Guide to Dwarf Planets

  The category of dwarf planets was created in 2006 by the International Astronomical Union to help contain new objects that were being discovered. Although there are hundreds of objects in the solar system that could potentially be classified as dwarf planets, as of 2017 there are only five officially recognized ones: Ceres, Pluto, Eris, … Read more

Pluto, the Dwarf Planet

  Pluto was considered the ninth planet in the solar system for more than 75 years, but in 2006 it was reclassified as a dwarf planet. In 2015 NASA’s New Horizons space probe flew by Pluto, gathering high definition images and new information about Pluto and its satellite Charon, as well as its other moons … Read more