{"id":124954,"date":"2020-03-29T16:44:25","date_gmt":"2020-03-29T14:44:25","guid":{"rendered":"https:\/\/osr.org\/?p=124954"},"modified":"2020-03-29T16:50:13","modified_gmt":"2020-03-29T14:50:13","slug":"yildizlardan-kopan-bir-dogum-gunu-hediyesi","status":"publish","type":"post","link":"https:\/\/osr.org\/tr\/blog\/ipuclari-ve-hediyeler\/yildizlardan-kopan-bir-dogum-gunu-hediyesi\/","title":{"rendered":"Y\u0131ld\u0131zlardan kopan bir do\u011fum g\u00fcn\u00fc hediyesi"},"content":{"rendered":"
bug\u00fcnlerde sevdiklerinden uzaksan ve onlar\u0131n do\u011fum g\u00fcn\u00fcyse en g\u00fczel hediye bir y\u0131ld\u0131z olabilir. <\/p>\n
NASA, foto\u011fraf\u0131n\u0131 payla\u015ft\u0131\u011f\u0131 SNT 0540-69.3\u2019\u00fcn D\u00fcnya\u2019dan yakla\u015f\u0131k 160.000 \u0131\u015f\u0131k y\u0131l\u0131 uzakta oldu\u011funu a\u00e7\u0131klad\u0131. SNT 0540-69.3, Samanyolu\u2019nun galaktik kom\u015fusu olan B\u00fcy\u00fck Macellan Bulutu\u2019nda bulunuyor. NASA, s\u00fcpernova kal\u0131nt\u0131s\u0131n\u0131n bir y\u0131ld\u0131z\u0131n kendi yer\u00e7ekimi etkisi ile \u00e7\u00f6kmesinden sonra ger\u00e7ekle\u015fen patlamada ortaya \u00e7\u0131kt\u0131\u011f\u0131n\u0131 a\u00e7\u0131klad\u0131. <\/p>\n
S\u00fcpernova, genellikle bir y\u0131ld\u0131z\u0131n ya\u015fam d\u00f6ng\u00fcs\u00fcn\u00fcn sonuna geldi\u011finde ger\u00e7ekle\u015fen bir olayd\u0131r. Y\u0131ld\u0131z kendi i\u00e7ine do\u011fru \u00e7\u00f6kt\u00fck\u00e7e etraf\u0131nda yakla\u015f\u0131k 16 kilometre \u00e7ap\u0131nda maddeyi etraf\u0131nda toplad\u0131. Y\u0131ld\u0131z daha sonra yakla\u015f\u0131k 8 milyon km\/s h\u0131zla ilerleyen \u015fok dalgalar\u0131 yayarak patlad\u0131. <\/p>\n
NASA, SNT 0540-69.3 n\u00f6tron y\u0131ld\u0131z\u0131n\u0131n, foto\u011fraf\u0131n ortas\u0131nda bulunan parlak bir beyaz bir nesne olarak g\u00f6r\u00fclebilece\u011fini a\u00e7\u0131klad\u0131. Pulsar olarak da bilinen n\u00f6tron y\u0131ld\u0131z\u0131 h\u0131zla d\u00f6n\u00fcyor ve s\u0131cak gazlardan olu\u015fan devasa bir bulutun merkezinde yer al\u0131yor. NASA, n\u00f6tron y\u0131ld\u0131z\u0131n\u0131n etraf\u0131ndaki gaz bulutunun 40 \u0131\u015f\u0131k y\u0131l\u0131 \u00e7ap\u0131nda oldu\u011funda s\u00f6yledi. <\/p>\n
Bir y\u0131ld\u0131z hediye etmenin evrene dair b\u00fcy\u00fck bir de\u011feri var. Asl\u0131nda t\u00fcm bu olanlar i\u00e7inde y\u0131ld\u0131z\u0131 heyie etti\u011fin ki\u015finin de de\u011ferini bir kez daha g\u00f6zterebilirsin. Peki, t\u00fcm olanlar i\u00e7inde NASA, y\u0131ld\u0131zlar derken neler oluyor: <\/p>\n
Uzay ajans\u0131ndan yap\u0131lan a\u00e7\u0131klamada SNT 0540-69.3’te ger\u00e7ekle\u015fen patlaman\u0131n, D\u00fcnya\u2019dan sadece 6.000 \u0131\u015f\u0131k y\u0131l\u0131 uzakta bulunan s\u00fcpernova kal\u0131nt\u0131s\u0131 olan Yenge\u00e7 Bulutsusunda ger\u00e7ekle\u015fen patlamay\u0131 an\u0131msatt\u0131\u011f\u0131n\u0131 belirtti. NASA, SNT 0540-69.3’\u00fcn de Yenge\u00e7 Bulutsusu\u2019nun da y\u00fcksek d\u00fczeyde X-\u0131\u015f\u0131n\u0131 radyasyonu yayan son derece aktif pulsara sahip oldu\u011funu a\u00e7\u0131klad\u0131. <\/p>\n
\u0130ki y\u0131ld\u0131z yap\u0131s\u0131n\u0131nda etraf\u0131nda y\u00fcksek enerjili par\u00e7ac\u0131k bulutlar\u0131 bulunuyor. Ancak SNT 0540-69.3\u2019\u00fcn etraf\u0131nda bulunan gaz bulutu 50 milyon \u00b0C s\u0131cakl\u0131\u011fa sahipken Yenge\u00e7 Bulutsusu\u2019nun etraf\u0131ndaki bulutlar bu kadar s\u0131cak de\u011fildir. NASA\u2019da g\u00f6revli bilim insanlar\u0131 bu fark\u0131nda \u00e7evresel fakt\u00f6rlerden kaynaklanm\u0131\u015f olabilece\u011fini s\u00f6yl\u00fcyor. <\/p>\n","protected":false},"excerpt":{"rendered":"
bug\u00fcnlerde sevdiklerinden uzaksan ve onlar\u0131n do\u011fum g\u00fcn\u00fcyse en g\u00fczel hediye bir y\u0131ld\u0131z olabilir. En g\u00fczel hediye bir s\u00fcpernova y\u0131ld\u0131z NASA, foto\u011fraf\u0131n\u0131 payla\u015ft\u0131\u011f\u0131 SNT 0540-69.3\u2019\u00fcn D\u00fcnya\u2019dan yakla\u015f\u0131k 160.000 \u0131\u015f\u0131k y\u0131l\u0131 uzakta oldu\u011funu a\u00e7\u0131klad\u0131. SNT 0540-69.3, Samanyolu\u2019nun galaktik kom\u015fusu olan B\u00fcy\u00fck Macellan Bulutu\u2019nda bulunuyor. NASA, s\u00fcpernova kal\u0131nt\u0131s\u0131n\u0131n bir y\u0131ld\u0131z\u0131n kendi yer\u00e7ekimi etkisi ile \u00e7\u00f6kmesinden sonra ger\u00e7ekle\u015fen patlamada […]<\/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":[508],"tags":[],"class_list":["post-124954","post","type-post","status-publish","format-standard","hentry","category-ipuclari-ve-hediyeler"],"acf":[],"yoast_head":"\n