Haumea

Haumea is the 3rd Dwarf Planet from the sun, but from in Sailor Moon, Ceres and Pluto classification in it means Haumea is the 1st Dwarf Planet from the sun. It is the dwarf planet of Birth and Children.

Appearance
Haumea is a white with a giant rust red spot.

Trivia

 * Haumea is named after the hawaiian goddess of fertility and childbirth.
 * This might be a reason why Sailor Haumea is the guardian of Childbirth
 * Sailor Haumea was born on this planet but was then turned into a human egg and traveled in time and space until entering a female human baby. This is also how Sailor Eris and Sailor Makemake were reborn.
 * Sailor Haumea guarded Haumea from being destroyed, if it were to be destroyed, it would kill everything that once was or is a baby or any eggs from non-laying animals and laying animals. Eris and Makemake would also destroy everything that these dwarf planets protect.