Byss was a planet located within the galaxy's Deep Core. Connected via the Byss Run hyperspace route to Prakith, it was discovered during the Old Republic. The world was considered important by Emperor Palpatine.
Behind the scenes
Byss was first created for the Star Wars: Dark Empire series of Star Wars Legends comic books, and first appeared in Dark Empire 2, which was written by Tom Veitch and released on February 18, 1992. The world was confirmed to exist in canon when it appeared on a galactic map included with Star Wars: Build the Millennium Falcon 36, a magazine released by De Agostini in 2015.
- Star Wars: Build the Millennium Falcon 36 (Guide to the Galaxy: The Deep Core) (First mentioned)
- Star Wars: The Force Awakens Beginner Game
- Star Wars: Complete Locations