Long ago, the Moon was much nearer Earth. Scientists believe a protoplanet collision created the Moon 4.5 billion years ago.

Learn more about tides and tidal bulge, and how they’re contributing to the moon drifting away.

The Moon is getting 1½ inches (3.8 centimeters) farther away from the Earth every year. Scientists measure the distance to ...

Tides come from a difference in gravity across an object. The force of gravity exerted by the Moon is about 4% stronger on the side of Earth that faces toward the Moon, compared to the opposite side ...

A new study has revealed that the Earth’s celestial companion, the Moon, is moving away from the Earth at the rate of 1.5 ...

The lunar terminator is defined as the boundary separating the illuminated and dark hemispheres of a celestial body, such as the Moon. The Moon's tidally locked rotation results in the same lunar ...

Due to the influence the Earth plays on the moon’s momentum, the Earth’s rotation slows down in response, as explained by DiKerby. However, given that this is such a minor change in distance annually, ...