On Feb. 3, NASA’s #JunoMission made a second close flyby of Jupiter’s moon Io, at a distance of 930 miles (1,500 km). The twin flybys are designed to provide new insight into how Io’s volcanic engine works and whether a global magma ocean exists under Io’s rocky surface. pic.twitter.com/K2KVAwYczl

— NASA Solar System (@NASASolarSystem) February 4, 2024