An asteroid that, until a few months ago, was believed to be a threat to Earth is increasingly looking like it could crash into the Moon in 2032.

On October 29, 1991, the Galileo spacecraft flew by the asteroid Gaspra on its way to Jupiter. Gaspra was the first asteroid to ever be visited by a spacecraft. It orbits near the inner edge of ...

The Field Museum is the new temporary home to a tiny piece of pristine asteroid. The fragment of the asteroid Bennu, on loan from NASA, won't be on display for visitors, but will give scientists ...

A "city-killer" asteroid, 2024 YR4, has been reassessed to have a higher likelihood of impacting the Moon rather than Earth. Initially discovered last year, the space rock was thought to have a 3% ...

On October 29, 1991, the Galileo spacecraft flew by the asteroid Gaspra on its way to Jupiter. ‘On This Day in Space’ Video Series on Space.com Gaspra was the first asteroid to ever be visited ...