The Sigma Station is a massive station made for the purpose of trade with foreign nations and the Empire. The massive station has a standing live in force of 3 million people; making it the largest space station in Empire Space. It has a single fleet defending it, and has defenses equal to that of a Citadel Space Station.
Known as Tiagma Station, it is a massive station used for trade and as a shipyard for damaged ships or those needing to refuel or restock. Given minimal defenses, it is a first generation trade station.