ahlam1399
04-06-2016, 10:47 PM
A black hole with about 17 billion times the mass of our sun has turned up in a**ther remote galaxy. Astro**mers **w think these mass-eating monsters may **t be so rare after all.
أكثر... (http://www.npr.org/sections/thetwo-way/2016/04/06/473091314/supermassive-black-holes-may-be-more-common-than-anyone-imagined?utm_medium=RSS&utm_campaign=news)
أكثر... (http://www.npr.org/sections/thetwo-way/2016/04/06/473091314/supermassive-black-holes-may-be-more-common-than-anyone-imagined?utm_medium=RSS&utm_campaign=news)