The Headon-5 sublight engine was the engine that propelled the J-type 327 Nubian royal starship.
- Star Wars: Episode I The Phantom Menace
- Star Wars: Episode I The Phantom Menace novelization (First appearance)
- The Official Star Wars Fact File 6 (NAB2, Naboo Royal Starship)
- The Complete Star Wars Encyclopedia (As "Headon-5")
- Star Wars: The Official Starships & Vehicles Collection 36