For millenia the planets have fascinated mankind. But only in the last 40 years have those wandering points of light in the night sky been revealed in their glory, unmasked by a fleet of satellites and interplanetary probes: Cassini, Deep Space I, Galileo, Hubnle Space Telescope, Magellan, Mars Global Surveyor, NEAR Shoemaker, Stardust, SOHO, TRACE, Viking, and Voyages I & II, to name but a few.