{"id":48799,"date":"2018-11-18T15:45:58","date_gmt":"2018-11-18T13:45:58","guid":{"rendered":"https:\/\/osr.org\/?p=48799\/"},"modified":"2018-11-18T15:45:58","modified_gmt":"2018-11-18T13:45:58","slug":"yildiz-yorungesinde-yeni-bir-gezegen","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/yildiz-yorungesinde-yeni-bir-gezegen\/","title":{"rendered":"Y\u0131ld\u0131z y\u00f6r\u00fcngesinde yeni bir gezegen"},"content":{"rendered":"<p>G\u00fcne\u015f Sistemi\u2019ne en yak\u0131n y\u0131ld\u0131zlardan birisinin y\u00f6r\u00fcngesinde yeni bir gezegen ke\u015ffedildi. Yeni gezegen, G\u00fcne\u015f Sistemi\u2019nin d\u0131\u015f\u0131nda D\u00fcnya\u2019ya en yak\u0131n ikinci gezegen olma \u00f6zelli\u011fi ta\u015f\u0131yor.  G\u00f6kbilimciler, D\u00fcnya\u2019n\u0131n g\u00fcne\u015f sistemine en yak\u0131n y\u0131ld\u0131zlardan birisi olan Bernard Y\u0131ld\u0131z\u0131\u2019n\u0131n y\u00f6r\u00fcngesinde yeni bir gezegen ke\u015ffetti. Bulunan yeni gezegene \u2018Bernard Y\u0131ld\u0131z\u0131 b\u2019 ad\u0131 verilirken, yeni gezegenin k\u00fctlesi D\u00fcnya\u2019n\u0131nkinden 3.2 kat daha b\u00fcy\u00fck. Yeni gezegen, 2016\u2019da ke\u015ffedilen \u2018Proxima Centauri b\u2019nin ard\u0131ndan G\u00fcne\u015f Sistemi\u2019nin d\u0131\u015f\u0131nda D\u00fcnya\u2019ya en yak\u0131n ikinci gezegen olma \u00f6zelli\u011fi ta\u015f\u0131yor.<\/p>\n<h2><span style=\"color: #15acdf\">Bernard b Y\u0131ld\u0131z\u0131<\/span><\/h2>\n<p>\u2018Bernard Y\u0131ld\u0131z\u0131 b\u2019, D\u00fcnya\u2019dan alt\u0131 \u0131\u015f\u0131k y\u0131l\u0131 (Yakla\u015f\u0131k 57 trilyon km) uzakl\u0131kta bulunan Bernard Y\u0131ld\u0131z\u0131\u2019n\u0131n \u00e7evresini 233 g\u00fcnde dola\u015f\u0131yor. BBC T\u00fcrk\u00e7e\u2019nin haberine g\u00f6re bilim insanlar\u0131, b\u00fcy\u00fckl\u00fc\u011f\u00fc nedeniyle bu gezegenin \u201cS\u00fcper D\u00fcnyalar\u201d kategorisinde yer ald\u0131\u011f\u0131n\u0131 a\u00e7\u0131klad\u0131. S\u00f6z konusu ke\u015fif bilim dergisi Nature\u2019da duyurulurken, Queen Mary \u00dcniversitesi \u00f6\u011fretim \u00fcyelerinden Guillem Anglada Escude \u015funlar\u0131 s\u00f6yledi: \u201cBunun kayal\u0131klardan olu\u015fan ve muazzam kal\u0131n bir atmosferi olan bir gezegen oldu\u011funu d\u00fc\u015f\u00fcn\u00fcyoruz. Muhtemelen su, hidrojen ve karbondiyoksit a\u00e7\u0131s\u0131ndan zengin ve bunlar\u0131n hepsi y\u00fczeyde donmu\u015f halde bulunuyor. \u201cYeni gezegen i\u00e7in G\u00fcne\u015f Sistemi\u2019nde yapabilece\u011fimiz en yak\u0131n benzetme, yine kal\u0131n bir atmosferi olan ve hidrokarbondan olu\u015fan Sat\u00fcrn\u2019\u00fcn uydusu Titan olabilir.\u201d<\/p>\n<p>Uzmanlar, gezegenin y\u00fczey s\u0131cakl\u0131\u011f\u0131n\u0131n eksi 150 derece civar\u0131nda oldu\u011funu tahmin ediyor. Bunun, bildi\u011fimiz anlamda ya\u015fam\u0131 desteklemekten \u00e7ok uzak bir s\u0131cakl\u0131k oldu\u011fu belirtiliyor. G\u00f6kbilimciler, \u201cKesinlikle ya\u015fanabilir bir b\u00f6lge de\u011fil. Su ve gaz varsa bile bunlar donmu\u015f halde\u201d diyor. Uzayda ya\u015fam aray\u0131\u015flar\u0131 a\u00e7\u0131s\u0131ndan D\u00fcnya\u2019ya yak\u0131n gezegenlerin incelenmesi b\u00fcy\u00fck \u00f6nem ta\u015f\u0131yor \u00e7\u00fcnk\u00fc bu gezegenlerin mevcut s\u00fcper teleskop teknolojileriyle incelenmesinin m\u00fcmk\u00fcn oldu\u011fu ifade ediliyor.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>G\u00fcne\u015f Sistemi\u2019ne en yak\u0131n y\u0131ld\u0131zlardan birisinin y\u00f6r\u00fcngesinde yeni bir gezegen ke\u015ffedildi. Yeni gezegen, G\u00fcne\u015f Sistemi\u2019nin d\u0131\u015f\u0131nda D\u00fcnya\u2019ya en yak\u0131n ikinci gezegen olma \u00f6zelli\u011fi ta\u015f\u0131yor. G\u00f6kbilimciler, D\u00fcnya\u2019n\u0131n g\u00fcne\u015f sistemine en yak\u0131n y\u0131ld\u0131zlardan birisi olan Bernard Y\u0131ld\u0131z\u0131\u2019n\u0131n y\u00f6r\u00fcngesinde yeni bir gezegen ke\u015ffetti. Bulunan yeni gezegene \u2018Bernard Y\u0131ld\u0131z\u0131 b\u2019 ad\u0131 verilirken, yeni gezegenin k\u00fctlesi D\u00fcnya\u2019n\u0131nkinden 3.2 kat daha [&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-48799","post","type-post","status-publish","format-standard","hentry","category-astronomi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Y\u0131ld\u0131z y\u00f6r\u00fcngesinde yeni bir gezegen - Online Star Register<\/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:\/\/osr.org\/tr\/blog\/astronomi\/yildiz-yorungesinde-yeni-bir-gezegen\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Y\u0131ld\u0131z y\u00f6r\u00fcngesinde yeni bir gezegen - Online Star Register\" \/>\n<meta property=\"og:description\" content=\"G\u00fcne\u015f Sistemi\u2019ne en yak\u0131n y\u0131ld\u0131zlardan birisinin y\u00f6r\u00fcngesinde yeni bir gezegen ke\u015ffedildi. Yeni gezegen, G\u00fcne\u015f Sistemi\u2019nin d\u0131\u015f\u0131nda D\u00fcnya\u2019ya en yak\u0131n ikinci gezegen olma \u00f6zelli\u011fi ta\u015f\u0131yor. G\u00f6kbilimciler, D\u00fcnya\u2019n\u0131n g\u00fcne\u015f sistemine en yak\u0131n y\u0131ld\u0131zlardan birisi olan Bernard Y\u0131ld\u0131z\u0131\u2019n\u0131n y\u00f6r\u00fcngesinde yeni bir gezegen ke\u015ffetti. 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