Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

Tiny life forms tucked into debris from an asteroid hit could catapult to other planets—including Earth—and survive, a new ...

There are only a few known fields of tektites in the entire world.

Microscopic crystals extracted from meteorites could help settle a debate about the birth of our patch of the Milky Way.