A chunk of rock that blasted off Mars and crash-landed on Earth is turning out to be one of the richest archives of ancient Martian water ever found. New scans of the famous “Black Beauty” meteorite ...

Earlier research held that meteorite impacts from the solar system's early days were a major source of Earth's water.

Unusual isotopic ratio in samples brought back by Chang'e-6 reveals clues about the early history of Earth's satellite ...