{"id":104088,"date":"2019-08-04T09:38:30","date_gmt":"2019-08-04T07:38:30","guid":{"rendered":"https:\/\/osr.org\/?p=104088"},"modified":"2019-08-04T09:39:09","modified_gmt":"2019-08-04T07:39:09","slug":"nasa-dunyadan-6-kat-daha-buyuk-yasama-uygun-gezegen-kesfetti","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/nasa-dunyadan-6-kat-daha-buyuk-yasama-uygun-gezegen-kesfetti\/","title":{"rendered":"NASA, D\u00fcnya&#8217;dan 6 kat daha b\u00fcy\u00fck ya\u015fama uygun gezegen ke\u015ffetti"},"content":{"rendered":"<p>ScienceDaily&#8217;nin haberine g\u00f6re, Amerikan Havac\u0131l\u0131k ve Uzay Ajans\u0131&#8217;n\u0131n (NASA) \u00f6te gezegen ke\u015fif uydusu TESS, G\u00fcne\u015f Sistemi&#8217;nden 31 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta &#8220;GJ 357 d&#8221; ad\u0131 verilen bir s\u00fcper gezegen ke\u015ffetti. <\/p>\n<p>D\u00fcnya&#8217;dan yakla\u015f\u0131k 6 kat b\u00fcy\u00fck gezegenin y\u0131ld\u0131z\u0131n\u0131n, &#8220;Goldilocks&#8221; olarak adland\u0131r\u0131lan ya\u015fanabilir ku\u015fa\u011f\u0131nda y\u00f6r\u00fcnge d\u00f6n\u00fc\u015f\u00fc yapt\u0131\u011f\u0131 belirtildi.<\/p>\n<p>GJ 357 d&#8217;nin y\u0131ld\u0131z\u0131na olan mesafesinin, atmosfer bas\u0131nc\u0131n\u0131n uygun olmas\u0131 halinde gezegenin y\u00fczeyinde suyun s\u0131v\u0131 halde bulunmas\u0131na olanak tan\u0131yabilece\u011fi de kaydedildi.NASA&#8217;n\u0131n \u00f6te gezegen ke\u015fif uydusu TESS, son zamanlarda bir\u00e7ok bulguyla g\u00fcndeme oturmu\u015ftu. Nisan ay\u0131nda D\u00fcnya boyutundaki ilk gezegeni ke\u015ffeden ve Temmuz ay\u0131nda bir sistemde \u00fc\u00e7 tane daha ke\u015ffeden TESS, bu hafta i\u00e7erisinde de D\u00fcnya benzeri bir gezegen ke\u015ffetti. TESS&#8217;in yapt\u0131\u011f\u0131 bu ke\u015fifler, ayn\u0131 zamanda bu S\u00fcper D\u00fcnya&#8217;n\u0131n ya\u015fan\u0131labilir olaca\u011f\u0131na da i\u015faret etti.<\/p>\n<h2><span style=\"color: #15acdf\">S\u00fcper d\u00fcnya ve y\u0131ld\u0131zlar<\/span><\/h2>\n<p>Devam etmeden \u00f6nce &#8216;S\u00fcper D\u00fcnya&#8217; terimini biraz daha a\u00e7makta fayda var. S\u00fcper D\u00fcnya, boyutlar\u0131 D\u00fcnya&#8217;dan b\u00fcy\u00fck olan ancak G\u00fcne\u015f Sistemi&#8217;mizdeki Nept\u00fcn ya da Uran\u00fcs&#8217;ten k\u00fc\u00e7\u00fck olan gezegenlere deniyor. TESS&#8217;in buldu\u011fu S\u00fcper D\u00fcnya&#8217;ysa ya\u015fan\u0131labilir olmas\u0131yla dikkat \u00e7ekiyor. GJ 357 d olarak bilinen gezegen, D\u00fcnya&#8217;n\u0131n en az alt\u0131 kat\u0131 b\u00fcy\u00fckl\u00fc\u011f\u00fcnde ve tam boyutuyla i\u00e7erisindeki maddelerin olu\u015fumu h\u00e2l\u00e2 bilinmiyor. GJ 357 d, ayn\u0131 zamanda kendi y\u0131ld\u0131z\u0131na, \u00fczerinde ya\u015fan\u0131labilir bir uzakl\u0131kta bulunuyor. Kendi y\u0131ld\u0131z\u0131na D\u00fcnya&#8217;n\u0131n G\u00fcne\u015f&#8217;e olan uzakl\u0131\u011f\u0131ndan be\u015f kat daha yak\u0131n olan S\u00fcper D\u00fcnya, kendi y\u0131ld\u0131z\u0131 \u00e7ok daha s\u00f6n\u00fck oldu\u011fu i\u00e7in D\u00fcnya&#8217;dan daha az enerji al\u0131yor. T\u00fcm bunlar\u0131n yan\u0131 s\u0131ra GJ 357 d&#8217;nin y\u00fczeyinin kayal\u0131kl\u0131 olmas\u0131 ve uygun bir atmosfere sahip olmas\u0131 durumunda y\u00fczeyinde s\u0131v\u0131 su olma ihtimali bile bulunuyor.<\/p>\n<p>Ke\u015ffi anlatan ara\u015ft\u0131rman\u0131n ortak yazarlar\u0131ndan Diana Kossakowski, &#8220;GJ 357 d, yo\u011fun bir atmosferi olmas\u0131 durumunda yeterince \u0131s\u0131y\u0131 y\u00fczeyinde hapsedebilir ve s\u0131v\u0131 suyu y\u00fczeyinde bar\u0131nd\u0131rabilir&#8221; \u015feklinde bir a\u00e7\u0131klama yapt\u0131.<\/p>\n<p>G357 d, y\u0131ld\u0131z sistemi i\u00e7erisindeki tek gezegen de de\u011fil. S\u00fcper D\u00fcnya, ayn\u0131 zamanda iki karde\u015f gezegene sahip. D\u00fcnya&#8217;dan %22 oran\u0131nda daha b\u00fcy\u00fck olan ve Merk\u00fcr&#8217;\u00fcn G\u00fcne\u015fe olan uzakl\u0131\u011f\u0131ndan 11 kat daha yak\u0131n bir y\u00f6r\u00fcngeye sahip olan GJ 357 b&#8217;nin yan\u0131 s\u0131ra GJ 357 c isimli bir gezegen daha bulunuyor.<\/p>\n<p>GJ 357 d&#8217;yi bizim i\u00e7in \u00f6nemli k\u0131lan \u015feyse yaln\u0131zca 31 \u0131\u015f\u0131k y\u0131l\u0131 \u00f6tede olmas\u0131 ve D\u00fcnya&#8217;ya en yak\u0131n ya\u015fan\u0131labilir S\u00fcper D\u00fcnya olarak kar\u015f\u0131m\u0131za \u00e7\u0131kmas\u0131. Gelecekteki ara\u015ft\u0131rmalarla birlikte gezegenin bir atmosfere sahip olup olmad\u0131\u011f\u0131 hatta i\u00e7erisinde ya\u015fam bulunup bulunmad\u0131\u011f\u0131 ara\u015ft\u0131r\u0131lacak.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>ScienceDaily&#8217;nin haberine g\u00f6re, Amerikan Havac\u0131l\u0131k ve Uzay Ajans\u0131&#8217;n\u0131n (NASA) \u00f6te gezegen ke\u015fif uydusu TESS, G\u00fcne\u015f Sistemi&#8217;nden 31 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta &#8220;GJ 357 d&#8221; ad\u0131 verilen bir s\u00fcper gezegen ke\u015ffetti. D\u00fcnya&#8217;dan yakla\u015f\u0131k 6 kat b\u00fcy\u00fck gezegenin y\u0131ld\u0131z\u0131n\u0131n, &#8220;Goldilocks&#8221; olarak adland\u0131r\u0131lan ya\u015fanabilir ku\u015fa\u011f\u0131nda y\u00f6r\u00fcnge d\u00f6n\u00fc\u015f\u00fc yapt\u0131\u011f\u0131 belirtildi. GJ 357 d&#8217;nin y\u0131ld\u0131z\u0131na olan mesafesinin, atmosfer bas\u0131nc\u0131n\u0131n uygun olmas\u0131 [&hellip;]<\/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-104088","post","type-post","status-publish","format-standard","hentry","category-astronomi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>NASA, D\u00fcnya&#039;dan 6 kat daha b\u00fcy\u00fck ya\u015fama uygun gezegen ke\u015ffetti - Online Star Register<\/title>\n<meta name=\"description\" content=\"Ya\u015fama uygun gezegen ke\u015ffedildi.\" \/>\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\/nasa-dunyadan-6-kat-daha-buyuk-yasama-uygun-gezegen-kesfetti\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NASA, D\u00fcnya&#039;dan 6 kat daha b\u00fcy\u00fck ya\u015fama uygun gezegen ke\u015ffetti - 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