Japan Aerospace Exploration Agency astronaut Koichi Wakata conducts a session with a pair of bowling-ball-sized free-flying satellites
ISS038-E-000078 (10 Nov. 2013) — In the International Space Station’s Kibo laboratory, Japan Aerospace Exploration Agency astronaut Koichi Wakata, Expedition 38 flight engineer, poses for a photo while conducting a session with a pair of bowling-ball-sized free-flying satellites known as Synchronized Position Hold, Engage, Reorient, Experimental Satellites, or SPHERES.