Pluto, once considered the ninth planet in our solar system, is now classified as one of the largest dwarf planets in the Kuiper Belt. But what is a dwarf plane

Pluto is too big to be an asteroid and too small to be a planet, so scientists call it a dwarf planet. It’s so far away from the sun that it gets no warmth at

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

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