Allyuen was one of the possible sites the Galactic Empire suspected the Alliance to Restore the Republic might have been hiding following the Battle of Yavin. The Imperial II-class Star Destroyer Stalker, attached to Darth Vader's Death Squadron, dispatched a Viper probe droid to Allyuen in 3 ABY in search of the hidden Rebel base.
- The Empire Strikes Back radio
- Star Wars Episode V: The Empire Strikes Back junior novel (Mentioned only)
- Galaxy Guide 3: The Empire Strikes Back, Second Edition
- Star Wars: Behind the Magic
- The Essential Atlas