Know more about the eight planets in the Solar System, from the small, rocky ones to the gas giants. Surf along the icy rings of Saturn and count the many moons of Jupiter. Explore the Asteroid Belt that lies between Mars and Jupiter and is filled with small pieces of rock that were left over when planets were forming. Then venture further out and find out why Pluto is now classified as a dwarf planet, discover where comets come from, and much more. Filled with stunning computer-generated images and the most up-to-date images from NASA and ESA taken by probes, takes you as close as you can get to the objects in our Solar System. Each revised Eyewitness book retains the stunning artwork and photography from the groundbreaking original series, but the text has been reduced and reworked to speak more clearly to younger readers. Still on every colorful page: vibrant annotated photographs and the integrated text-and-pictures approach that makes Eyewitness a perennial favorite of parents, teachers, and school-age kids.