The Mystery and Music of Saturn's Rotation with Don Gurnett

Saturn's northern and southern hemispheres do not rotate at different rates, but the data might make you think so. We get an explanation from space exploration pioneer Don Gurnett, the Cassini Mission Radio and Plasma Wave Science Team Lead. Also hear his eerie ringed planet sounds. Emily Lakdawalla returns with highlights of the Planetary Society blog. Bruce Betts has a new space trivia contest and a new supernova to scare Mat Kaplan.

Related Links:

• Complete Don Gurnett Interview (MP3)
• University of Iowa Sounds of Space, Including "Sun Rings"
• Mixed Signals From Saturn
• Early Messenger Science Results