From Halopedia, the Halo wiki
The Great Light is a heavy frigate under the command of the Keepers of the One Freedom, serving as the flagship of the Keepers' forces. Three months prior to Operation: WOLFE, Castor and Inslaan 'Gadogai were aboard the vessel when they were ordered by Atriox to join the Banished attack on Reach.
List of appearances
- Halo: Shadows of Reach (First appearance)
- ^ Halo: Shadows of Reach, chapter 3