“Check the chrono-sphere?... begin ignition sequence... prepare for blast-off... HERE WE GO!
It’s time for the Interplanetary Exploits of Crash Lunar and his Copper Rocket? Adventurers!
In the thirty-second century, Lieutenant Marcus “Crash” Lunar, the Astral Federation’s Action Hero, and his Boy Sidekick, Ensign Clifford “Cliff” Hangar, travel across the far-reaches of the solar system searching for adventure and a way to fight off the threat of the Empire Of Saturn? and its evil leader Lord Axanar?.”
Brought to you by Warp-Os? cereal (and a 12-year-old unrecorded script by Chris Gruber), “ Crash Lunar” is THE sci-fi radio serial you’ve been looking for! Download each part as it becomes available! They’re in living S*T*E*R*E*O-phonic sound!
Inspired in part by the Firesign Theatre?’s characters in “Mark Time,” Crash Lunar and Company were created by Chris Gruber during the fall of 1992. Despite several attempts at recording the scripts in ’92 and ’93, these episodes were never recorded until this year. New episodes (starting with number 66) have been written in 2004.
Official Site: 
http://www.crashlunar.com/