Researchers are keeping an eye on the building-sized asteroid 2024 YR4, which has a 4 percent chance of hitting the moon seven years from now.

The asteroid that could've killed cities could still collide with the moon. That's what the models of Asteroid 2024 YR4 say, after previously suggesting that the probability that the asteroid would ...

A building-sized asteroid had a 1-in-32 chance of hitting Earth at its peak, but astronomers soon found there was zero chance ...

If an asteroid is on a collision course with the moon, what should humanity do? Try to nudge the space rock out of the way before it strikes? Obliterate it with a nuclear explosion? Such a cosmic ...

An asteroid between 130 and 300 feet wide has a slight chance of hitting Earth in 2032 — but the precise odds have been a moving target since the space rock was first detected nearly two months ago.

The 38-foot-wide space rock is projected to come to within just 123,000 miles of our planet, according to NASA.