Earth is home to some truly bizarre and breathtaking landscapes — here are 20 that look straight out of an alien world.

Then artificial intelligence—combined with satellite images—lent a hand. Last year, journalists with the environmental-news ...

February brings a rare planetary parade, with five bright planets in clear view and a special alignment of Mercury and Saturn ...

Bennu’s highly unlikely impact with Earth—which could happen in 157 years—could cause a global winter and drought, modeling ...

A groundbreaking X-ray imager is on its way to revolutionize our understanding of Earth's magnetic defenses. This ...

The northern hemisphere is displayed in this global view of the surface of Venus as seen by NASA Magellan spacecraft. This is a NASA Hubble Space Telescope ultraviolet-light image of the planet Venus, ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

Stargazers will be treated to a dazzling six-planet "alignment" this January.

Firefly Aerospace's Blue Ghost lander, a private spacecraft hired by NASA to take experiments to the moon, is flying laps ...

ISRO satellite, will revolutionize Earth observation with advanced radar technology, capturing changes in stunning detail.

SEE ALSO: NASA scientist viewed first Voyager images. What he saw gave him chills. But there's something unusual about this super-Earth. Planets orbit their stars in elliptical, or oval ...