Space mining often sounds like a fast route to endless metals. In practice, the first question is simple: what are small ...

Perseverance rover found a rock on Mars named Phippsaksla with so much iron and nickel that it could be a meteorite.

Space is dirty. Filthy. It's littered with asteroids, and rocks, and dust. Some of that material falls to the earth. When it enters the atmosphere, we call it a meteor. If it lands, it's a meteorite.

What happens when two carbon-rich space rocks slam into each other? You'd expect to see clear signs of impact in the ensuing meteorites — but for over 30 years, scientists have puzzled over why ...

The meteorites could open up a new avenue to understand Mercury, pictured, which is notoriously hard to study due to its proximity to the sun. NASA / Johns Hopkins University Applied Physics ...