Much of what scientists know about the early solar system comes from meteorites—ancient rocks that travel through space and survive a fiery plunge through Earth's atmosphere. Among meteorites, one ...

The researchers reached the conclusion by studying 7,982 meteoroid trajectories and 540 potential meteorite falls.

Of all the asteroids that become meteoroids by striking Earth's surface, only 4% contain abundant carbon. But scientists know carbon-rich asteroids are commonplace in the cosmos—they just don't often ...

A group of comets with unexplained movements presents a quandary D avide Farnocchia hunts down and tracks asteroids, and several years ago he saw something he couldn’t explain. Farnocchia works at ...