An exhaustive examination of lunar gravity using data obtained by two NASA robotic spacecraft is offering new clues about why ...

Anomalies in the moon’s gravitational field suggest our satellite’s insides are warmer on one side than the other – which ...

This artist's concept shows the Moon's hot interior and volcanism about 2 to 3 billion years ago. It is thought that volcanic ...

Distant quasars may hold the key to spotting elusive gravitational waves—and revealing hidden dimensions of the universe.

"If the satellites were destroyed, that would have been a waste of the years of effort that we put in and the money invested in the mission." ...

One major reason scientists can't simply use Earth time on the moon has to do with Albert Einstein's general relativity ...

The moon spent a few million years as a volcanic wasteland, covered with ongoing eruptions that spewed from mountains and ...

NASA shares the moon’s exact distance from Earth and its impact on ocean tides, solar eclipses, and space travel. See how ...