I absolutely love this! For one Nirvana, Metallica, and Green Day are a few of my favorite bands. And I have always hated Justin Bieber and One Direction. But this makes me love Nirvana, Green Day, and Metallica like times more.
Clump of active galactic cores that stretch 4 billion light-years from end to end. The structure is a light quasar group (LQG), a collection of extremely luminous Galactic Nulcei powered by supermassive central black holes.
This false-color composite image provided by NASA hows the Cartwheel galaxy as seen by the Galaxy Evolution Explorer's Far Ultraviolet detector (blue); the Hubble Space Telescope t (green); the Spitzer Space Telescope (red); and the Chandra (purple).