Expedition 64 Flight Engineer Shannon Walker poses with a pair of Astrobee robotic assistants docked to their ports.
iss064e029277 (Feb. 4, 2021) — NASA astronaut and Expedition 64 Flight Engineer Shannon Walker poses with a pair of Astrobee robotic assistants docked to their ports inside the Japanese Kibo laboratory module. The cube-shaped, toaster-sized robots are being tested for their ability to autonomously navigate and maneuver inside the orbiting lab.