Astronauts Butch Wilmore and Suni Williams will conduct a spacewalk outside the International Space Station to swab the orbiting lab for evidence of microorganisms.

NASA’s two stuck astronauts took their first spacewalk together Thursday, exiting the International Space Station almost ...

Nasa astronaut Sunita Williams created a new record in space as she surpassed over 60 hours of spacewalking time outside the Space Station. The astronaut was conducting her 19th spacewalk, her second ...