The Oseon system was located within the Centrality. It contained the Oseon belts of asteroids, discovered by Gadfrey Oseon while he was fleeing the Hutts. The Oseon system was famous for its wealthy inhabitants and tourist trade.
- Lando Calrissian and the Mindharp of Sharu (First appearance)
- Lando Calrissian and the Flamewind of Oseon
- The Hutt Gambit (Mentioned only)
- Rebel Dawn (Mentioned only)
- Millennium Falcon