Submitted by michael on Thu, 01/01/2015 - 16:16 URL http://www.shatters.net/celestia/ Celestia, a real-time 3D space simulation featuring a database of over 100,000 stars, nearly a hundred solar system, objects, and a complete catalog of extrasolar planets. Tags Celestia Space Simulation Solar System Extrasolar Extrasolar Planets OpenGL Astronomy