Baden-Württemberg 1 (BW1) was a proposed lunar mission spacecraft. The mission was led by the University of Stuttgart. The basic design was for a cubical spacecraft 1 meter on a side, with a mass of about 200 kg (441 lb). It may use an electric propulsion system utilizing polytetrafluoroethylene PTFE. As of 2013[update] work on trajectories had been performed.
- Lichtbogenantriebe für Weltraumaufgaben (Arcjet propulsion systems for space applications), Prof. Monika Auweter-Kurtz, B.G. Teubner Stuttgart 1992 Institute of Space Systems at the University of Stuttgart