Tazi Prime, homeworld of the Tazani people, is one of two planets in the Tazi System in the Risa Sector. A field of debris surrounds the planet on one half and two rocky moons revolve around it. In addition, the Federation has errected a starbase in the system.
- “Tazi System Patrol”: In 2409 Klingon squads hid near the larger asteroids. Although these mask the tetryon emissions of the intruders, the starbase crew is aware of their presence and asks Starfleet to drive them out. After destroying all Klingon Empire ships the geologists resume their operations.