Colony structures removed from or never fully implemented in the final game. All items (19) # A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Other A Anaerobic colonies C Centralized customs dispatch D Dimensional portal F Fighter garrison Food replicators G Ground batteries Ground missile base H High orbit sonar I Interstellar stock exchange M Matter converter O Outpost R Radiotelescopic observatory Robotic factory S Solar kiln Special funding tribunal Staff college T Toxic condenser U Underground storage W Warp field interdictor