Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. The latest release Stellarium 0.13.0 brings some interesting new features: New modulated core. Refactored shadows and introducing the normal mapping. Sporadic meteors and meteors has the colors now. Comet tails rendering. New translatable strings and new textures. New plugin: Equation of Time – provides solution for Equation of Time.