The "Star trek" canon concordance
Spatial bodies: U is for Umbra
- Ultima Thule (Planet): Valerians: (Dolamide purification plant)
- Umeth VIII (Planet, DMZ): UFP: Last known location
- Universe: Outer rim: USS Enterprise-D
- Universe, proto- (Subspace pocket, Gamma Quadrant): USS Mekong: Snags - USS Rio Grande: Return to Gamma Quadrant
- Unnamed asteroid: See Asteroid
- Unnamed comet: See Comet
- Unnamed moon: See Moon
- Unnamed nebula: See Nebula
- Unnamed planet: See Planets
- Unnamed planetoid: See Planetoid
- Unnamed singularity: See Singularity
- Unnamed star: See Star
- Uranus (Planet, Terran System, Alpha Quadrant): *