Category:Dwarf planet

A dwarf planet is a satellite of the Sun that meets the following criteria now set by the International Astronomical Union:(a) is in orbit around the Sun, (b) has sufficient mass for its self-gravity to overcome rigid body forces so that it assumes a hydrostatic equilibrium (nearly round) shape, (c) has not cleared the neighbourhood around its orbit, and (d)is not a satellite.

fr:Catégorie:Planète naine