article: Dwarf planet
links: Eris (dwarf planet) Eris NASA 90377 Sedna Dawn (spacecraft) Sun Gas giant 90482 Orcus 225088 Gonggong Ceres (dwarf planet) 50000 Quaoar Haumea (dwarf planet) Makemake (dwarf planet) Clyde Tombaugh Giuseppe Piazzi 4 Vesta Terrestrial planet Trans-Neptunian object Pluto (dwarf planet) Kuiper belt International Astronomical Union New Horizons Solar System