Guest: Dr. Erik Seedhouse. Topics: We discussed his book, "Interplanetary Outpost: The Human and Technological Challenges of Exploring the Outer Planets," the human factors issues & the technical issues for such missions. You are invited to comment, ask questions, and discuss the Space Show program/guest(s) on the Space Show blog, http://thespaceshow.wordpress.com. Comments, questions, and any discussion must be relevant and applicable to Space Show programming.