Guests:  Nathan Hirsch, Jonathan Zarate:  Topics:  Nathan and Jonathan, both students at USC, talked with us about the USC Liquid Propulsion Lab.  Our guests answered many questions, including questions about students, the space industry, different types of rocket fuels and human spaceflight.

Guest:  Dr. John Hunter;  Topics:  Green Launch, gas guns, shots to space and LEO, the Yuma Proving Grounds, propellant, CO2 in the atmosphere, market analysis and more.

Guest:  Tory Bruno;  Mr. Bruno largely responded to listener questions and comments about ULA, Vulcan, Starliner, policy and security, Atlas 5, Delta 4, human spaceflight, lunar plans, competition and lots more.

Guest:  Brian Barnett; Topics:  Solstar Space Co, wifi hots spots in space, wifi communications space to Earth, wifi communications from and to space, FCC applicable regulations, markets and potential growth. Wifi in deep space,

Guest: Anthony Longman;  Topics:  An introduction and thorough discussion regarding the expandable rotating shielded space habitat concept by Anthony and his company, Sky Frame Research.