He has also written several Star Wars novels, including Darth Maul: Shadow Hunter and the Coruscant Nights trilogy. With Steve Perry, he co-authored the MedStar Duology, Death Star, and the short story MedStar: Intermezzo.
- Star Wars: Droids: The Adventures of R2-D2 and C-3PO — "Tail of the Roon Comets" (November 9, 1985)
- Ewoks — "The Raich" (September 27, 1986)
- Ewoks — "Hard Sell" (October 25, 1986)
- Darth Maul: Shadow Hunter (January 30, 2001)
- MedStar I: Battle Surgeons (June 29, 2004) (co-written with Steve Perry)
- MedStar II: Jedi Healer (September 28, 2004) (co-written with Steve Perry)
- MedStar: Intermezzo (July 2005) (co-written with Steve Perry)
- Death Star (September 25, 2007) (co-written with Steve Perry)
- Coruscant Nights I: Jedi Twilight (June 17, 2008)
- Coruscant Nights II: Street of Shadows (August 26, 2008)
- Coruscant Nights III: Patterns of Force (January 27, 2009) (co-written with Maya Kaathryn Bohnhoff)
- And Leebo Makes Three (September 2011) (co-written with Maya Kaathryn Bohnhoff)
- Shadow Games (November 29, 2011) (co-written with Maya Kaathryn Bohnhoff)
- The Last Jedi (February 26, 2013) (co-written with Maya Kaathryn Bohnhoff)