The S.S. Mauss is a civilian Tuffli-class science vessel in service in the 25th century.
- unnamed captain
- unnamed second officer
- In April 2409 (stardate 86309.10), Mauss monitors the Nukarans from orbit, where a satellite is positioned.
- Following the detection of unusual phenomena on Nukara Prime, the Mauss proceeds to the planet to investigate. Interphasic rifts have opened on the planet's surface. Shortly after, the vessel is destroyed by a Tholian Recluse and six escorts.
- In early May (stardate 86345.37), Starfleet dispatches U.S.S. Alliance to investigate fate of the Mauss. The Tholians are gone and only wreckage remains of the science vessel and its crew. (Season 6 Dev Blog #8)