Stephan's Quintet - Galactic wreckage in Stephan’s Quintet by NASA Stephan’s Quintet consists of a compact group of five galaxies which are going to collide with each other. These galaxies are interesting for scientists because of these collisions.
Super Massive Black Holes by PHD Comics. Sagittarius A*, the super massive black hole at the center of the Milky Way, has a mass million times the mass of our sun, and a diameter equal to the distance between the sun and Mercury.
I chucked this together and want to know of any fix-ups I can do XD help!!!