Guest: Dave Ketchledge. Topics: Mars Lander Choices. 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.

Guest: Dr. Scott "Doc" Horowitz. Topics: Ares 1, space policy, SRBs, rocket safety, commercial space, COTS. Dr. Scott "Doc" Horowitz was our guest for this Space Show program to discuss NASA today, the current space policy debate, rocket safety and much more. As the inventor of Ares 1, Doc had much to say about all of these issues. For more information about him, please visit his website at www.docsaerospace.com. In our first segment, Doc started us off by congratulating Space X for a very successful Falcon 9 launch on June 4th.