Jaga's Cluster, which is also referred to as the Jaga's Cluster System or, alternatively, the Jagomir System, represented a star cluster situated within the Esstran sector of the Outer Rim Territories.
During the Mandalorian Wars, specifically in the year 3961 BBY, Cassus Fett commanded the Mandalorians in the annihilation of a significant military contingent belonging to the Republic, an event that transpired in Jaga's Cluster.