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.

Guest: Open Lines with Dr. David Livingston. Topics: Commercial space, space policy, California space industry, NASA 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.

Guest: Pat Duggins. Topics: Mars, "Trailblazing Mars," space policy. We welcomed Pat Duggins, the news director for Alabama Public Radio to the show to discuss his new book, "Trailblazing Mars: NASA's Next Giant Leap." Please note that you are invited to comment, ask questions, and rate this program on the new Space Show blog, http://thespaceshowoutsidethebox.blogspot.com. His book is available at the One Giant Leap Foundation website and if you order it from OGLF, Amazon will make a contribution to The Space Show.