, &#8220;\u0130kinci nesil gezegenler, bir y\u0131ld\u0131z\u0131n \u00f6l\u00fcrken d\u0131\u015far\u0131 att\u0131\u011f\u0131 maddelerden olu\u015fan d\u00fcnyalard\u0131r. Bunlar son derece nadirdir ve bir beyaz c\u00fccenin etraf\u0131nda b\u00f6yle bir gezegen bulmak tamamen beklenmedik bir durumdu. Bu, bir zamanlar y\u00f6r\u00fcngesinde d\u00f6nd\u00fc\u011f\u00fc y\u0131ld\u0131z\u0131n k\u00fcllerinden yeniden do\u011fan bir gezegen bulmaya benziyor.&#8221; dedi. &#13; Beyaz c\u00fccenin etraf\u0131nda [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":31944,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"jnews-multi-image_gallery":[],"jnews_single_post":[],"jnews_primary_category":[],"jnews_social_meta":[],"jnews_override_counter":[],"footnotes":""},"categories":[2],"tags":[],"class_list":["post-47964","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dunya"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bilim insanlar\u0131 daha \u00f6nce hi\u00e7 g\u00f6r\u00fclmemi\u015f bir gezegen ke\u015ffetti - Kuzeyin Sesi<\/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:\/\/kuzeyinsesi.org\/index.php\/2026\/10\/07\/bilim-insanlari-daha-once-hic-gorulmemis-bir-gezegen-kesfetti\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bilim insanlar\u0131 daha \u00f6nce hi\u00e7 g\u00f6r\u00fclmemi\u015f bir gezegen ke\u015ffetti - Kuzeyin Sesi\" \/>\n<meta property=\"og:description\" content=\"&#013; Ara\u015ft\u0131rmay\u0131 y\u00f6neten Warwick \u00dcniversitesinden doktora \u00f6\u011frencisi Jamie Williams, &#8220;\u0130kinci nesil gezegenler, bir y\u0131ld\u0131z\u0131n \u00f6l\u00fcrken d\u0131\u015far\u0131 att\u0131\u011f\u0131 maddelerden olu\u015fan d\u00fcnyalard\u0131r. Bunlar son derece nadirdir ve bir beyaz c\u00fccenin etraf\u0131nda b\u00f6yle bir gezegen bulmak tamamen beklenmedik bir durumdu. 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