Koolach system
The Koolach system, the source location for koolach silk, could be found within the Slice region of the Inner Rim.
Behind the scenes
The system of Koolach initially appeared in The Essential Atlas from 2009, a reference work authored by Daniel Wallace alongside Jason Fry, pinpointing its location as grid O-10.
Sources
- The Essential Atlas (Initial mention)
- Star Wars: The Essential Atlas Online Companion featured on StarWars.com (article) (backup link)