YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

Astronomers worldwide are monitoring Asteroid 2024 YR4, which has a 2% chance of hitting Earth on December 22, 2032. While the probability is low, the asteroid’s size and trajectory were enough to ...

The age of the dinosaurs may conjure images of large, fearsome reptiles in the minds of many – but those were far from the ...