slide 1 - Martian landscape with rolling hills

Anniversary

10 Years Since Landing, NASA's Curiosity Mars Rover Still Has Drive

Powered by a Multi-Mission Radioisotope Thermoelectric Generator, Curiosity has driven nearly 18 miles (29 kilometers) as it explores Gale Crater. Curiosity’s mission was recently extended for another three years. Read More ›

Plutonium to Pluto

New Horizons - 7 years since Pluto encounter

It has been seven years since the New Horizons spacecraft flew by Pluto. Much of what we know about this dwarf planet was discovered by this RPS-powered spacecraft. MORE ›

slide 3 - Photos of some of the essay's winners

NASA Names Winners of the Power to Explore Challenge

NASA has selected 45 student essays as winners of the Power to Explore Challenge, a national competition for K-12 students featuring the enabling power of radioisotopes. MORE ›

slide 4 - Illustration of Voyager in space

Engineers Investigating NASA's Voyager 1 Telemetry Data

While the spacecraft continues to return science data and otherwise operate as normal, the mission team is searching for the source of a system data issue. MORE ›

Anniversary

After 60 Years, Nuclear Power for Spaceflight is Still Tried and True

Six decades after the launch of the first nuclear-powered space mission, Transit IV-A, NASA is embarking on a bold future of human exploration and scientific discovery. MORE ›

Anniversary

10 Years Since Landing, NASA's Curiosity Mars Rover Still Has Drive

Plutonium to Pluto

New Horizons - 7 years since Pluto encounter

NASA Names Winners of the Power to Explore Challenge

Engineers Investigating NASA's Voyager 1 Telemetry Data

Anniversary

After 60 Years, Nuclear Power for Spaceflight is Still Tried and True

Voyager 1

Voyager 2

New Horizons: Mission Elapsed Time

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Power and Thermal Systems

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Why RPS?

For more than five decades, radioisotope power systems have played a critical role in the exploration of space, enabling missions of scientific discovery to destinations across the solar system. › More

Power and Thermal Systems

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Missions

MMRTG Mission Planner Data Package

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