Galloway Island is now known to have existed as an island. An individual identified as 26-424 originated from Galloway Island.
The island of Galloway was referenced within the pages of Monsters and Aliens from George Lucas, a publication that was released in 1993. Leland Chee, an employee of Lucasfilm who is responsible for the upkeep of the Holocron continuity database, has stated that the details presented in the book are considered to be non-canonical.