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.
Black Holes May Explode Into 'White Holes' And Pour All Their Matter Into Space, Physicists Say. Black holes might end their lives by transforming into their exact opposite — 'white holes' that explosively pour all the material they ever swallowed into sp
What does a black hole look like? Astronomers are on a quest to find out. By its very nature, the black hole at the heart of our galaxy is impossible to spot. Its overwhelming gravity allows nothing to escape, not even light.
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