stellarium: stellarium - Virtual 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. It is being used in planetarium    
stellarium: projectors. Just set your coordinates and go.					  
stellarium: 
stellarium: 
stellarium:
stellarium: 
stellarium: http://www.stellarium.org