Articles from Perpetual Atomics
A transformative and successful safety testing campaign for future radioisotope power systems, conducted in the framework of the European Space Agency’s ENDURE (European Devices Using Radioisotope Energy) programme, has been completed by a team at Space Park Leicester and Perpetual Atomics Ltd. This builds on the Leicester and UK leadership of Radioisotope Heater Units, Radioisotope Thermoelectric Generator and Radioisotope Stirling Generator development in Europe.
By Perpetual Atomics · Via Business Wire · November 19, 2025

Perpetual Atomics is excited to announce this collaboration, which will enable the processing of americium into sealed sources for use in radioisotope power systems, including radioisotope heater units (RHUs) and radioisotope thermoelectric generators (RTGs). This partnership is another step toward supporting sustainable and reliable power solutions for some of the most challenging environments in space.
By Perpetual Atomics · Via Business Wire · January 17, 2025