Asteroids are small rocky bodies that travel around the Sun. They are much smaller than planets. They are very important because they can give us clues about the early composition of the Solar System.

"Its occurrence is like finding a tropical seed in Arctic ice – indicating either an unexpected local environment or ...

A tiny grain from asteroid Ryugu has revealed djerfisherite, a mineral that normally forms in scorching, oxygen-poor settings ...

Planetary Scientists Find Unexpected Mineral In 496-Million-Ton Asteroid — And It Defies Ryugu's Origin Story The latest ...