In 2006, Pluto was reclassified as a dwarf planet. Small, rocky dwarf planets make their home on the outer edges of the solar system. Scientists use telescopes

Discover Saturn and the other outer planets through engaging text, vibrant photography, and powerful infographics.

Discusses the 2006 reclassification of Pluto as a dwarf planet, and describes its physical characteristics, as well as those of other celestial bodies such as m

Describes the physical characteristics and movements of the smallest bodies of rock and ice that are in rotation around the Sun, and are known as dwarf planets.

Very basic information about Pluto and other dwarf planets.