The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

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 ...

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

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 ...

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

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

The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

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.

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

From the moonless Perseids to the dazzling Geminids, here’s when to watch the best moonless meteor showers in 2026.

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