Uranus is the farthest planet from Earth that can be seen with the unaided eye but of course this can only happen on a clear, dark night. How about having the opportunity to watch this unique planet any time you like? All you need is this screensaver
SimSolar - Solar System Simulator for Windows. Includes easy-to-use display and controls, tilt and rotation options for easy viewing, options for scaled planet and orbit sizes, and over 150 years of range. Registered version includes much more!
Take a Virtual Tour of Mars-3D. 4GB on DVD... Better than books on Mars. Covers 3 years of the MER Spirit Mission. VRPresents hobby software for people interested in astronomy, cosmos, planets, solar system, space flights, stars. Similar to 3D games.
