Hundreds of people from at least 15 different countries have journeyed to the International Space Station (ISS), but the habitable artificial satellite has only hosted human astronauts, until the ...

When they needed a helping hand in orbit, astronauts could count on NASA’s reliable Robonaut. Diane Tedeschi Robonaut 1A was a test unit in the robotics lab at NASA's Johnson Space Center in Houston.

Robonaut 2 — or R2 for short — is now tweeting at www.twitter.com/AstroRobonaut. With the help of its team, the robot sent its first tweet on July 26. R2 will be ...

Robonaut 1A is a remotely operated, experimental astronaut assistant developed by NASA and DARPA to handle tools and other small objects. In 2011 NASA sent Robonaut 2 to the International Space ...