NASA reached a milestone on Friday morning when two Americans ventured out of the International Space Station to replace a power controller: The astronauts, Jessica Meir and Christina Koch, had undertaken the first all-female spacewalk.
Shortly before 8 a.m., live video of the event showed two bulky white figures — first Ms. Koch, then Ms. Meir — emerging slowly from the space station, which glowed against the blackness of space.
For the rest of the story, Check the New York Times: