Stellarium (64-Bit) 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. It is being used in planetarium projectors. Just set your coordinates and go.
Full Specifications
What's new in version 0.12.2
Version 0.12.2 includes variable stars, re-packed star catalogs (Hipparcos and Tycho-2), improvements for plugins, and scripting engine and search tool.
General
ReleaseAugust 5, 2013
Date AddedAugust 5, 2013
Version0.12.2
Operating Systems
Operating SystemsWindows 2000, Windows Vista, Windows, Windows XP, Windows NT