For the Moon itself, the story is different. The Moon has far less water than Earth, but for such a dry world it’s important.

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 ...

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

A man out hunting for gold in an Australian park picked up what he thought was a promising nugget, only to discover years later that he had been storing a relic from the birth of the Solar System. The ...

Planetary scientists analyzing oxygen isotopes in lunar soil from the Apollo mission sites conclude that meteorite bombardment over 4 billion years could only have delivered a tiny fraction of Earth’s ...

A new NASA study of its Apollo lunar soils clarifies the Moon’s record of meteorite impacts and timing of water delivery.

Earth is often described as a water world, but how that water arrived has never been settled. For years, the focus has rested ...

A fragment of meteorite which fell to earth in a quiet village in Gloucestershire may hold the answer to a question scientists have been puzzling over for decades: where did our planet's water come ...

Meteorite NWA 16788 is one of the rarest types of space rock on Earth Toria Sheffield joined the PEOPLE editorial staff in 2024. Her work as a writer/editor has previously appeared in places like ...