Can a black hole die out?

But with that caveat, we can still look at the numbers, and those numbers tell us we don't have to worry about black holes dying anytime soon. A black hole with the mass of the sun will last a wizened 10 ^ 67 years. Considering that the current age of our universe is a paltry 13.8 times 10 ^ 9 years, that's a good amount of time. read more

Black holes have a temperature and emit thermal radiation. For large black holes the temperature is very low and in fact for most astrophysical black holes they will actually gain energy from the CMB infrared radiation at 2.7 Kelvin. read more