Hyoton system

The Hyoton System is the capital and the homeworld system of the Xi'an Empire. It has been Xi'an homeworld system since the prehistoric times. The system doesn't appear on the Starmap.

Hyoton I
Currently, only Hyoton II, III, and IV are mentioned in the lore (as of April 2020), but their enumeration suggesting that their are one other planets, closer to the sun.

Tethle'a : Hyoton II
Tethle'a is a habitable planet.

RyiXy'an : Hyoton III
RyiXy'an is the former homeworld of the Xi'an race. It was rendered an uninhabitable smog planet by a Civil War that led to the foundation of the Xi'an Empire.

Ka'ua : Hyoton IV
Ka'ua is the current capital and the home of the Emperor.