Stellarium 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. It is being used in planetarium projectors. Just set your coordinates and go. By jimbob14thin Public bookmarkswith open-sourceplanetariumportalsourceforgespace
Stellarium 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. By lwordishin Public bookmarkswith astronomy