- 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
Propulsion system. Tricyclic plasma drive was utilized by certain Suliban stealth ships and leaves a spatial disturbance. If one measures the decay rate of the plasma, one may be able to follow the warp trail.