Station Frontier is the largest and most powerful Federation starbase ever constructed in the 24th century. It serves as the headquarters and center of operations of Vanguard Command and the Vanguard Fleet. The station's base commander is Vice admiral Anastassia Folonova, the senior Deputy Flag Officer-in-Command of Vanguard. Station frontier is a massive space station. It is one of very few Immense-class starbases ever created by Starfleet. It is the largest Federation asset to the "Frontier Region".