Guest:  Dr. Alice Gorman;  Topics:  Space Archaeology, the space archaeology project on the ISS, settlement and archaeology, debris, historical debris, culture, the Moon, Mars, O'Neill cylinders, extraterrestrial life, and much more.

Guest:  Erasmo Acosta; Topics:  Space settlement, space resources, O'Neill 1G orbiting space settlement, lunar and Mars settlement, the Fermi Paradox, are we alone and much more.

Guest:  Gary Oleson; Topic:  Gary's August 18, 2020 SpaceNews article "A critical mission for human spaceflight: a quest for value."

Guest:  Alice Glenn; Topics: Using the Arctic Circle extreme environment for long duration spaceflight & space settlement.  Please direct all comments and questions regarding specific Space Show programs & guest(s) to the Space Show blog which is part of archived program on our website, www.thespaceshow.com.  Comments and questions should be relevant to the specific Space Show program. Written Transcripts of Space Show programs are a violation of our copyright and are not permitted without prior written consent, even if for your own use.

Guest: Dr. Christopher (Chris) McKay. Topics: Mars, astrobiology, planetary exploration, Moon bases, search for life. Please note that you are invited to comment, ask questions, and discuss the Space Show program/guest(s) on the Space Show blog, http://thespaceshow.wordpress.com. Comments, questions, and any discussion must be relevant and applicable to Space Show programming. We welcomed back Dr. Chris McKay of NASA Ames discuss Mars, lunar bases, the possibility of organics and even life on Mars, and humans to Mars missions.