It was long thought, up until recently, that asteroids and comets delivered Earth's oceans during the very early Solar System ...

Ancient Moon dust, meteorite traces and Apollo samples are helping NASA scientists rethink where Earth’s water truly came ...

New research suggests Earth’s water came from sources other than meteorites, challenging long-standing theories on planetary ...

Astronomers are testing a quieter way of searching for moons beyond the solar system, using careful measurements of motion ...

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

NASA research using Apollo lunar regolith data refines the Moon’s impact record and places limits on meteorite contributions to Earth’s water over geologic time.

Exhaust from lunar landers drifts across the moon and contaminates ultra-cold polar craters that are rich in ancient ice and ...

A long-standing idea in planetary science is that water-rich meteorites arriving late in Earth’s history could have delivered ...

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 ...

While Io, the most volcanically active moon in the solar system, appears completely dry and devoid of water ice, its neighbor ...

The findings are a big clue as to why the far and near hemispheres of the moon look so different.

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