Habitat Delta

Habitat Alpha is a generic United Nations Space Command term for for one of the quarters sections of an Orbital Magnetic Accelerator Cannon Platform.

Cairo Station Habitat Delta
Cairo Station Habitat Delta was invaded by the Covenant during the invasion. The UNSC defense coordinator ordered multiple Fire Teams to the habitat, but eventually was forced to send a full Marine squad to repel the intruders. Some of them, if not all of them, were killed in the shot, insueing battle.