83 Leonis
- Binary star
- In Beta Quadrant (ENT Novel: Kobayashi Maru, To Brave the Storm)
- Part of Romulan territory c.mid-22nd century (ENT Novel: Kobayashi Maru, To Brave the Storm)
- Marked the Empire's furthest southern galactic border (ENT Novel: Kobayashi Maru)
- Ceded to Federation following Earth-Romulan War
Known Planets
- Cheron (83 Leonis B V)