The Pralor homeworld was the homeworld of the Pralor, which were driven to extinction by Automated Personnel Units some time before 2372. (VOY: "Prototype")
The Pralor homeworld was located in the Pralor system. This system was located in non-aligned space, in the Delta Quadrant. This system was a trinary star system. Primary was a class G star with a magnitude of +1, which was a hundred times brighter than Sol. Secondary was a class M star. Tertiary was a class K star. The USS Voyager visited this system on stardate 49240. (citation needed • edit)