Add Yahoo as a preferred source to see more of our stories on Google. This illustration shows the creation of an asteroid family. Ejected fragments from catastrophic collisions of asteroids between ...

And I had always heard that Jupiter protected us from asteroids, not that it launched them at the Earth.

Orbiting between Mars and Jupiter is an enormous ring of space rocks. The region, known as the asteroid belt, is home to an estimated 1.9 million asteroids that are larger than 1 kilometer in diameter ...

On 1973, NASA launched the Pioneer 11 mission into the outer solar system. Pioneer 11 would become the first spacecraft to ...

When we think of asteroids, we almost immediately think of giant rocks bouncing around like the iconic chase scene in "The Empire Strikes Back," and we often hear how they are remnants from the birth ...

A “city-killer” space rock headed for a potential collision with the Moon likely originated in the asteroid belt near Jupiter, a region not known to produce Earth-crossing asteroids, according to a ...

A NASA spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the main asteroid belt. Not to worry: Astronomers aren't interested in the small ...

Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision. But their proximity also offers ample opportunities to learn more about the ...

A NASA spacecraft bound for an unexplored metal-rich asteroid has reignited its plasma thrusters, continuing its cruise deeper into the Solar System after switching to a backup fuel line. The $1.4 ...