This is roughly as close to Earth as today's geosynchronous communications and weather satellites, and about 10 times closer than the Moon is today. Because the force of gravity is stronger at ...

The moon does, however, experience changes in its shape and gravity. How the moon responds to these tidal forces is, to a large degree, dependent on its internal structure. This means the tidal ...

Before arriving at the moon, the small satellite mission will use the gravity of the sun, Earth, and moon over several months to gradually line up for capture into lunar orbit. NASA's Lunar ...

The difference between Earth and lunar gravity is one of the challenges space agencies and companies are trying to overcome in their quest to colonize the Moon. Not an easy thing, given how one of ...