World Science Scholars
1.2 What are Black Holes?

  • The Schwarzchild radius of a black hole is the distance from the center beyond which nothing, not even light, can escape.
  • Stellar black holes are formed during the death of sufficiently large stars.
  • Supermassive black holes reside at the center of galaxies.
  • It’s believed that supermassive black holes formed at the same time as the galaxy they are in.

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