The nearly 5.5-hour feat set a record for astronaut Sunita Williams, who became the woman with the most time spent on spacewalks in history

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore surely didn't think they'd still be on the International Space Station this long when they left Earth in June. In fact, they initially expected to stay for just eight days.

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).