Trexat was an inhabited planet located somewhere in the space of the galaxy's Alpha or Beta Quadrants. The primary populace of Trexat were the Trexatian civilization. In the 23rd century, Trexat began having trouble with relations with the planet Repok, which was located in the same star system. The USS Enterprise-E was sent to settle the dispute in late 2379. (TNG novel: Resistance)