- 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
Planetary system in the Alpha Quadrant. The arctic terrained Rigel X is the site of a trading complex where many species interact, and was the last known location of the Klingon Klaang before he crashed to Earth in 2151. An away team from the Enterprise NX-01 made a stop on Rigel X to investigate. This is where Captain Archer encountered the mysterious Sarin.