Asteroids that orbit close to the Earth inevitably cause us some anxiety due to the even remote possibility of a collision.

Though 2025 won't mark the return of astronauts into deep space as NASA had hoped, launchpads still will be scorching-hot from a procession of robotic spacecraft attempting to land on the moon. How ...

On February 9, 1913, hundreds of fireball meteors rained down on North America for no apparent reason. This strange event is known as the Great Meteor Procession of 1913. With typical meteor showers, ...