Adonis
- T-class brown dwarf (TNG Novel: The Buried Age)
- Located in Alpha Quadrant within Sheliak buffer zone near Breen space (TNG Novel: The Buried Age)
- Ringed body (TNG Novel: The Buried Age)
- At least three planets (TNG Novel: The Buried Age)
- Emits hyperonic radiation (TNG Novel: The Buried Age)