http://center.yourforumlive.com/feed/? المواضيع الأخيرة Fri, 12 Dec 2008 11:04:21 GMT 10 http://illiweb.com/fa/prosilver/site_logo.gif http://center.yourforumlive.com/feed/? http://center.yourforumlive.com/montada-f1/topic-t1.htm Admin A pair of new long-term studies tracking the orbits of stars at the center of the Milky Way Galaxy further refine the evidence that a supermassive black hole lurks there. The two teams of researchers used data going back to 1992 and were even able to track a full revolution of one star, known as S2, around the theorized black hole, known as Sagittarius A*, some four million times the mass of the sun. Both papers provide new, closely related estimates for the mass of the suspected black ... اعلانات و اخبار سایت Fri, 12 Dec 2008 11:04:21 GMT http://center.yourforumlive.com/montada-f1/topic-t1.htm#1 http://center.yourforumlive.com/montada-f1/topic-t1.htm