Commander Oleg Kononenko works inside the Japanese Kibo lab

iss058e003128 (Jan. 14, 2019) --- Commander Oleg Kononenko works inside the Japanese Kibo lab module monitoring a pair of tiny internal free-flying satellites known as SPHERES (Synchronized Position Hold, Engage, Reorient, Experimental Satellites). High school students compete to design the best algorithms that control the basketball-sized satellites to mimic spacecraft maneuvers and formation flying.