On Thursday January 30th, astronauts Suni Williams and Butch Wilmore are doing a 6.5-hour spacewalk outside the International Space Station.

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

Learn about the analysis conducted on wave ripples in the Gale crater region of Mars, where ice-free ponds and lakes stood ...

The search for water on the Moon has captivated scientists for decades. Beyond its implications for understanding planetary ...

An HTC headset designed to work in space is offsetting the physical and psychological challenges of humans living off-world.

NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.