{"id":48901,"date":"2018-11-23T22:21:12","date_gmt":"2018-11-23T20:21:12","guid":{"rendered":"https:\/\/osr.org\/?p=48901\/"},"modified":"2023-07-24T14:01:13","modified_gmt":"2023-07-24T12:01:13","slug":"gunese-benzeyen-bir-yildiz-bulundu","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/gunese-benzeyen-bir-yildiz-bulundu\/","title":{"rendered":"G\u00fcne\u015fe benzeyen bir y\u0131ld\u0131z bulundu"},"content":{"rendered":"<p>Y\u0131ld\u0131zlar\u0131 incelerken her birinin kendine ait olan parmak izlerine bak\u0131l\u0131r. Bu parmak izi y\u0131ld\u0131zlarda tayft\u0131r. Her ne kadar hepsi kendine \u00f6zg\u00fc olsa da, ortak \u00f6zellikler ta\u015f\u0131yanlar\u0131 belirli s\u0131n\u0131flar alt\u0131nda toplayabiliriz.<\/p>\n<p>Portekiz\u2019deki Astrofizik ve Uzay Bilimleri Enstit\u00fcs\u00fc\u2019nden uluslararas\u0131 bir ekibin \u201cG\u00fcne\u015f\u2019in ailesini\u201d bulmak i\u00e7in y\u00fcr\u00fctt\u00fc\u011f\u00fc \u00e7al\u0131\u015fmada Avrupa Uzay Ajans\u0131\u2019n\u0131n uzay arac\u0131 Gaia arac\u0131l\u0131\u011f\u0131yla Samanyolu\u2019ndaki yakla\u015f\u0131k 17 bin y\u0131ld\u0131z\u0131n kimyasal yap\u0131s\u0131, hareketleri ve ya\u015flar\u0131 incelendi.<br \/>\nElde edilen veriler \u0131\u015f\u0131\u011f\u0131nda g\u00f6k bilimciler y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc spektrograf kulland\u0131klar\u0131 \u00e7al\u0131\u015fmada 4,5 milyar ya\u015f\u0131nda oldu\u011fu san\u0131lan G\u00fcne\u015f\u2019e \u201cikiz karde\u015fi kadar\u201d benzeyen HD186302 adl\u0131 bir y\u0131ld\u0131z ke\u015ffetti. <\/p>\n<h2><span style=\"color: #15acdf\">Uzakl\u0131\u011f\u0131 184 \u0131\u015f\u0131k y\u0131l\u0131<\/span><\/h2>\n<p>Y\u0131ld\u0131z\u0131n, D\u00fcnya\u2019ya 184 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta oldu\u011fu hesapland\u0131.<br \/>\nAra\u015ft\u0131rman\u0131n G\u00fcne\u015f ve di\u011fer y\u0131ld\u0131zlar\u0131n olu\u015fumuyla ilgili bilgiler a\u00e7\u0131s\u0131ndan \u00f6nemli oldu\u011fu ifade edildi. \u00c7al\u0131\u015fman\u0131n bulgular\u0131 \u201cAstronomy and Astrophysics\u201d dergisinde yay\u0131mland\u0131.<br \/>\nBuna ek olarak ge\u00e7ti\u011fimiz g\u00fcnler D\u00fcnya&#8217;ya 6 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta Barnard Y\u0131ld\u0131z\u0131n\u0131n y\u00f6r\u00fcngesinde s\u00fcper k\u00fctleli bir \u00f6te gezegen ke\u015ffedildi.<br \/>\nScienceDaily&#8217;nin haberinde, Avrupa Astronomik Ara\u015ft\u0131rma \u00d6rg\u00fct\u00fcn\u00fcn gezegen avc\u0131s\u0131 HARPS dahil, bir dizi teleskopla yap\u0131lan inceleme s\u0131ras\u0131nda ke\u015ffedilen gezegenin k\u00fctlesinin, D\u00fcnya&#8217;n\u0131nkinin en az 3,2 kat\u0131 oldu\u011fu belirtildi. \u00c7ok d\u00fc\u015f\u00fck k\u00fctleli k\u0131rm\u0131z\u0131 c\u00fcce Barnard Y\u0131ld\u0131z\u0131n\u0131n y\u00f6r\u00fcngesindeki gezegende, g\u00f6ky\u00fcz\u00fcn\u00fcn yar\u0131 ayd\u0131nl\u0131k ve s\u0131cakl\u0131\u011f\u0131n muhtemelen eksi 170 ile dondurucu oldu\u011fu ifade edildi.<br \/>\n&#8220;Barnard Y\u0131ld\u0131z\u0131 b&#8221; ad\u0131 verilen ve y\u0131ld\u0131z\u0131n\u0131n \u00e7evresinde bir turunu 233 g\u00fcnde tamamlayan gezegenin, Proxima Centauri&#8217;den sonra bilinen D\u00fcnya&#8217;ya en yak\u0131n ikinci \u00f6te gezegen oldu\u011funa i\u015faret edildi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Y\u0131ld\u0131zlar\u0131 incelerken her birinin kendine ait olan parmak izlerine bak\u0131l\u0131r. Bu parmak izi y\u0131ld\u0131zlarda tayft\u0131r. Her ne kadar hepsi kendine \u00f6zg\u00fc olsa da, ortak \u00f6zellikler ta\u015f\u0131yanlar\u0131 belirli s\u0131n\u0131flar alt\u0131nda toplayabiliriz. Portekiz\u2019deki Astrofizik ve Uzay Bilimleri Enstit\u00fcs\u00fc\u2019nden uluslararas\u0131 bir ekibin \u201cG\u00fcne\u015f\u2019in ailesini\u201d bulmak i\u00e7in y\u00fcr\u00fctt\u00fc\u011f\u00fc \u00e7al\u0131\u015fmada Avrupa Uzay Ajans\u0131\u2019n\u0131n uzay arac\u0131 Gaia arac\u0131l\u0131\u011f\u0131yla Samanyolu\u2019ndaki yakla\u015f\u0131k 17 [&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-48901","post","type-post","status-publish","format-standard","hentry","category-astronomi"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.1.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>G\u00fcne\u015fe benzeyen bir y\u0131ld\u0131z bulundu - Online Star Register<\/title>\n<meta name=\"description\" content=\"D\u00fcnyaya uzakl\u0131\u011f\u0131 184 \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta g\u00fcne\u015fe benzeyen bir y\u0131ld\u0131z bulundu\" \/>\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\/gunese-benzeyen-bir-yildiz-bulundu\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"G\u00fcne\u015fe benzeyen bir y\u0131ld\u0131z bulundu - 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