Imagine a scenario where the Moon, our constant companion in the night sky, begins a deadly trajectory toward Earth. The ...

Because the Earth is doing the work of increasing the Moon's momentum, the Earth's rotation slows down in turn, as its ...

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

A large asteroid strike on the Moon could have negative consequences for the artificial satellites we now depend on. That ...

Both the United States and China are working to put their astronauts on the moon in the next few years, with NASA's acting administrator claiming that America will win the "race." But what happens if ...