This video explains why our Moon is usually called simply “the Moon,” exploring historical naming conventions and how the term became standard in astronomy.

This year’s Australia Day Honours celebrates the contributions of several big public service names, including former ...

When four astronauts begin a historic trip around the moon as soon as Feb. 6, they’ll climb aboard NASA’s 16.5-foot-wide ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This ...

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments ...

Advances in technology have reopened the debate over terraforming Mars, shifting it from an impossible dream to a long-term scientific and ethical question.