Guests: Classroom featuring Dr. Livingston, Dr. Jim Logan, Dr. John Jurist. Topics: This is a summary and critique of The Space Show Classroom Series for this year. This program will also be archived on The Space Show Classroom Blog, http://spaceshowclassroom.wordpress.com. Please post your feedback, comments, and questions to the blog, do not send the to the three co-hosts. Anything we receive will be uploaded to the blog. We started this summary program with the three co-hosts critiquing the Classroom program. Dr.

Guests: Dr. Pat Patterson, Niel Holt. Topics: SmallSat Conference, small satellites, cubesats, student scholarships, Space Dynamics Lab (SDL). We welcomed Dr. Pat Patterson and the new director of SDL, Niel Holt, to the program to discuss the upcoming Small Sat Conference, August 9-12 in Logan, Utah, the home of Utah State University. Please visit www.smallsat.org for details. In our first segment, Dr. Patterson told us about the conference, we went through the agenda and learned how this year's program differed from previous years.

Guest: Dr. Ralph McNutt: American spacecraft and plutonium power sources, Mercury, Messenger, Cassini. We welcomed Dr. Ralph McNutt of the Applied Physics Lab to the program. We started our first segment with a discussion of the use of Plutonium 238 as a power source for American spacecraft, asking the questions about why there appears to be so much resistance to anything nuclear in space by broad groups of concerned people. As you will hear, Dr. McNutt said that by using Plutonium 238, we were and are able to do things in space with various missions that we could not do otherwise. Dr.

Guest: Dr. Burton Lee. Topics: European Commission Space Research Program (ECSRP) and European space consortia for American space companies. We welcomed back Dr. Burton Lee to discuss the European Commission Space Research Program for American space companies and the upcoming July 21, 2010 Stanford University Open Meeting for business and university researchers interested in applying for limited European Commission grant funds in areas such as cubesats, space transportation and propulsion systems, robotic exploration technologies, and NEOs.

Guests: Dr. Mark Lewis, Dr. C.F. Lance Chenault. Topics: AIAA Joint Propulsion Conference, current and advanced space propulsion. We welcomed Dr. Mark Lewis and Dr. Lance Chenault to the program to discuss this important AIAA Joint Propulsion Conference along with the 8th Annual International Energy Conversion Engineering Conference to be held July 25-28, 2010 at the Nashville Convention Center & Renaissance Hotel in Nashville, TN.

Guests: Classroom featuring Brian Weeden, Dr. Livingston, Dr. John Jurist. Topic: Space Sustainability: Environmental and Crowding Issues Across All Orbital Domains. Lesson 11 for The Space Show Classroom focused on Space Sustainability issues with guest instructor Brian Weeden of the Secure World Foundation. Brian's paper on this subject is on the Classroom Blog under Lesson 11 Presentation Materials and at www.secureworldfoundation.org/images/SWF_Space%20Sustainability%20Bookl….

Guest: Dr. Clive Neal. Topics: Lunar exploration, space vision and space policy. We welcomed Dr. Clive Neal who is the chair of NASAs Lunar Exploration Analysis Group (LEAG) to the show. Please visit their website at www.lpi.usra.edu/leag. In our fist segment, we started out talking about water on the Moon, how much and where. This discussion evolved into the vision for returning to the Moon and the need for a lunar exit strategy so we don't get bogged down and not go anyplace else in the solar system. Dr.

Guest: Bobby Block. Topics: space journalism, space policy news, Florida Space Coast. We welcomed Bobby Block, Space Editor for the Orlando Sentinel to the show. We started our first segment which was one hour by asking Bobby about his transition to space journalism from his previous journalistic assignments at the Wall Street Journal, as a foreign correspondent, even covering various global hot spots. You will find his transition story interesting. Bobby offered us his opinion on Florida space policy and politics and some of the positions being articulated by Senator Nelson in the state.

Guests: Dr. Paul Mueller, John Culverhouse. Topics: Experimental Sounding Rocket Association (ESRA) 2010 competition, student rocket clubs and launches. We welcomed back Dr. Paul Mueller, Chief Engineer for ESRA to update us on this year's college student competition for ESRA. John Culverhouse of the winning team from Embry Riddle Aeronautical University (E-R) joined us to talk about his team's entry and rocket clubs in general. For more information, please visit the ESRA website at www.soundingrocket.org. In our first segment, Dr.

Guests: Dr. Daniel Rasky and Bruce Thieman. Topics: CRASTE 2010, commercial space perspectives with the Air Force and NASA. We welcomed both our guests to discuss the upcoming CRASTE 2010 conference (www.usasymposium.com/craste/default.htm). Known as the Commercial and Government Responsive Access To Space Technology Exchange, this conference will be at NASA Ames from Oct. 25-28, 2010.