During the Imperial Period, Captain Thrawn and his fleet of Galactic Empire Star Destroyers bombarded the Wild Space planet Oben after Thrawn failed to understand its inhabitants, the Kaleesh, by studying their art.
- Heir to the Empire Sourcebook
- The Thrawn Trilogy Sourcebook
- Aliens in the Empire, Part 2: To a Traitor Go the Spoils on Hyperspace
- Galaxy at War
- Aliens in the Empire, Part 2 on Star Wars Upcoming Books & Comics (images captured from the original article), the official Facebook page of Once Upon a Galaxy