NASA astronauts Jessica Meir and Chris Williams are pictured during a spacewalk

iss074e0404371 (March 18, 2026) --- NASA astronauts Jessica Meir and Chris Williams, both Expedition 74 flight engineers, are pictured outside the International Space Station during a spacewalk to complete installation of a modification kit ahead of future solar array installation on the 2A power channel of the orbital outpost. It was William’s first spacewalk, Meir's fourth, and the 278th in support of space station maintenance, upgrades, and assembly.