http://celestiamotherlode.net/I wrote about this program a year or more ago. It's a free, 3-d astonomy program. This site says that it's, "The Celestia Motherlode is a repository for various addons like textures, models or celestial objects for Celestia."Haven't tried it yet? I encourage you to do so.BTW - I discovered this site form one mf my classmates, Jared K.Still learning after all these years. :-)powered by performancing fire...