Oorn Tchis was an Outer Rim planet near Agamar. It was a small, Human-inhabited rural world best known for exporting colorful fabrics and a rare ore used in guidance system design. It joined the Confederacy of Independent Systems in 22 BBY, and eventually became part of the Galactic Empire.
- X-Wing: The Official Strategy Guide
- X-Wing Collector's CD-ROM: The Official Strategy Guide
- The New Essential Chronology
- The Complete Star Wars Encyclopedia