Maravel was a planet in or near Federation space. It was the location of a Starfleet research station in the mid 24th century, and home to a species dubbed "lake dragons." Lieutenant Commander Antigone Chen was stationed on Maravel in 2364, along with her daughter T'Ryssa. In 2380, Starfleet Lieutenant T'Ryssa Chen of the USS Rhea was transported by the intelligence in star cluster NGC 6281 to Maravel, a distance of 2000 light years. (TNG novel: Greater Than the Sum)