Sy Myrth, a planet found in the Outer Rim Territories of the galaxy, could be found at location S-7 on the Standard Galactic Grid. This world was connected to Belderone, Boonta, Centares, and Jabiim through various hyperspace routes. The Sy Myrthian Brookish Boon originated from Sy Myrth, which was also the homeworld of Toonbuck Toora, a Senator who represented it in the Galactic Senate during the time of the Galactic Republic.