Earth’s atmosphere is slowly leaking into space, and new research shows some of it reaches the Moon, where it may be ...

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

A new NASA study using Apollo lunar soil samples challenges a long-held theory. It suggests meteorites were not the primary ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This coincided with the Late Heavy Bombardment (ca. 4.1 to 3.8 billion years ago), a ...

Nasa researchers studying Apollo-era lunar soil discovered that meteorites from the Moon provided only a small fraction of ...