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Physics, Astronomy & Cosmology / Is it true that light can orbit a black hole?
« on: 24/02/2015 16:22:10 »
I read that light can orbit a black hole just outside the event horizon. Is this true?
If it is true and light orbits for a long enough time, would you be able to look behind you and see yourself in the past?
If it is true and light orbits for a long enough time, would you be able to look behind you and see yourself in the past?