NASA’s two stuck astronauts took their first spacewalk together Thursday, exiting the International Space Station almost eight months after moving in.Commander Suni Williams and Butch Wilmore removed a broken antenna and wiped the station’s exterior for evidence of any microbes that might still be alive after launching from Earth and escaping through vents.

NASA astronaut Sunita Williams broke the record for the most time spent in space by a woman, logging 62 hours and 6 minutes of spacewalking, on January 30. During a five-and-a-half-hour spacewalk with colleague Butch Wilmore,