Penal colony

Penal colonies are colonial territories meant exclusively as correctional facilities for convicts. The prisoners are often used for labor in mines or other industrial facilities on the colonies. Vessels are used to transport prisoners, ore and resources between penal colonies are known as prison ships. While none have been explicitly named, the United Nations is known to have more than one penal colony.

List of appearances

 * Halo: Evolutions - Essential Tales of the Halo Universe
 * The Mona Lisa