Planetary Radio's Emily Lakdawalla is Science and Technology Coordinator for the Planetary Society. We talk with her about the Society's Red Rover Goes to Mars Project on the Mars Exploration Rover mission, with a special focus on the Student Astronauts coming to JPL. Her Questions and Answers segment wonders if any Earth plants could make it on Mars. Bruce Betts knows What's Up! in the solar system, and offers yet another prize-winning trivia question.