Thalos is a star system, a trinary star located in the space of the galaxy's Alpha Quadrant, in or near the borders of the Ferengi Alliance. This trinary consists of a type M red star as its primary, a type G yellow star as its secondary, and a type K orange star as its tertiary. Thalos was the location of a planetary system, including Thalos VI and Thalos VII. (ST reference: Star Charts, TNG episode: "The Dauphin", DS9 episode: "The Magnificent Ferengi")