Cheers Kwayne!
You're too kind, this is a very small project and modest in scope... really appreciate the offer of graphics help, I may take you up on it someday...
@Grand Master Planet Eater, the original UQM game (where I got the sprites from) is "released under the GNU General Public License. The content (voiceovers, dialogue, graphics, sounds, and music) may be used freely under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike 2.5 license" (see http://wiki.uqm.stack.nl/The_Ur-Quan_Masters_Project_FAQ#Under_what_license_is_the_game_released.3F).