Radioisotope Power Systems (RPS)


he annual NASA writing challenge invites K-12th grade students in the United States to learn about Radioisotope Power Systems (RPS),…

Space nuclear power to explore the deepest, dustiest, darkest, and most distant regions of our solar system and beyond.

NASA has selected the 45 semifinalists of the Power to Explore Challenge, a national competition for K-12 students featuring the…

General Purpose Heat Source module, or GPHS is the essential building block for the radioisotope generators used by some NASA…

Radioisotope heater units (RHUs) help bring dependable heat to spacecraft. One RHU generates about one watt of heat energy from…

Animation of the components of a Multi-Mission Radioisotope Thermoelectric Generator (MMRTG) power system.

While the Martian clouds may look like the kind seen in Earth’s skies, they include frozen carbon dioxide, or dry…

NASA’s Mars Perseverance rover acquired this image using its onboard Right Navigation Camera (Navcam). The camera is located high on…