The Confederation Of Assimilated Socialist Territories -- an alliance of planets and solar territories that mutually agreed to rule by a Socialist-Communist system following the expulsion of Communism from the core USSEC planets. Generally regarded by most humans as antagonistically psychotic idealists, the COAST have waged the Flood-Fire Wars against the people of USSEC since 2127 when they attacked Halcyon.
- Maradon -- this planet is one of the richest of COAST, with a level of development paralleling Mars. Considered one of the capitals of the Confederation, this planet is the doorstep from the war-torn front-line planets to the core of the Confederation. Hosting COAST Fleet Command and two dozen Parallel Orbital Defense Stations that are rumored to be able to repulse any assault that USSECFleetCom could muster.