Guest: Alan Lawrie. Topics: Saturn 1/1B rocket, A-1B manned flights, Saturn 5, rocket engineering, design challenges, Von Braun, lost knowledge. Alan Lawrie was our guest to talk about his new Apogee book, "Saturn 1/1B." We discussed the Saturn rocket program in-depth from the engineering qualifications and risk-taking to the management and leadership needed to make the program successful.

Guest: Paul Cabot. Topics: Canadian Avro Arrow, Avro Company, innovative aerospace designs, out of the box aerospace engineers, Canadian aerospace industry history, Toronto Aerospace Museum,Victory Aircraft. Paul Cabot took us through the history of the Canadian Avro Company, one of the most innovative and out of the box aviation and aerospace design companies ever. We learned about the politics of cancelling potentially profitable, innovative, and exciting projects like the Jetliner, the Arrow, and many more. We discussed the brain drain to the U.S.

Guest: Dr. Eligar Sadeh. Topics: Contested Space Domain, space weaponization, Iran, nuclear missiles, China and the ISS, treaties, space advocacy, military space, Israel. PLEASE NOTE THAT DR. SADEH EXPRESSED VERY STRONG PERSONAL OPINIONS IN THIS DISCUSSION REGARDING IRAN, ISRAEL, NUCLEAR WEAPONS, AND SELF-DEFENSE. THESE OPINIONS ARE SOLELY THOSE OF DR. ELIGAR SADEH. DO NOT ASSUME THESE OPINIONS APPLY TO THE SPACE SHOW, THE HOST, OR ANYONE ELSE. Dr. Eligar Sadeh spoke with us about U.S. space policy in the context of contested space and cooperative space.

Guest: Dave Thompson. Topics: Dr. Who, science fiction, Daleks, SONIC screwdriver, BBC, regeneration, James Bond. Join us for this most entertaining, informative, and pleasurable trip through the BBC television series, Dr. Who. Dave Thompson, in his book, "Eclectic Gypsy: An Unauthorized Biography of Doctor Who," starts us at the beginning of the famous British sci-fi television series and takes us down to the 11th Doctor who is about to make his appearance. Dave told us about the Daleks, his favorite alien race, the Cybermen, and the Slitheen.

Guests: Dr. Robert Kelley, Dr. George Seielstad, Nate Ambler, Joseph Kerian, Mark Grygier, Ben Schilling, Michael Thomas, Pablo DeLeon. Topics: UND multidiscipline educational vision for space and more, AgCam, spaceflight simulators. This special program consists of various segments separated from each other by about 5-7 seconds of spacing as there are no breaks separting the different interviews. We started this special taped set of interviews with an interview with Dr. Robert Kelley, the 11th President of the University of North Dakota. During this discussion, I asked Dr.

Guest: Dr. Bryan Laubscher. Topics: Space elevator, space elevator traffic management, planetary defense, elevator timeline, Japanese space elevator. Dr. Bryan Laubscher returned to update us on the space elevator conferences from 2008 and the upcoming 2009 conference which will be August 12-16, 2009 in Redmond, WA. Some of the many space elevator topics discussed included the progress being made with carbon nanotubes (CNTs), space policy and the elevator, the Japanese elevator, and more.

Guest: Dr. David Livingston with Open Lines. Topics: Civil space, NASA, Big Bang, favorite Space Show programs, student programs, affordable space access, Obama space policy. All topics were welcome on this Open Lines Space Show program. We had a mix of callers and email/chat questions on a variety of topics including how to establish civil space, space tourism, affordable space access, Obama's probable space policy, and the challenge of landing large payloads on Mars.

Guest: Dr. Neil DeGrasse Tyson. Topics: Pluto, planets, Disney, Kuiper belt, terrestrial planets, gas giants, NASA, human spaceflight, geopolitical drivers. Dr. Tyson returned to The Space Show to discuss his new book, "The Pluto Files: The Rise and Fall of America's Favorite Planet," which details the reclassification of Pluto from a planet to a dwarf planet. Dr. Tyson explains why this change was made and what the IAU action really means. You may be surprised to learn the decision is not binding! In the discussion, Dr.

Guests: Brian Weeden and Ben Baseley-Walker. Topics: Secure World Foundation, space situational awareness, space weaponization & militarization, satellite defense. Brian Weeden and Ben Baseley-Walker of the Secure World Foundation presented solid information and strategies for addressing problems around space traffic management and space situational awareness. Our guests were very realistic about the topics discusse. Not only did we talk about space policy and how policy is created, we talked about space weaponization and ways to avoid it, such as the distributive satellite defense.

Guest: Dr. Jeff Bell. Topics: Apollo 8, Soviet L1 Zond, Obama space policy, SSP, Ares 1 & V, economics, Martian methane, NASA science missions, human spaceflight. Dr. Jeff Bell began the discussion today by referring back to an end of the year Space Show program which addressed Apollo 8 and a recent article written by Miles O'Brien on the same subject which ignored the rush for Apollo 8 because the Soviets were planning their own lunar flyby mission with the L1 which was more commonly referred to as the Zond spacecraft. You will want to hear what Dr.