{"id":49709,"date":"2019-01-13T13:18:08","date_gmt":"2019-01-13T11:18:08","guid":{"rendered":"https:\/\/osr.org\/?p=49709\/"},"modified":"2019-01-13T13:18:08","modified_gmt":"2019-01-13T11:18:08","slug":"hubbledan-yeni-yildiz-haberleri-var","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/astronomi\/hubbledan-yeni-yildiz-haberleri-var\/","title":{"rendered":"Hubble\u2019dan yeni y\u0131ld\u0131z haberleri var"},"content":{"rendered":"<p>Yerel grubumuzda b\u00fcy\u00fckl\u00fck a\u00e7\u0131s\u0131ndan \u00fc\u00e7\u00fcnc\u00fc s\u0131rada yer alan ve i\u00e7erdi\u011fi 40 milyar\u0131n \u00fczerindeki y\u0131ld\u0131z sayesinde \u00e7\u0131plak g\u00f6zle bile fark edilebilen en uzak g\u00f6k cisimlerinden biri olan galaksinin bu resmi, bizleri kozmik bir yolculu\u011fa \u00e7\u0131kar\u0131yor.<\/p>\n<p>54 ayr\u0131 resmin bir araya getirilmesi sayesinde ortaya \u00e7\u0131kan mozaik, galaksinin merkezi ve i\u00e7 spiral kollar\u0131n\u0131 g\u00f6zler \u00f6n\u00fcne seriyor.<\/p>\n<p>Sadece 60 bin \u0131\u015f\u0131k y\u0131l\u0131 \u00e7ap\u0131nda olan galaksi, Andromeda Galaksisi&#8217;nin 200 bin ve Samanyolu Galaksisinin 100 bin \u0131\u015f\u0131k y\u0131l\u0131na uzanan \u00e7aplar\u0131 d\u00fc\u015f\u00fcn\u00fcld\u00fc\u011f\u00fcnde olduk\u00e7a k\u00fc\u00e7\u00fck kal\u0131yor.<\/p>\n<p>Messier 33 (M33) olarak da an\u0131lan galakside bol miktarda bulunan gaz bulutlar\u0131, g\u00f6kbilimcilerin bu galaksiye olan ilgisini hep canl\u0131 tutuyor. Galakside bulunan yo\u011fun miktardaki gaz ve toz, y\u0131ld\u0131zlar\u0131n \u00e7ok h\u0131zl\u0131 bir \u015fekilde olu\u015fmas\u0131na neden oluyor. \u00d6yle ki bir g\u00fcne\u015f k\u00fctlesine sahip y\u0131ld\u0131z her iki y\u0131lda bir olu\u015fabiliyor. Bu durum ise asl\u0131nda tuhaf, \u00e7\u00fcnk\u00fc yeni do\u011fan y\u0131ld\u0131zlar kozmik gaz ile tozu h\u0131zla t\u00fcketiyor ve di\u011fer g\u00f6kcisimlerinin olu\u015fabilmesi i\u00e7in i\u00e7in daha az yak\u0131t b\u0131rak\u0131yor. Ancak M33\u2019de s\u00f6z konusu eylem farkl\u0131 ger\u00e7ekle\u015fiyormu\u015f gibi g\u00f6z\u00fck\u00fcyor.<\/p>\n<h2><span style=\"color: #15acdf\">Y\u0131ld\u0131zlar aras\u0131nda Hubble<\/span><\/h2>\n<p>ESA yapt\u0131\u011f\u0131 a\u00e7\u0131klamada, Hubble Uzay Teleskobu\u2019nun bizlere sundu\u011fu bu g\u00f6r\u00fcnt\u00fcler; Samanyolu, Andromeda ve d\u00fczensiz Macellan Bulutlar\u0131 Galaksilerinden gelen g\u00f6r\u00fcnt\u00fcler ile birle\u015fti\u011finde, g\u00f6kbilimcilerin y\u0131ld\u0131z olu\u015fumlar\u0131n\u0131 ve y\u0131ld\u0131zlarla ilgili evrimi daha iyi anlayabileceklerini ifade etmi\u015f.<\/p>\n<p>\u00d6n\u00fcm\u00fczdeki ay 28. ya\u015f\u0131n\u0131 tamamlayacak olan NASA&#8217;n\u0131n emektar uzay teleskobu Hubble, ilerleyen bu ya\u015f\u0131na ra\u011fmen yakalad\u0131\u011f\u0131 inan\u0131lmaz foto\u011fraflarla her zamanki gibi yine bizleri etkilemeye devam ediyor. Teleskop \u015fimdi de Samanyolu Galaksisi yak\u0131nlar\u0131nda bir &#8220;kal\u0131nt\u0131 galaksi&#8221; g\u00f6r\u00fcnt\u00fcledi.<\/p>\n<h2><span style=\"color: #15acdf\">Samanyolu\u2019na 420 milyon \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta<\/span><\/h2>\n<p>NGC 1277 isimli bu galaksi Samanyolu&#8217;ndan 240 milyon \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131kta bulunuyor. Galaksimizin yakla\u015f\u0131k d\u00f6rtte biri boyutlar\u0131nda olan NGC 1277, bu k\u00fc\u00e7\u00fck boyutlar\u0131na ra\u011fmen yine de Samanyolu&#8217;ndan iki kat daha fazla y\u0131ld\u0131za sahip. Bu ilgin\u00e7 galaksi, NASA&#8217;l\u0131 bilim insanlar\u0131n\u0131n ifadelerine g\u00f6re bundan milyarlarca y\u0131l \u00f6nce Samanyolu Galaksisi&#8217;nden tam 1000 kat daha h\u0131zl\u0131 y\u0131ld\u0131z \u00fcretiyormu\u015f.<\/p>\n<p>Ancak Big Bang&#8217;den hemen sonra olu\u015ftu\u011fu d\u00fc\u015f\u00fcn\u00fclen NGC 1277, bir s\u00fcre sonra y\u0131ld\u0131z \u00fcretmeyi b\u0131rakm\u0131\u015f. NASA, yakla\u015f\u0131k 10 milyar y\u0131l boyunca hi\u00e7 yeni y\u0131ld\u0131z \u00fcretmeyen NGC 1277&#8217;yi bu \u00f6zelli\u011fi nedeniyle &#8220;kal\u0131nt\u0131 galaksi&#8221; olarak nitelendiriyor. Zira bu milyarlarca y\u0131ll\u0131k s\u00fcre\u00e7te y\u0131ld\u0131zlar\u0131n\u0131n ya\u015flanmas\u0131 ve k\u0131rm\u0131z\u0131la\u015fmas\u0131 haricinde hi\u00e7bir de\u011fi\u015fime u\u011framayan NGC 1277, bu &#8220;tarihi eser&#8221; haliyle galaksilerin evrenin o d\u00f6nemlerinde nas\u0131l g\u00f6r\u00fcnd\u00fc\u011f\u00fcne \u0131\u015f\u0131k tutuyor.<\/p>\n<h2><span style=\"color: #15acdf\">Yeni y\u0131ld\u0131zlar<\/span><\/h2>\n<p>Yeni y\u0131ld\u0131z olu\u015fturmad\u0131\u011f\u0131 i\u00e7in metal anlam\u0131nda fakir bir yap\u0131ya sahip olan galaksi, bu nedenle sadece k\u0131rm\u0131z\u0131 renkte k\u00fcresel k\u00fcmelere sahip. Samanyolu gibi y\u0131ld\u0131z \u00fcretiminin s\u00fcrd\u00fc\u011f\u00fc canl\u0131 galaksiler ise hem k\u0131rm\u0131z\u0131 hem de mavi galaksi k\u00fcmeleri i\u00e7eriyor. NASA&#8217;l\u0131 astronomlar, NGC 1277&#8217;nin bu yap\u0131s\u0131n\u0131 tespit ettikten sonra galaksinin kal\u0131nt\u0131 bir galaksi oldu\u011funu anlam\u0131\u015flar.<\/p>\n<p>Hubble, NGC 1277 benzeri kal\u0131nt\u0131 galaksilerden asl\u0131nda daha \u00f6nce de ke\u015ffetmi\u015fti. Ancak NGC 1277, daha \u00f6nce ke\u015ffedilen bu galaksilere g\u00f6re \u00e7ok \u00e7ok daha yak\u0131n bir konumda bulunmas\u0131 nedeniyle astronomlar i\u00e7in farkl\u0131 bir anlam ifade ediyor. NASA&#8217;l\u0131 bilim insanlar\u0131, merakla beklenen James Webb Uzay Teleskobu&#8217;nun da i\u015fleve ge\u00e7mesiyle beraber NGC 1277&#8217;nin \u00e7ok daha verimli bir \u015fekilde incelenebilece\u011fini s\u00f6yl\u00fcyor.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Yerel grubumuzda b\u00fcy\u00fckl\u00fck a\u00e7\u0131s\u0131ndan \u00fc\u00e7\u00fcnc\u00fc s\u0131rada yer alan ve i\u00e7erdi\u011fi 40 milyar\u0131n \u00fczerindeki y\u0131ld\u0131z sayesinde \u00e7\u0131plak g\u00f6zle bile fark edilebilen en uzak g\u00f6k cisimlerinden biri olan galaksinin bu resmi, bizleri kozmik bir yolculu\u011fa \u00e7\u0131kar\u0131yor. 54 ayr\u0131 resmin bir araya getirilmesi sayesinde ortaya \u00e7\u0131kan mozaik, galaksinin merkezi ve i\u00e7 spiral kollar\u0131n\u0131 g\u00f6zler \u00f6n\u00fcne seriyor. Sadece 60 [&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-49709","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>Hubble\u2019dan yeni y\u0131ld\u0131z haberleri var - Online Star Register<\/title>\n<meta name=\"description\" content=\"Hubble yine herkesi \u015fa\u015f\u0131rtmaya devam ediyo ve bize y\u0131ld\u0131zlar hakk\u0131nda bilmediklerimizi \u00f6\u011fretiyor\" \/>\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\/hubbledan-yeni-yildiz-haberleri-var\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hubble\u2019dan yeni y\u0131ld\u0131z haberleri var - 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