Seed · Aerospace & Defense · Cologne, Germany · Founded 2019 · 10–20 employees
Neutron Star Systems develops the SUPREME electric propulsion system for spacecraft, combining high-temperature superconductors with magnetoplasmadynamic thrusters to enable more efficient space missions. The company has secured contracts with the European Innovation Council, European Space Agency, and German Aerospace Agency totaling over €2.6 million, plus a $250,000 contract with the US Air Force's SpaceWERX program. Their technology targets automated transfer vehicles, lunar transportation, and Mars cargo missions, offering superior thrust-to-weight ratios and propellant flexibility compared to conventional systems. Founded in 2019 and headquartered in Cologne, they're working with prestigious partners including University of Stuttgart and Airbus Defence & Space.
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