Turns out, there’s a lot more floating around the planet Saturn than those famous rings. Space scientists announced last week they’ve discovered Saturn has 128 more moons, for a total of 274, far more ...

A 500-foot- wide space rock could inflict mass casualties across a state or a small country; those arrive every 20,000 years.

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.

NASA astronauts Barry Wilmore and Sunita Williams are returning to Earth after a prolonged nine-month stay at the ISS due to ...

Astronomy contributor and lunar expert Robert Reeves looks back on a Texas-sized achievement in Moon exploration.

Afta one historic nine months for space, Nasa astronauts Butch Wilmore and Suni Williams finally dey on dia way home.

And it's a wrap. A little more than two weeks after it touched down on the surface of the Moon, the lander called Blue Ghost ...

Bothell, Wash.-based Portal Space Systems shows off the lab where its solar thermal propulsion system will be developed.

The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar ...