Guest:  Open Lines with Dr. David Livingston; Topics: Multiple topics from callers and listeners sending in emails. Also, topics suggested by the host.  It is suggested you follow the tags for more detail on the variety of topics discussed on this Open Lines program.

Guest:  Dr. Wendell Mendell;  Topics:  NASA JSC 2013 retirement, lunar matters, ISRU, settlement, Artemis, the Gateway, SLS, space stories from the past, space history, private sector space development, NASA and the way it operates plus much more.

Guests:  Robert Jacobson was a first segment guest, then followed by Open Lines callers on multiple topics.  Topics:  Gravity prescription, pregnancy in space, robotics, space settlement, O'Neill free space colonies, and more.

Guest:  Dallas Bienhoff; Topics: Cislunar space development, the Cislunar Space Development Company LLC progress, Starship, the Pandemic, commercial space progress, returning to the Moon, Mars and more.

Guest:  Dennis Wingo;  Topics: The Dennis Wingo blog article from March 11, 2020 "Finding Our Purpose In Space."  Lunar exploration details, benefits for investment dollars.