Purpose
A Celestial Entity usually serves a Greater Celestial Entity
Appearance
A Celestial Entity usually has an appearance determined by how the Greater Celestial Entity thats dominion it belongs to decides
Dominions
A Celestial Entity has the most power in the dominion it works in
See Greater Celestial Entity for more information on cosmic dominions and other concepts
Powers
A Celestial Entity usually has a weakened version of the Greater Celestial Entity it works under, the only exception to this rule are Rogue Celestial Entity