An asteroid, 2025 MA90, roughly the size of a building, is set to safely fly by Earth, capturing global scientific attention.

Asteroids don’t always need to head straight for Earth to draw global attention. The case of asteroid 2024 YR4 is proving just that. Once flagged for a potential Earth impact, this 200-foot-wide ...

From the asteroid that wiped out the dinosaurs to one that nearly hit Moscow, space rocks have shaped our history. Could we ...

A small shift in trajectory has raised the risk of a lunar impact — but the scariest part is, we can't track it anymore.

Asteroid Day reminds us of space rocks' power. Some asteroids hit Earth hard. One exploded over Chelyabinsk in 2013, injuring many. The Tunguska event ...

Strange cone-shaped rocks led scientists to the hidden remains of one of Earth’s oldest asteroid impacts. It could help us find fossil life on Mars.

The United Nations formally adopted Asteroid Day in 2016. The decision followed a proposal from the Association of Space Explorers. It was backed by the Committee on the Peaceful Uses of Outer Space.

YR4, an asteroid that's the size of a building, was first discovered in December 2024. Astronomers initially predicted the asteroid would hit Earth on Dec. 23, 2032, and it would have enough power ...