Dwarf planets of the Solar System

Name Region Orbital radius (AU) Orbital period (years) Number of moons
Ceres Asteroid belt 2,768 4,6 -
Orcus Kuiper belt 39,40 247,3 1
Pluto Kuiper belt 39,48 247,9 5
Haumea Kuiper belt 43,22 284,1 2
Quaoar Kuiper belt 43,69 288,8 1
Makemake Kuiper belt 45,56 307,5 1
Gonggong Scattered disc 67,38 553,1 1
Eris Scattered disc 67,78 558,0 1
Sedna detached 506,8 11,400 no data