"The successful operation of ELVIS in the demanding conditions of space not only paves the way for its use in off-Earth ...

Don Pettit arrived in Space City on Sunday (April 20), which happened to be his 70th birthday.

April 21 (UPI) -- NASA launched its latest cargo run to the International Space Station early Monday morning.

A camera affixed to the International Space Station recently spotted some curious symbols amid a barren desert landscape.

A Soyuz capsule carrying two Russian cosmonauts and one American astronaut safely landed Sunday in Kazakhstan, concluding a ...

Mysterious symbols in the desert captured by international space station cameras: “you never know what you might see” ...

Life on the International Space Station isn't always easy. There's not a lot of room, no showers, and no laundry. Photos show ...

Testing Einstein’s relativity, measuring fundamental constants, and even searching for dark matter are all on the cards ...

A Soyuz capsule carrying two Russian cosmonauts and one American astronaut safely landed Sunday in Kazakhstan, concluding a ...