The Amargosa Diaspora is an enormous globular cluster of unusually high density. One of its formations is FGC 13, a stellar cluster.

In 2369, the USS Enterprise-D was assigned to chart this region. To expedite the process, Lieutenant Commander Geordi La Forge devised a way to enhance the long-range sensors by transferring warp power to the main deflector grid. His modifications attracted the attention of solanogen-based lifeforms to the ship. (TNG: "Schisms")