(University of Toronto Faculty of Applied Science & Engineering) The study of a tiny grain of stardust -- older than our...

(Ohio State University) A new study indicates that the microbes we track into buildings--the microscopic bacteria and ot...

Bits of space debris that collect in Earth’s atmosphere may come from as far as the cold, distant Kuiper Belt region bey...

Bennu spews dust from its rocky surface, which may be a new kind of asteroid activity.

The Japanese Hayabusa2 spacecraft touched down on asteroid Ryugu and attempted to gather a sample of its rock to bring b...