Guest:  Dr. John Brandenburg;  Topics:  GEM Theory, Unification Theory, EmDrive, nukes on Mars, supernovas, Xenon 129, Mach Thrusters, his latest sci-fi thriller.  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.

Guest: Jon Goff; Topics: Altius Space-Machines updates, new projects, commercial space, fuel depots & more. Please direct all comments and questions regarding Space Show programs/guest(s) to the Space Show blog, http://thespaceshow.wordpress.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.