NASA astronauts Suni Williams and Butch Wilmore were able to remove a stuck radio communications unit on a record-setting spacewalk on Thursday (Jan. 30).

NASA astronauts Sunita Williams and Butch Wilmore, stranded in space for eight months, conducted their first spacewalk.

NASA astronauts Suni Williams and Butch Wilmore took their first spacewalk together since arriving at the International Space Station last June. They performed maintenance tasks and checked for microbes on the station's exterior.