Spacewalkers Sergey Prokopyev and Dmitri Petelin

iss069e010448 (May 12, 2023) --- Cosmonauts Sergey Prokopyev and Dmitri Petelin work outside the International Space Station to deploy and activate a radiator on the Nauka multipurpose laboratory module during a five-hour and 14-minute spacewalk. From top to bottom, the main station elements are Nauka, with the European robotic arm and an experiment airlock attached, the Prichal docking module, and the Soyuz MS-23 crew ship.