A recently discovered asteroid, about the size of a small building, could strike the Moon on December 22, 2032. While the ...

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

The 84-foot-diameter space rock—dubbed "2025 XM"—is hurtling through the solar system at a zippy 9,753 miles per hour.

A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...

NASA is also tracking a building-sized asteroid named “2025 YC3”, with a diameter of around 260 feet, and another bus-sized ...

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.

With 3I/ATLAS days away from making its closest approach to Earth, agencies worldwide are conducting the largest and most ...

David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space ...

One proposed way of examining if such a force could exist is by closely monitoring asteroid trajectories, and few near-Earth ...

Two rare cosmic collisions around the young star Fomalhaut were caught by space telescopes, offering new clues about how planets form.

Much remains to be known about the chemical composition of small asteroids. Their potential to harbor valuable metals, materials from the early solar system, and the possibility of obtaining a ...

On Dec. 13, 2012, a Chinese spacecraft flew by the asteroid Toutatis. [‘On This Day in Space’ Video Series on Space.com] ...