http://behindtheblack.com
Robert Zimmerman takes a hard science approach to things.
http://www.coasttocoastam.com/guest/zimmerman-robert
He mentioned the hexagon pattern on Saturn, dark matter & the manned moon landings.
http://imaginativeworlds.com/forum/showthread.php?1754-Sun-Mar-6-Art-Bell-with-Robert-Zimmerman
Robert Zubrin is also interested in the cosmos in general.
http://www.coasttocoastam.com/guest/zubrin-robert
http://motherboard.vice.com/blog/the-right-wing-mars-guru-robert-zubrin-interview
http://en.wikipedia.org/wiki/Space_Shuttle_Columbia (125,204,911 miles)