stellarium: Stellarium (a desktop planetarium)
stellarium: 
stellarium: Stellarium is a free open source planetarium for your computer. It
stellarium: shows a realistic sky in 3D, just like what you see with the naked
stellarium: eye, binoculars or a telescope.
stellarium: It is being used in planetarium projectors. Just set your coordinates
stellarium: and go.
stellarium: A 3d openGL acceleration card and a good CPU are required.
stellarium: 
stellarium: 
stellarium: