When will a black hole hit earth?

However, if the black hole passed directly through the Solar System, then things get immeasurably worse. At a distance 100,000 times greater than that between Earth and the Sun, the black hole would pass through the Oort Cloud. It’s possible that this would send a large number of comets hurtling inwards towards Earth and the other planets. read more

If the Earth and the black hole were the only two objects in the universe, the Earth would accelerate towards the black hole at a rate of 0.000000000000000000003 meters per second per second - 0 to 60 in only 309,000,000,000,000 years. read more

Well, you’d have to define likely; it is more likely that the Earth will get swallowed by a black hole than, say, winning the lottery ten times in a row, but less likely than being struck by lightning. read more