Guest:  Bruce Pittman;  Topics: commercial launch industry, space settlement, returning to the Moon, lunar return and settlement times, commercial Mars settlement, human factors for lunar settlement and much more.

Guests:  Mark Sundahl and Tanja (T.L.) Masson;  Topics:  Legal challenges for developing outer space, the Moon, Mars and more from both a US and international legal perspective.

Guest:  Dr. Madhu Thangalevu; Topics, Lunar return policy & mission needs/planning, ISDC Moon Track, using space for better living on Earth and much more.

Guest:  Leonard David with a visit from Barbara David;  Topics:  Gateway, lunar policy, space advocacy, space legal issues and concerns, commercial space concerns, NASA budget and OMB issues, promoting space books and much more.

Guest:  Dr. Haym Benaroya; Topics: We discussed his new book, "Building Habitats On The Moon: Engineering Approaches to Luna Settlements," lunar habitat knowledge & engineering, challenges, and more.  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.