Step into California’s eerie desert where the ground twists, the sky stretches, and nothing looks like it belongs on this ...

Compare Mars and Earth in size, atmosphere, gravity, and potential for life. Discover their differences and shared traits. Explore the mysteries of the Red Planet!

CAPE CANAVERAL, Fla. (AP) — The International Space Station’s first visitors from India, Poland and Hungary headed back to ...

Astronomers have uncovered a massive, hidden exoplanet nestled in the dusty disc of a young star—MP Mus—by combining ...

Sometimes, in order to support an idea, you first have to discredit alternative, competing ideas that could take resources ...

In new research, University of California, Irvine astronomers describe how more than 200 known exoplanets are likely much ...

Volcanic planets with static crusts, called Ignan Earths, can maintain liquid oceans and temperate climates favorable to life.

The more scientists study the Red Planet, the more they find unusual objects and patterns scattered across Mars' surface. As ...

Earth’s rotation will speed up slightly on July 9, 22, and August 5, shortening each day by over a millisecond.