Following the obliteration of the initial Death Star orbital weapon during the Battle of Yavin in 0 BBY, Bevel Lemelisk, the Death Star's top engineer, went to a secluded getaway on the world Hefi, afraid he would be killed for his failure to the Emperor. Eventually, Imperial Intelligence operatives located Lemelisk's hideout and apprehended him.
- Galaxy Guide 5: Return of the Jedi (First mentioned)
- The Movie Trilogy Sourcebook
- Galaxy Guide 5: Return of the Jedi, Second Edition
- Star Wars Encyclopedia
- A Guide to the Star Wars Universe, Third Edition, Revised and Expanded
- The Complete Star Wars Encyclopedia