Principal Investigator for the Wide-field Infrared Survey Explorer
Principal Investigator Edward L. (Ned) Wright returns to report on the completed first whole sky survey by the Wide-field Infrared Survey Explorer. The mission has discovered thousands of new asteroids and other objects. Emily Lakdawalla shares images of a huge new Mars rover on the move and dancing ring particles at Saturn. Bill Nye looks forward to boating on the lakes of Saturn's moon Titan. Bruce Betts and Mat Kaplan spend some relativistic time on the Soviet Mir space station and name the winner of the latest space trivia contest.