Guest:  John Hunt;  Topics:  physics, the Nobel Prize, advanced propulsion, space solar power and more.

Guest:  Open Lines with Dr. David Livingston'  Topics:  Multiple space and popular topics per listener phone calls and emails including aerospace engineering & testing, gaming software, gravity, the end of SETI@home and much more.

Guest:  Dr. Ethan Siegel; Topics:  Astrophysics, astronomy, cosmology, Big Bang, the beginning of the universe and much 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. 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. Chris Impey. Topics: We discuss Dr. Impey's new book, "How It Began: A time-Traveler's Guide To The Universe" along with astronomy, physics, and cosmology topics. We also discussed space policy and the future of human spaceflight plus science missions. 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.

Guest: Dr. Dave Goldberg. Topics, physics, astronomy, astrophysics we can all understand and enjoy. Dr. Dave Goldberg, physics professor at Drexel University was our guest to discuss his new book, "A User's Guide to the Universe: Surviving the Perils of Black Holes, Time Paradoxes, and Quantum Uncertainty." Visit his blog website for more information, http://usersguidetotheuniverse.com.