Guest:  Dr. Haym Benaroya;  Topics:  The government's lunar return plan for humans on the Moon, The Gateway, delays and challenges, human safety and health risks, Starship, commercial companies and a human lunar return, China lunar plans and much more.

Guest:  Dr. John Horack; Topics:  The increasing value and wealth of LEO plus additional commercial/NewSpace activities and sectors, economic growth and national security.

Guest:  Dennis Wingo;  Topics:  Starship, returning to the Moon, commercial space and space mining economics and challenges, much needed in-space vehicles, Mars, returning to the Moon, U.S.-Russia space relationship and much more.

Guest:  Brian Dunn;  Topics:  Brian's hard sci-fi book "Tube-Town-Frontier" plus what he says will be plausible lunar development for establishing humans on the Moon and select commercial businesses.  During this program Brian detailed his book which again as hard sci-fi, is based on real science and could happen.

Guest:  Leonard David;  Topics:  Leonard brought up multiple space news stories for discussion on this show, plus we looked ahead to 2022 for what would likely be a continuing news story or a breakthrough story.