Heavens Above - Website for tracking Satellites, Space ships and other space objects.
Pioneer - Pioneer is a space adventure game set in the Milky Way galaxy at the turn of the 31st century.
See A Satellite Tonight - Free web app to explore satellite locations.
Vega Strike - Vega Strike is an Open Source 3D Action-Space-Sim that lets you trade, fight, and explore in a vast...
Celestia - Real-time 3D visualization of space
X - It is a science fiction space trading and combat simulator series.