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.
The setiQuest program is split into discreet projects each requiring the active participation of humans of a broad range of scientific and engineering abilities including project managers, game designers & open-source programmers.