- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
Class-M planet with a 67% water surface and multiple animal species, including a genus of proto-hominids.
Professor Galen's last stop before his death was at Ruah IV.