... Earth Rotating Under Very Large Telescopes . ... Most time lapse videos of the night sky show the stars and sky moving above a steady Earth. ... Jets from Unusual Galaxy Centaurus A . ... Jets of streaming plasma expelled by the central black hole of a massive spiral galaxy light up this composite image of Centaurus A. The jets emanating from Cen A are over a million light years long. ... The Last Panorama of the Spirit Rover on Mars . ... The Mileage of Light . ... Three Arches Above Utah . ...