Planetary Radio • May 08, 2006
Join Us at the International Space Development Conference
On This Episode
![Tyson neil](https://planetary.s3.amazonaws.com/web/assets/pictures/_576x576_crop_center-center_60_line/tyson-neil.jpg)
Neil deGrasse Tyson
Astrophysicist and Director, Hayden Planetarium
![20190611 bill nye profile cropped](https://planetary.s3.amazonaws.com/web/assets/pictures/_1200x1200_crop_center-center_82_line/20190611_bill-nye-profile-cropped.jpg)
Bill Nye
Chief Executive Officer for The Planetary Society
Special coverage of the International Space Development Conference in Southern California, featuring Neil deGrasse Tyson, Bill Nye the Science Guy and Burt Rutan. Also an ISDC What's Up segment, including a new space trivia contest.