Add Yahoo as a preferred source to see more of our stories on Google. Aerial view of Barringer crater (meteor impact) in Arizona. Loosely-bound clumpy asteroids with curveball-like spins may have ...

Arizona's Meteor Crater remains 'the perfect natural laboratory' for studying what happens when meteors strike Earth, ...

Various crater shapes can be found throughout the Solar System, and these differences can form from a variety of factors that affect impact. Although velocity is one major ingredient, a new study ...

Early in the morning of October 6, 2008, astronomers at the University of Arizona detected an asteroid on a collision course with Earth. When other sightings cropped up across the world, the ...