"Scientifically there's a huge amount we can learn from asteroids," says Alan Fitzsimmons, an astronomer at Queens University ...

Despite their overall similarities, asteroids are usually pretty distinct from one another. Vesta has a very different ...

NASA is monitoring three aircraft-sized asteroids that will zoom past the Earth later today at around 19,000 to 22,200 miles per hour. The space rock known as "2025 DL22" will make the closest ...

A privately built spacecraft is tumbling aimlessly in deep space, with little hope of being able to contact its home planet.

Asteroids in the yellow zone can be big enough ... “All of us have a responsibility to protect our home planet,” NASA Administrator Bill Nelson said at the time. “After all, it’s the ...

We aren't talking about "little green men" here, however — more "little (and not so little) gray rocks," asteroids from the triple star system Alpha Centauri. Alpha Centauri is the closest star ...

Some scientists believe they were once asteroids that were captured in the gravity of Mars, while others think they could have been shot from a massive impact on the surface. The new images add ...

Some scientists believe they were once asteroids that were captured in the gravity of Mars, while others think they could have been shot from a massive impact on the surface. The new images add ...