NASA's Sunita Williams sets new record for female astronaut spacewalk time, inspiring many. Her achievement comes amid challenges for the agency

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

"Here we go," Mr Wilmore remarked as he exited the station, 420 kilometres above Earth, in a video livestreamed by NASA on X.