CyberSky Accurate, yet easy-to-use planetarium program
DeskMoony DeskMoony is the program which calculates current moon phase and draws it nicely.
Mars Explorer Interactive 3D exploration of the Mars Surface for educators and Astronomy fans.
Planet Visibility A 3-color graph that shows when a planet, the moon or the sun is visible.
VRMars-Spirit - The Red Planet Mars 3D 4GB of Virtual Reality of the Red Planet Mars-3D... Covers over 3 years of the MER Spirit Mission. VRPresents DVD for scientists and hobbyists interested in astronomy, cosmos, planets, solar system.