02-01-2017, 04:30 AM
Updated 9:54 AM ET, Mon August 29, 2016
'Dark twin' of the Milky Way galaxy discovered
"dark twin" called Dragonfly 44
http://www.cnn.com/2016/08/27/health/mas...index.html
'Dark twin' of the Milky Way galaxy discovered
"dark twin" called Dragonfly 44
http://www.cnn.com/2016/08/27/health/mas...index.html