NASA photographer Josh Valcarcel captured Zena Cardman in a pose evocative of one of the first female astronaut's portraits.

Since those early steps, extravehicular activity has helped provide the solutions to many problems that astronauts face in ...

The astronauts had to wait to return on one of the other spacecraft that ferry crew members to the ISS, the SpaceX Crew ...

Astronauts depend on a continuous supply of oxygen for life support in space, using well-designed systems inside spacecraft and space suits during spacewalks. In emergencies, they have portable ...

Sunita Williams is an Indian-American NASA astronaut with a history of record and achievements. Sunita Williams launched into ...

Among other functions, it delivers oxygen to the astronaut’s helmet while filtering out carbon dioxide. The suit also protects their body from the potentially life-threatening forces of the ...

Martian dust might look harmless from millions of miles away, but up close, it could pose a serious threat to your health. As ...

Four astronauts from NASA, JAXA, and Roscosmos are teaming up for an ambitious mission aboard the International Space Station ...