New Horizons Principal Investigator, Johns Hopkins University Applied Physics Laboratory
The Principal Investigator for the New Horizons Pluto Mission returns to talk about some of his new adventures, including prep for his own trips into space. Bill Nye gets a kick out of a turf battle between NASA and the FAA. Emily Lakdawalla is blogging and teaching. Bruce Betts joins Mat Kaplan for a review of the night sky and a new chance to win a Planetary Radio t-shirt in the new space trivia contest.