From Halopedia, the Halo wiki
Looking for the space station? See Anchor 9.
This map features many close quarters combat sections. It is fully symmetrical with a two-leveled base at each side and a long spine separating the map into the "Weapons" side and "Repair" side. Both sides feature a large shield door that allows access to a narrow walkway outside the station for low-gravity combat.
The following are locations on the map that are so named on the player's heads-up display during gameplay: