Jeras is a civilized desert world located on the eastern edges of the Ultima Segmentum on the borderline between the Imperium of Man ( Realms of Ultramar) and the Tau Empire. The population of the planet is nearly 25 billion. The planet's many mines and rigs are worked mostly by citizens of Jeras whom received credits from the ruling administrations. The planet rejects slavery at all cost that even a small time care taker receive credits and lived in a one bed room apartment. Most of its citizen work as miners, factory workers, herders, soldiers, and builders.