Two Black Holes Dancing in 3C 75 via NASA http://j.mp/YDo9j1

Two Black Holes Dancing in 3C 75 via NASA http://j.mp/YDo9j1

http://j.mp/1BtMpRy

from my Tumblr http://j.mp/1BtMsMZ

September 29, 2014 at 07:03AM