The star Epsilon Eridani (locally known as Fe'l in Tomb'eyū) is the home system of Ki'sa, where all of its economy, military and population is concentrated since they haven't expanded to other systems. The system is home to one Garden-type planet and another semi-habitable planet (being terraformed by the ki'sa), a unique feature not yet observed in any other system. The system is home to 10.1 billion Ki'sa. The following planets and moons concentrates almost all of the activities in the system: