NASA’s Juno spacecraft will get a close look at Jupiter’s moon Io on December 30

NASA’s Juno mission will come closer to Jupiter’s moon Io on Saturday (December 30) than any spacecraft has in about 20 years. The flyby will take Juno to about 1,500 kilometers from Io, the most volcanic body in the solar system. This allows the spacecraft to view Io in detail while collecting a wealth of … Read more