There are five official dwarf planets in out solar system with a another four objects that almost certainly are. So far there are 394 objects that have been discovered in the solar system that are possible dwarf planets including the five currently recognised.
The known dwarf planets are Ceres, Pluto, Makemake, Haumea and Eris. These bodies are each appropriately over 950km in diameter.
All the dwarf planets are found in the Kuiper Belt with the exception of Ceres which is found in the asteroid belt.
No dwarf planets have yet been visited by space probes though in 2015 NASA’s Dawn and New Horizons missions will reach Ceres and Pluto respectively.
Dwarf Planet Sizes
Facts About Dwarf Planets
Click a dwarf planet planet below to find out more about it.