{"id":143744,"date":"2020-11-22T14:43:54","date_gmt":"2020-11-22T12:43:54","guid":{"rendered":"https:\/\/osr.org\/?p=143744"},"modified":"2020-11-30T12:09:59","modified_gmt":"2020-11-30T10:09:59","slug":"bilim-insanlari-cehennemi-buldu","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/bilim-insanlari-cehennemi-buldu\/","title":{"rendered":"Bilim insanlar\u0131 cehennemi buldu"},"content":{"rendered":"
H\u00fcrriyet’in haberine\u00a0g\u00f6re, ke\u015ffedilen KELT-9b adl\u0131 gezegen, evrendeki cehennem olarak adland\u0131r\u0131labilir. KELT-9b \u015fuana kadar ke\u015ffedilmi\u015f en s\u0131cak gezegen. Y\u00fczey s\u0131cakl\u0131\u011f\u0131 4,300 derece civar\u0131 olan bu gezegen g\u00f6r\u00fcnt\u00fcs\u00fc itibariyle korkutuyor. Bir y\u0131ld\u0131z olan G\u00fcne\u015f\u2019in y\u00fczey s\u0131cakl\u0131\u011f\u0131 5,500 derece iken bu gezegenin s\u0131cakl\u0131\u011f\u0131 yaln\u0131zca 1,200\u00a0derece daha d\u00fc\u015f\u00fck. <\/p>\n
Y\u00fcksek s\u0131cakl\u0131k nedeniyle atmosferinde su ve karbondioksit gibi molek\u00fcllerin var olamad\u0131\u011f\u0131 KELT-9b adl\u0131 gezegen, KELT-9 y\u0131ld\u0131z\u0131n\u0131n y\u00f6r\u00fcngesindeki d\u00f6n\u00fc\u015f\u00fcn\u00fc 36 saat gibi bir s\u00fcrede tamaml\u0131yor. <\/p>\n
J\u00fcpiter\u2019den 2,8 kat daha b\u00fcy\u00fck olan KELT-9b\u2019nin \u00f6z k\u00fctlesi ise J\u00fcpiter\u2019in yar\u0131s\u0131 kadar. D\u00fcnya\u2019dan yakla\u015f\u0131k 671 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta olan gezegen, ABD\u2019nin Arizona eyaletinin g\u00fcneydo\u011fusundaki Winer G\u00f6zlemevi\u2019nde bulunan KELT teleskobu kullan\u0131larak ke\u015ffedildi. KELT-b9\u2019nin y\u00f6r\u00fcngesinde d\u00f6nd\u00fc\u011f\u00fc y\u0131ld\u0131z olan KELT-9\u2019un b\u00fcy\u00fckl\u00fc\u011f\u00fc ve s\u0131cakl\u0131\u011f\u0131 da G\u00fcne\u015f\u2019in yakla\u015f\u0131k olarak iki kat\u0131 olarak belirtildi. <\/p>\n
NASA’n\u0131n a\u00e7\u0131klamas\u0131nda, “Gezegenin atmosferinin s\u00fcrekli olarak y\u00fcksek seviyelerde ultraviyole radyasyonla patlad\u0131\u011f\u0131 g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda\u00a0KELT-9b gezegensel materyalini, bir kuyruklu y\u0131ld\u0131z gibi d\u00f6k\u00fcyor olabilir” denildi. <\/p>\n
Kaynak Yeni\u00e7a\u011f: Bilim insanlar\u0131 cehennemi buldu. T\u00fcyleri diken diken ediyor. Termometreleri patlat\u0131yor <\/p>\n