Not all of these projectors were designed specifically for children, but these projector models captivate young minds with ...

UMD's Marshall W. Alworth Planetarium is getting a new projector, and the public is invited to see it during a free Astronomy ...

New ultra-high-definition projectors in the Einstein Planetarium give visitors an experience that rivals that of the IMAX theaters. The stars have gotten brighter at the National Air and Space Museum.