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Radioisotope Power Systems (RPS)

NASA Selects Winners of the 2024-2025 Power to Explore Challenge
3 min read

NASA has chosen three winners out of nine finalists in the fourth annual Power to Explore Challenge, a national writing…

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Nine Finalists Advance in NASA’s Power to Explore Challenge
3 min read

NASA has named nine finalists out of the 45 semifinalist student essays in the Power to Explore Challenge, a national…

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2024 NASA Power to Explore Contest Winners
6 min read

2023 – 2024 Power to Explore Contest Winners NASA announced the winners of the third annual Power to Explore Challenge,…

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Radioisotope Power for Spacecraft
3 min read

NASA's Curiosity rover on Mars and other NASA spacecraft that explore some of the most distant, darkest and dustiest places…

How NASA’s Perseverance Is Helping Prepare Astronauts for Mars
6 min read

The rover carries several swatches of spacesuit materials, and scientists are assessing how they’ve held up after four years on…

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Power to Explore Student Essay Challenge 2025 Trailer
2 min read

The annual NASA writing challenge invites K-12th grade students in the United States to learn about Radioisotope Power Systems and…

Radioisotope Heater Unit Pull-Apart Animation
1 min read

Animation of the components of a radioisotope heater unit (RHU) component.

Radioisotope Power Systems – Power to Explore
1 min read

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