Eris is the largest known dwarf planet in the solar system. Its elongated orbit takes it far outside of the main region of the Kuiper Belt.

Makemake was first discovered in 2005. It was formally recognized as a dwarf planet in 2008 by the International Astronomical Union.

Pluto is a dwarf planet that lies in the Kuiper Belt.

Astronomers think a collision with a larger body caused the dwarf planet to lose its surface ice, producing the rapid spin.

The closest dwarf planet to Earth is Ceres.

The Solar System has only eight planets now as Pluto, which was the ninth, has been reclassified as a dwarf planet.

When Ceres was first discovered it was called a comet. Within a year it was called a planet. Within one more year it was called an asteroid. Since 2006, it has been called a dwarf planet.

Makemake was discovered in March 2005 and is classified as a dwarf planet. Its color is reddish-brown, and it has no atmosphere.

In 2006, the International Astronomical Union decided to create a new category for solar system objects called "dwarf planets", and Pluto was reclassified as a dwarf planet.

Pluto is the largest dwarf planet in the solar system.