TPS's Planetary Radio Show and The Space Show
The Planetary Society's Planetary Radio Show
Each week, Planetary Radio visits with a scientist, engineer, project manager, advocate or writer who can provide a unique perspective on the quest for knowledge about our solar system and beyond. We also showcase regular features that raise your space IQ while they put a smile on your face.
http://planetary.org/radio/
The Space Show
The Space Show® focuses on timely and important issues influencing the development of outer-space commerce and space tourism, as well as other related subjects of interest to us all.
http://www.thespaceshow.com/