\n<\/p>\n
Samanyolu Galaksisi’nin en dikkat \u00e7ekici g\u00f6k cisimlerinden biri olan ve \u201cTanr\u0131\u2019n\u0131n Eli\u201d (Hand of God) olarak bilinen renkli bulutsu, yeni bir ara\u015ft\u0131rmayla tekrar g\u00fcndeme geldi.<\/p>\n
Bilim insanlar\u0131, h\u0131zl\u0131 d\u00f6nen \u00f6l\u00fc bir y\u0131ld\u0131z \u00e7ekirde\u011finden olu\u015fan bu yap\u0131n\u0131n galaksinin en g\u00fc\u00e7l\u00fc elektromanyetik jenerat\u00f6rlerinden biri oldu\u011funu s\u00f6yl\u00fcyor.<\/p>\n
Bulutsunun merkezinde bir pulsar var. Pulsarlar, s\u00fcpernova patlamas\u0131yla \u00f6mr\u00fcn\u00fc tamamlayan dev y\u0131ld\u0131zlar\u0131n geride b\u0131rakt\u0131\u011f\u0131 n\u00f6tron y\u0131ld\u0131zlar\u0131. Bu cisimler, adeta deniz feneri gibi uzaya y\u00fcksek enerjili par\u00e7ac\u0131k ak\u0131mlar\u0131 sa\u00e7\u0131yor.<\/p>\n
NASA\u2019n\u0131n Chandra X-I\u015f\u0131n\u0131 G\u00f6zlemevi taraf\u0131ndan 15 y\u0131l \u00f6nce g\u00f6r\u00fcnt\u00fclenen MSH 15-52 isimli bu bulutsu, Avustralya Teleskop Kompakt Dizisi\u2019nden elde edilen radyo verileriyle yeniden incelendi.<\/p>\n
Ancak X-\u0131\u015f\u0131n\u0131 ve radyo dalgalar\u0131 birle\u015ftirildi\u011finde baz\u0131 detaylar\u0131n farkl\u0131 \u0131\u015f\u0131k dalga boylar\u0131nda \u00f6rt\u00fc\u015fmedi\u011fi g\u00f6r\u00fcld\u00fc. Bu durum, pulsar r\u00fczgar\u0131n\u0131n s\u00fcpernova kal\u0131nt\u0131lar\u0131yla nas\u0131l etkile\u015fime girdi\u011finin h\u00e2l\u00e2 tam anla\u015f\u0131lamad\u0131\u011f\u0131n\u0131 g\u00f6steriyor.<\/p>\n
Ara\u015ft\u0131rmac\u0131lar, bu incelemelerin kozmik \u0131\u015f\u0131nlar\u0131n nas\u0131l olu\u015ftu\u011funu anlamaya da yard\u0131mc\u0131 olabilece\u011fini d\u00fc\u015f\u00fcn\u00fcyor.<\/p>\n
Bilim insanlar\u0131, \u00f6zellikle radyo par\u0131lt\u0131s\u0131n\u0131n beklenenden \u00e7ok daha geni\u015f alana yay\u0131lmas\u0131n\u0131 a\u00e7\u0131klayabilmi\u015f de\u011fil. Uzmanlara g\u00f6re bu gizemi \u00e7\u00f6zmek i\u00e7in \u00e7ok daha geli\u015fmi\u015f bilgisayar sim\u00fclasyonlar\u0131na ihtiya\u00e7 var.<\/p>\n
Yakla\u015f\u0131k 1700 ya\u015f\u0131ndaki MSH 15-52, bilinen en gen\u00e7 pulsar r\u00fczgar\u0131 bulutsular\u0131ndan biri.<\/p>\n
17 bin \u0131\u015f\u0131k y\u0131l\u0131 uzakl\u0131ktaki Circinus tak\u0131my\u0131ld\u0131z\u0131nda bulunan yap\u0131, 150 \u0131\u015f\u0131k y\u0131l\u0131na yay\u0131lan b\u00fcy\u00fckl\u00fc\u011f\u00fcyle \u00fcnl\u00fc Yenge\u00e7 Bulutsusu\u2019nu dahi g\u00f6lgede b\u0131rak\u0131yor. \u0130lgin\u00e7 \u015fekli nedeniyle \u201cKozmosun Eli\u201d veya \u201cTanr\u0131\u2019n\u0131n Eli\u201d olarak an\u0131l\u0131yor.<\/p>\n
Merkezdeki pulsar ise yaln\u0131zca 20 kilometre \u00e7ap\u0131nda. K\u00fc\u00e7\u00fcc\u00fck boyutuna ra\u011fmen inan\u0131lmaz g\u00fc\u00e7l\u00fc: Saniyede 7 kez d\u00f6n\u00fcyor ve manyetik alan\u0131 D\u00fcnya\u2019da yap\u0131lm\u0131\u015f en g\u00fc\u00e7l\u00fc m\u0131knat\u0131s\u0131n yakla\u015f\u0131k 30 milyon kat\u0131.<\/p>\n
Yeni g\u00f6zlemler sonucunda ayr\u0131ca, bulutsunun \u00e7arp\u0131c\u0131 bir g\u00f6r\u00fcnt\u00fcs\u00fc de \u00fcretildi. G\u00f6r\u00fcnt\u00fcde alt\u0131n rengi hidrojen gaz\u0131n\u0131, k\u0131rm\u0131z\u0131 radyo dalgalar\u0131n\u0131, mavi, turuncu ve sar\u0131 ise X-\u0131\u015f\u0131nlar\u0131n\u0131 temsil ediyor.<\/p>\n
Radyo ve X-\u0131\u015f\u0131nlar\u0131n\u0131n kesi\u015fti\u011fi yerlerde mor renkle g\u00f6r\u00fclen \u201cparmaklar\u201d, pulsardan \u00e7\u0131kan y\u00fcksek enerjili par\u00e7ac\u0131klar\u0131n \u015fok dalgas\u0131yla manyetik alan boyunca hareket etmesinden kaynaklan\u0131yor.<\/p>\n<\/div>\n