Stellarium renders 3D photo-realistic skies in real time with OpenGL. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope. Stellarium displays stars, constellations, planets, nebulas and others things like ground, landscape, atmosphere, etc. It is available for Linux/Unix, Windows and MacOSX. It is being used in planetarium projectors. Just set your coordinates and go. Key features of "Stellarium":
Download links: (Become Premium for maximum speed, resumming ability and no waiting): http://rapidgator.net/file/33208962/Stellarium.0.11.4.RC1.Portable.rar.html