... Mars: Just The Fiction . ... Like a distant mirror of Earth dwellers' hopes and fears for the future, Mars, the fourth planet from the sun, has inspired profound works of fiction as well. Moonrise, Planet Earth . ... Saturn's Rings Seen Sideways . ... The Heart Of Orion . ... Newborn stars lie at the heart of the Orion Nebula, hidden from view by the dust and gas of the giant Orion Molecular Cloud number 1 (OMC-1). ... Shells in the Egg Nebula . ... The Egg Nebula is taking a beating. ...