Nasa astronauts Sunita Williams and Butch Wilmore completed a record-setting 5.5-hour spacewalk outside the ISS, adding to Williams' impressive achiev

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 astronaut Sunita Williams made history on Thursday, by surpassing the record for the most time spent in the vacuum of space by a woman. During a 5-hour and 26-minute spacewalk outside the International Space Station,