Haumea
Credit: Stephanie Hoover
Dwarf Planets
Credit: Stephanie Hoover
Eris
Credit: NASA/JPL-Caltech
Makemake
Credit: NASA, ESA, A. Parker and M. Buie (Southwest Research
Institute), W. Grundy (Lowell Observatory), and K. Noll (NASA GSFC)
Pluto
Credit: NASA New Horizons
Ceres
Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA/Justin Cowart
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Dwarf Planets
Our Solar System has 8 planets. It also contains dwarf planets. Pluto is the best known but there are many others including Ceres, Eris, Haumea, and Makemake. Ceres is the only dwarf planet in the asteroid belt.