On 18 March 1965, the Soviet Union sent Alexei Leonov outside Voskhod 2 for the first spacewalk in history. The mission ...

Discover the haunting mystery behind the scariest space photo still captivating viewers and explore the stories beyond this eerie cosmic image.

By Dean Murray Astronauts have shared amazing space selfies taken 250 miles above Earth. Javascript is required for you to be ...

For more than 100 years, wind tunnels at NASA’s Langley Research Center in Hampton, Virginia, have helped shape the future of flight.  Now, two of NASA’s longest-serving facilities — the 12-Foot ...

NASA astronaut and engineer Christina Koch threw out the ceremonial first pitch for the Philadelphia Phillies’ game against the Pittsburgh Pirates on Wednesday night at Citizens Bank Park. Koch made ...

Canadarm2 has two identical LEEs that are used to grab visiting spacecraft, as well as provide data and telemetry to the rest of the Canadian-built Mobile Base System. This bundle ...

A spacecraft rocketed into orbit Friday to rescue a NASA telescope that is in danger of crashing back to Earth.

Soyuz MS-29 launch on July 14 is contingent on a 6.5-hour spacewalk Tuesday to replace Canadarm2’s failed wrist joint. Former ...

The United States' space exploration journey began in the late 1950s with the construction of the nation's first operational ...

NASA astronauts Chris Williams and Jessica Meir will exit the ISS Quest airlock at 8:35 a.m. ET Monday to replace a wrist ...

NASA astronauts on the space station are preparing for a spacewalk to repair a robotic arm as safety advisers raise concerns ...