3D Asteroids 

Through space, myriad stars and asteroid fields to unknown worlds? It will petrify your imagination. Incredible 3D graphic and marvelous visual effects are the distinctive features if this 3D free screensaver. Have a lot of fun!
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SOLAR WARS 

SOLAR WARS is a turn-based space strategy game, based in a distant solar system, with up to thirty orbiting planets. Play in single player mode, with computer opponents, or multiplayer mode, over the Internet.
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MaterialWorlds Simulations 

Live interactive physics simulations let you explore the Solar System (orbits, seasons, gravity, tides, comets and satellites), play snooker and experiment with Laws of Motion, bridge,crash,ideal gas,pendulum clock and siege engine simulations.
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Coeli - Stella 2000 

Complete astronomy software suite exploring realistic skies in real time, with observing log, Live Orbits, Sky Quiz, spoken guidance, A-Z encyclopedia, and a concentrated search embracing planets, comets, asteroids, DSOs, and 300,000 stars.
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365 Hubble Telescope Screen Saver 

This screensaver includes over forty INCREDIBLY DETAILED IMAGES of spinning galaxies, colorful nebulae, supernova remnants, solar system planets, and other amazing celestial bodies. Take your mind to the heavens every time your computer is idle!
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Gravitorium Pro 

The prime purpose of Gravitorium is to let you play with ideas about gravity and gravitational systems. Create an entirely new solar system from scratch!
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