Starliner co-pilot Sunita Williams is now the world's most experienced female spacewalker, moving up to No. 4 overall.

Astronauts Suni Williams and Butch Wilmore, who have been on an unexpectedly monthslong assignment after serving on Boeing’s Starliner crewed test flight, are conducting a spacewalk Thursday. The duo is venturing outside the International Space Station to remove degraded radio communications hardware.

Sunita Williams, one of the NASA astronauts stuck in space, ventured out to conduct essential maintenance tasks on the International Space Station (ISS).

NASA's two stuck astronauts are taking their first spacewalk together, exiting the International Space Station almost eight months after moving in