Sepan 8 was a planet located in the Sepan system, a part of the Sepan sector in the Slice portion of the Expansion Region.
The Dimoks and the Ripoblus assembled near Sepan 8 to ally against the Galactic Empire.
- TIE Fighter: The Official Strategy Guide
- TIE Fighter Collector's CD-ROM: The Official Strategy Guide
- Star Wars Encyclopedia
- The Complete Star Wars Encyclopedia, Vol. III