Spending months in space weakens muscles, bones and the heart, leaving astronauts facing a long road to recovery back on ...

Rounding up the big interviews you might have missed, from gardening tips with Martha Stewart to a conversation with a former astronaut about what happens to our bodies after that much time in space.

A NASA spacecraft will make another close brush with the sun, the second of three planned encounters through the sizzling ...

Additive manufacturing, also known as 3D printing, is regularly used on the ground to quickly produce a variety of devices.

Japanese ADRAS-J satellite captures historic close-up of space debris, advancing efforts to tackle orbital junk ...

As NASA astronaut Sunita Williams made her splashdown to Earth on Tuesday evening, excited eyes were fixed on screens across ...

Mr. Irving is an investigative journalist who has covered aviation and aerospace for more than 30 years.

Sandra Bullock’s Gravity could never capture what these two brave NASA astronauts went through while they were stranded in ...

A NASA spacecraft far from Earth has made an unexpected discovery, after turning its instruments towards a dark patch of sky ...

Sunita Williams' 8-day mission turned into 9 months in space due to a failed spacecraft, delays, and space rivalries. Why is ...

NASA astronauts Butch Wilmore and Suni Williams are finally back on Earth after spending more than nine months in orbit on ...

Texas-based Firefly Aerospace managed to stay upright when it landed on the moon two weeks ago and announced Monday it had completed its mission.