Astronomy Picture of the Day . ... Above are two computer generated images highlighting how strange things would look. ... The picture is actually composed from two images recorded weeks apart by the Voyager 2 spacecraft during its visit to the Saturnian System in August of 1981. ... Most ground-based telescopes with lenses and mirrors are hindered by the Earth's nurturing, protective atmosphere that blurs images and scatters and absorbs light. ... A Dust Devil on Mars . ... The Hubble Deep Field . ...