Planetary Radio • Dec 31, 2007
A Very Good Year: Looking Back at 2007
On This Episode
![Bruce betts portrait hq library](https://planetary.s3.amazonaws.com/web/assets/pictures/_1200x1200_crop_center-center_82_line/bruce-betts-portrait-hq-library.jpg)
Bruce Betts
Chief Scientist / LightSail Program Manager for The Planetary Society
Mat Kaplan is joined by Emily Lakdawalla and Bruce Betts for a review of 2007's biggest planetary science stories. Bruce sticks around for this week's edition of What's Up, including a new space trivia contest.