The wide range of planets in our small solar system alone is remarkable--giant planets; dwarf planets; rocky, watery, and gaseous planets; frigid planets and blazing-hot planets; and planets surrounded by rings or multiple moons. Then travel beyond our solar system and begin exploring the so-called exoplanets, and the variety is even more dazzling. Even readers who think they know everything about planets will find much to intrigue, excite, and thrill...