Earth’s atmosphere is slowly leaking into space, and new research shows some of it reaches the Moon, where it may be ...

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction.

Skygazers who look up at the moon tonight may be able to spot Saturn below it. Here's when and how to spot the conjunction in Arizona.

Earthshine is sunlight that bounces off Earth, travels to the Moon, and then reflects back to our eyes. The Moon essentially ...

Long before Western astrology, the Chinese zodiac helped organize years, beliefs, and social life. Here’s how the system of 12 animals evolved over the centuries.