Guests: Dr. Paul Mueller and Matthew Dushku. Topics: Experimental Sounding Rocket Association (ESRA), student rocketry, SRB engines and recovery. Dr. Paul Mueller and Matthew Dushku were our guests for this show to discuss the upcoming student rocket competition among six universities for ESRA to be held June 25-26 in Green River, Utah. Find out more about ESRA, their full program, the upcoming competition, and much more at http://soundingrocket.org/default.aspx. Dr.

Guest: Jeff Krukin. Topics: NEWSPACE NATION, spaceports, suborbital and orbital flight. Jeff Krukin was our guest today to tell us about his new monograph, "NEWSPACE NATION: America's Emerging Entrepreneurial Space Industry." You can see a sample of this monograph and order it from Jeff's website, www.jeffkrukin.com. Jeff explained how and why he wrote this monogram and we discussed different segments of the Newspace industry referred to as industry clusters.

Guest: Dr. Alan Stern. Topics: NASA administration, private spaceflight, New Horizons Mission, the Last NASA Administrator. Dr. Alan Stern was our guest for this program to discuss many topics. We started our discussion with NASA given his recent position as Chief of all NASA space and Earth science missions. We talked about the his missions, how to cut costs and save money, the proper balance with the science and the human spaceflight part of NASA, the best use of the ISS, private spaceflight and NASA, and much more. We then moved on to the entrepreneurial private sector as Dr.

Guest: Dr. Nader Elhefnawy. Topics: Space cadet politics, liberal, conservative, and libertarian space politics, space tourism, economic space drivers. Dr. Nader Elhefnawy returned for this Space Show program to discuss his March 16, 2009 Space Review article, "Space Cadet Politics' (www.thespacereview.com/article/1328/1). Dr. Elhefnawy discussed his perspective on why space cadet politics are they way they are (the term space cadet is used in a positive sense in this discussion).

Guests: Michael Leventhal, David Hosley. Topics: Space Investment Summit #6 (SIS-6), space hospitality, space tourism. Our guests started out introducing us to the SIS program and in particular, SIS-6 with its new panel format and specific focus on space hospitality, tourism, and entertainment. Both Michael and Dave described the panels and this new format in detail and to me, it appears to be a real winner. Check it out.

Guest: Dr. Charles Lurio. Topics: The Lurio Report, NewSpace, Moon programs, ISS, Space Solar Power. Dr. Charles Lurio was our guest for this Space Show program. We started out asking Charles if he had any insights to who the new NASA Administrator might be and if one could infer anything by the delay in announcing a new administrator. Dr. Lurio had no information on the next administrator but his comments on what we could possibly infer by the delay were interesting and you will want to hear them.

Guest: Dr. Bryan Laubscher. Topics: Space Elevator, chemical rockets, Space Elevator Conference, power beaming, lightening strikes. Dr. Bryan Laubscher returned to The Space Show to continue our discussion about the space elevator. We started out with Bryan telling us about the upcoming Space Elevator Conference in Redmond, WA. Check it out at www.spaceelevatorconference.org. Registration is available online and there are discounts if applicable to your situation.

Guests: Mark Hopkins and Tim Bailey. Topics: ISDC 2009, NSS, space solar power, continuing education credits. Mark and Tim were our guests today to discuss the upcoming ISDC 2009 in Champions Gate near Orlando, Florida. ISDC 2009 is scheduled for May 28-31, 2009. We discussed much of the programming for the conference, even some unique programming with an Estes rocket competition, continuing education credit, tours of the Kennedy Space Center and much more. Mark also told about the keynote and main speakers which are a representation of Who's Who in space.

Guests: Amitsur Rosenfeld; Dr. Peter Wegner. Topics: Responsive Space in Israel, Air Force Office of Responsive Space. The first interview of this program is with Amitsur Rosenfeld, Managing Director of MicroSat Israel. Amitsur has attended the past four Responsive Space Conferences and provides us with his perspective on how responsive space is progressing. In addition, he details what the Israeli space development programs do regarding responsive space, their responsive small satellites and more.

Guests: Responsive Space #7 Participants including Dr. Jim Wertz, Reda Anderson, Dr. John Jurist, Dr. Richard Van Allen, Ron, Nicola Sarzi Amade, Christine Purcell. Topics: Responsive Space, GPS, business education for space engineers. This Space Show program was live with live video streaming at the Westin Hotel for the Responsive Space Conference #7, April 28, 2009. We started the program with Dr. Jim Wertz coming to the microphone to talk about the status of responsive space, a report card analysis of responsive space, and much more. The discussion with Dr.