FLEETCOM Sector Three
In 2543, Admiral Preston Cole was in command of the sector. During that year, at least two engagements took place there; the Battle of 18 Scorpii on March 6 and the Battle of Psi Serpentis on April 18. In 2552, it was commanded by Vice Admiral Michael Stanforth. During this year, the Battle of Sigma Octanus IV took place in this sector.
List of appearances
- Halo: The Fall of Reach (First appearance)
- Halo: Evolutions - Essential Tales of the Halo Universe
- Halo: Fleet Battles (Mentioned only)