Guest:  Al Globus; Topics:  Al's new book "The High Frontier: An Easier Way," eLEO low radiation orbits, centrifuge spin rates for humans, life support, commercial markets and more.  Note that Al's co-author, Tom Marotta, call in on the toll free line in both the first and second segment to participate and add to our discussion.

Guests: John Batchelor, William (Bill) Harwood, Dr. David Livingston. Topics: Air Force X37-B, ULA, SpaceX & more. You are invited to comment, ask questions, and discuss the Space Show program/guest(s) on the Space Show blog. Comments, questions, and any discussion must be relevant and applicable to Space Show programming. Written Transcripts of Space Show programs are not permitted without prior written consent from The Space Show (even if for personal use) & are a violation of the Space Show copyright.

Guest: Open Lines with Dr. David Livingston. Topics: asteroid mining, Planetary Resources, Inc. SLS. 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. Transcripts of Space Show programs are not permitted without prior written consent from The Space Show (even if for personal use) & are a violation of the Space Show copyright.

Guest: Robert (Bob) Zimmerman. Topics: Space science missions, NASA budget constraints, civil space policy issues, commercial space, space politics. 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.

Guest: Dr. Robert (Bob) Zubrin. Topics: Human spaceflight to Mars and more. 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. Transcripts of Space Show programs are not permitted without prior written consent from The Space Show (even if for personal use) & are a violation of the Space Show copyright. Dr.