Asteroids are rocky leftovers from the early formation of our planetary neighborhood. And of the over one million that we ...

Observations conducted with the Subaru Telescope and its first-generation wide-field camera, Suprime-Cam, have revealed new insights into the relationship between the color and size of Jupiter Trojan ...

More space technology must be developed to prevent "city-killing asteroids" from hitting Earth, experts recommended at a recent science conference. While the risk is low, mid-size asteroids near Earth ...

A giant ancient barrage of asteroids striking Earth may have lasted much longer than previously thought, with some collisions perhaps even rivaling those that created the largest craters on the moon, ...

Most meteorites that have reached Earth come from the asteroid belt between Mars and Jupiter. But we have 1,000 or so meteorites that come from the moon and Mars. This is probably a result of ...

Bruce Willis and Ben Affleck stopped a Texas-sized asteroid from crashing into the Earth in the 1998 science-fiction movie “Armageddon.” But a NASA expert said recently the greatest concern isn’t the ...

Millions of years ago, a planet may have existed between Mars and Jupiter. Today, that same region is filled with millions of asteroids, stretching across billions of kilometers in space. Some ...