Guest: Robert (Bob) Zimmerman. Topics: Recent space news and announced projects. 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. Transcripts of Space Show programs are not permitted without prior written consent from The Space Show (even if for personal use) & are a violation of the Space Show copyright.

Guest: Dr. Phil Chapman. Topics: The status of our human spaceflight program, NASA, commercial space. 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. Transcripts of Space Show programs are not permitted without prior written consent from The Space Show (even if for personal use) & are a violation of the Space Show copyright. We welcomed back Dr.

Guest: Mark Hempsell. Topics: Reaction Engines, Ltd., SKYLON, special heat exchangers, low cost space access. We welcomed first time guest Mark Hempsell. Mark is the Futures Program Director for Reaction Engines, Ltd. in the UK. I suggest you follow along on their website with this interview at http://www.reactionengines.co.uk . In the first segment, Mark started out by referencing previous efforts by Reaction Engines, Ltd. with the HOTOL space shuttle project that was cancelled by the British government.