Guest:  Dr. Clive Neal; Topics:  Lunar exploration, lunar water, lunar prospecting, returning to the Moon, humans on the Moon, Mars, government policy, commercial space and making profits, space tourism and lots more.

We welcomed Doug Messier back to the program for a 94 minute discussion starting out with the success of the Perseverance Mars rover landing earlier in the day.  Most of the first segment was devoted to Perseverance, the various science experiments plans, the onboard hardware and instruments such as the helicopter, microphones, advanced cameras, MOXIE to make O2 out of the Martian atmosphere plus more.  Listen as Doug and callers/emailers discuss the instrument package, the experiments and the search for possible past life on Mars.  Also discussed was the landing site, Jezero Crater, plus t

Guest:  Dr. Robert (Bob) Zubrin;  Topics: The upcoming Mars Society all virtual and free conference plus man additional topics which Bob addressed.

Guest:  Rand Simberg;  Topics:  Apollo 11 lunar landing, the Evoloterra Ceremony and relevance for today and our future, human spaceflight and settlement, NASA, commercial space, space billionaires, space for science only and much more.

Guest:  Dr. David Livingston;  Topics:  Multiple topics discussed today with callers and from email questions.