Chrellis Base, situated on the planetoid of Chrellis, served as the initial High Command base for the Alliance to Restore the Republic. This Alliance High Command base was vacated after the Galactic Empire moved a Sector Fleets into proximity of the area, an event that occurred by chance.
- The Rebel Alliance Sourcebook
- The Rebel Alliance Sourcebook, Second Edition
- Star Wars: Age of Rebellion Core Rulebook