“Astronomy and Astrophysics” dergisinde yay\u0131mlanan \u00e7al\u0131\u015fma, G\u00fcne\u015f’e “ikiz karde\u015fi kadar” benzeyen ve 6 milyar ya\u015f\u0131nda oldu\u011fu san\u0131lan HIP 68468 adl\u0131 y\u0131ld\u0131z\u0131n, \u00e7evresindeki gezegenleri kendisine \u00e7ekerek yuttu\u011funu ortaya koydu.<\/p>\n
\u00c7al\u0131\u015fmay\u0131 y\u00fcr\u00fcten uluslararas\u0131 ekipten Chicago \u00dcniversitesi \u00d6\u011fretim \u00dcyesi Jacob Bean, \u201cElde edilen bulgular, yak\u0131n gelecekte bir g\u00fcn G\u00fcne\u015f\u2019in de D\u00fcnya\u2019y\u0131 i\u00e7ine \u00e7ekerek yok edece\u011fi anlam\u0131na gelmiyor. Ancak y\u0131ld\u0131z sistemlerinin, gezegen sistemleri i\u00e7in benzer etkilere sahip olabilece\u011fini g\u00f6rmemizi sa\u011fl\u0131yor.” dedi.<\/p>\n
Yale \u00dcniversitesinden Debra Ficher, \u201cBilgisayar sim\u00fclasyonlar\u0131, g\u00fcn\u00fcm\u00fczden milyarlarca y\u0131l sonra, Merk\u00fcr\u2019\u00fcn gezegenler aras\u0131 k\u00fctle \u00e7ekim g\u00fcc\u00fcn\u00fcn birikmesi sonucu G\u00fcne\u015f taraf\u0131ndan yutulaca\u011f\u0131n\u0131 g\u00f6steriyor.” ifadesine yer verdi.<\/p>\n
“Gezegen sistemleri hakk\u0131ndaki anlay\u0131\u015f\u0131m\u0131z\u0131 de\u011fi\u015ftirdi”
\nHIP 68468 y\u0131ld\u0131z\u0131n\u0131n y\u00f6r\u00fcngesindeki gezegenleri yemesinin de bunun bir \u00f6rne\u011fi oldu\u011funu s\u00f6yleyen Ficher, “Ke\u015fif, gezegen sistemlerinin \u015fekillenmesi hakk\u0131ndaki anlay\u0131\u015f\u0131m\u0131z\u0131 derinle\u015ftiriyor.\u201d yorumunu yapt\u0131.<\/p>\n
\u015eili’deki La Silla Rasathanesi’nde yer alan 3,6 metrelik teleskobu kullanan ara\u015ft\u0131rmac\u0131lar, HIP 68468 y\u0131ld\u0131z\u0131n\u0131n y\u00f6r\u00fcngesinde biri Nept\u00fcn\u2019den y\u00fczde 50, di\u011feri ise D\u00fcnya\u2019dan 3 kat daha b\u00fcy\u00fck iki gezegen tespit etti.<\/p>\n
Ara\u015ft\u0131rmac\u0131lar, D\u00fcnya’dan 3 kat b\u00fcy\u00fck gezegenin, \u00e7evresinde d\u00f6nd\u00fc\u011f\u00fc HIP 68468 y\u0131ld\u0131z\u0131na \u00e7ok yak\u0131n bir mesafede bulundu\u011fu ve y\u00f6r\u00fcngesindeki d\u00f6n\u00fc\u015f\u00fcn\u00fc 3 g\u00fcnde tamamlad\u0131\u011f\u0131n\u0131 belirledi.<\/p>\n
S\u00f6z konusu iki gezegenin b\u00fcy\u00fck olas\u0131l\u0131kla gezegen sisteminin d\u0131\u015f k\u0131sm\u0131ndan i\u00e7e do\u011fru \u00e7ekildi\u011fine i\u015faret eden bilim adamlar\u0131, sistemdeki di\u011fer gezegenlerin ise ya HIP 68468 taraf\u0131ndan d\u0131\u015far\u0131 f\u0131rlat\u0131ld\u0131\u011f\u0131n\u0131 ya da yutuldu\u011funu ileri s\u00fcrd\u00fc.<\/p>\n
HIP 68468 y\u0131ld\u0131z\u0131n\u0131n, \u0131s\u0131ya dayan\u0131kl\u0131 metallerle dolu kayal\u0131k gezegenleri yuttu\u011fu i\u00e7in ya\u015f\u0131t\u0131 bir y\u0131ld\u0131zdan 4 kat daha fazla lityum i\u00e7erdi\u011fi kaydedildi.<\/p>\n\n","protected":false},"excerpt":{"rendered":"
Bilim insanlar\u0131, D\u00fcnya’dan 300 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta, G\u00fcne\u015f’e \u00e7ok benzeyen ve \u00e7evresindeki gezegenleri “yiyen” bir y\u0131ld\u0131z ke\u015ffetti. “Astronomy and Astrophysics” dergisinde yay\u0131mlanan \u00e7al\u0131\u015fma, G\u00fcne\u015f’e “ikiz karde\u015fi kadar” benzeyen ve 6 milyar ya\u015f\u0131nda oldu\u011fu san\u0131lan HIP 68468 adl\u0131 y\u0131ld\u0131z\u0131n, \u00e7evresindeki gezegenleri kendisine \u00e7ekerek yuttu\u011funu ortaya koydu. \u00c7al\u0131\u015fmay\u0131 y\u00fcr\u00fcten uluslararas\u0131 ekipten Chicago \u00dcniversitesi \u00d6\u011fretim \u00dcyesi Jacob Bean, …<\/p>\n","protected":false},"author":4,"featured_media":243595,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[6155,5005],"tags":[24918],"class_list":["post-243594","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-gundem","category-manset","tag-gunes"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/posts\/243594","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/comments?post=243594"}],"version-history":[{"count":0,"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/posts\/243594\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/media\/243595"}],"wp:attachment":[{"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/media?parent=243594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/categories?post=243594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nationalturk.com\/tr\/wp-json\/wp\/v2\/tags?post=243594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}