Sunita Williams Steps Outside ISS for First Spacewalk in 12 Years, Repairs X-ray Telescope | WATCH

Witness the remarkable moment as NASA astronaut Sunita Williams steps outside the International Space Station for her first spacewalk in over a decade! After spending seven months aboard the ISS, Williams is back in action, showing her expertise. Extraordinary footage showed two NASA astronauts as they completed X-ray telescope repairs outside the International Space Station on Thursday, January 16.