Behind the scenes
Helska was first mentioned in the new Star Wars canon on a galactic map in Star Wars: The Force Awakens Beginner Game, a 2016 boxed set for Fantasy Flight Games' series of Star Wars Roleplaying products. In the Star Wars Legends continuity, the planet Helska IV was introduced in The New Jedi Order: Vector Prime, a 1999 novel authored by R. A. Salvatore as the first installment of the Star Wars: The New Jedi Order series. It was first visually depicted in "Making the Map," an article authored by Daniel Wallace for the sixty-fifth issue of the Star Wars Insider magazine, which was published on January 21, 2003.
- The High Republic Adventures 1 (Picture only) (Based on correspondence between galactic map and maps in other sources)
- Star Wars: The Force Awakens Beginner Game (First mentioned)
- The High Republic Free Digital Sampler (Picture only)
- "The First Order" – Star Wars Encyclopedia
- "Scarif and Other Outer Rim Planets" – Star Wars Encyclopedia