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Radioisotope Power Systems
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Multi-Hundred Watt RTG
A Multi-Hundred Watt RTG.
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NASA/DOE
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This image shows the closest face-on view of Neptune's Great Dark Spot captured by the Voyager 2 spacecraft during the only visit to the most distant of the eight major planets in our solar system.
Neptune's Great Dark Spot
Scientist for a Day is an essay contest that challenges students in grades 5-12 to think like scientists.
Scientist for a Day Flyer - 2020-21
DRPS illustration of Sunpower Robust Stirling Convertor system from Sunpower, Inc.
Sunpower Robust Stirling Convertor (illustration)
Encircled in purple stratospheric haze, Titan appears as a softly glowing sphere in this colorized image taken one day after Cassini's first flyby of the moon on July 2, 2004.
Titan's Haze
An illustration of Cassini at Saturn.
Illustration of Cassini at Saturn
The spinning vortex of Saturn's north polar storm resembles a deep red rose of giant proportions surrounded by green foliage in this false-color image from NASA's Cassini spacecraft.
Saturn: The Rose
This panorama, taken on Feb. 20, 2021, by the Navigation Cameras, or Navcams, aboard NASA’s Perseverance Mars rover, was stitched together from six individual images after they were sent back to Ea...
Perseverance Navcams 360-Degree Panorama
This marvelous panoramic view was created by combining a total of 165 images taken by the Cassini wide-angle camera over nearly three hours on Sept. 15, 2006.
In Saturn's Shadow
The Cassini Division within Saturn's rings is visible through backyard telescopes on Earth as a dark, seemingly empty region. The division actually contains a great deal of structure.
Graceful Lanes of Ice
NASA's Saturn-bound Cassini spacecraft looked back to see Jupiter as a thinning crescent 17 days after its closest approach to the giant planet.
A Farewell to Jupiter
This color image, acquired by the Galileo spacecraft in 1997 on its ninth orbit around Jupiter, shows two volcanic plumes erupting on Io.
Active Volcanic Plumes on Io
A montage of New Horizons images of Jupiter and its volcanic moon Io, taken during the spacecraft's Jupiter flyby in early 2007.
Jupiter-Io Montage
An enhanced color picture shows asteroid Ida and its moon, Dactyl.
Ida and Dactyl in Enhanced Color
This is the first 360-degree panorama taken by Mastcam-Z, a zoomable pair of cameras aboard NASA’s Perseverance Mars rover. The panorama was stitched together on Earth from 142 individual images ta...
Mastcam-Z's First 360-Degree Panorama
NASA's Cassini spacecraft has delivered a glorious view of Saturn, taken while the spacecraft was in Saturn's shadow. The cameras were turned toward Saturn and the sun so that the planet and rings ...
A Splendor Seldom Seen
NASA’s Perseverance Mars rover, including its Multi-Mission Radioisotope Thermoelectric Generator, is shown on sol 108 of its mission in this image.
NASA's Perseverance Near the Rim of Adziilii Crater
A false-color view, processed to reveal subtleties in the brightness of the overall plume that comprises the jets.
Jets of Enceladus
At equinox, the shadows of the planet's expansive rings are compressed into a single, narrow band cast onto the planet as seen in this mosaic.
Changing Seasons on Saturn
A color image of Arrakoth taken by the New Horizons spacecraft.
Enhanced-Color Composite Image of Kuiper Belt Object Arrokoth (2014 MU69)
This image is the first panoramic view of the Martian surface, taken by the Viking 1 lander.
First Mars Panorama
This series of images from NASA's Cassini spacecraft shows the development of the largest storm seen on the planet since 1990.
Chronicling Saturn's Northern Storm
This self-portrait of NASA's Mars rover Curiosity combines dozens of exposures taken by the rover's Mars Hand Lens Imager (MAHLI) during the 177th Martian day, or sol, of Curiosity's work on Mars (...
Curiosity Rover Self-Portrait
Part of NASA's Mars Science Laboratory mission, Curiosity launched Nov. 26, 2011 and landed on Mars at 10:32 p.m. PDT on Aug. 5, 2012.
RPS 60th: Mars Curiosity Rover Shareable
NASA's newest arrival on Mars, Perseverance will be collecting rock samples that a future mission will return to Earth.
RPS 60th: Mars Perseverance Rover Shareable
Non-NASA RPS Missions Fleet Chart
Non-NASA RPS Missions Fleet Chart
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NASA’s second Power to Explore Challenge inspires learning about how radioisotope power systems help us explore the extremes of our solar system. Credit: NASA/Gayle Dibiasio (ATS)
NASA Launches Power to Explore Challenge for K-12 Students
Radioisotope Power Systems (RPS) have provided the power to explore some of the deepest, darkest, and most distant destinations in the solar system and beyond. Voyager 1 is NASA’s furthest traveled spacecraft, and its science mission has been enabled by RPS for 45 years.
NASA Celebrates 45 Years of Voyager 1, Enabled by Radioisotope Power
Celebrating 45 years of Voyager I and II in space
Voyager, NASA's Longest-Lived Mission, Logs 45 Years in Space
A team of scientists and engineers sponsored by NASA’s Radioisotope Power Systems Program won the American Nuclear Society’s 2022 Best Radioisotope Power Paper award. The society made the announcement following the Nuclear and Emerging Technologies for Space (NETS) conference, held May 8-12 in Cleveland.
Silicon-Germanium Unicouple Paper Wins Best Radioisotope Power Paper Award
NASA used augmented reality to give STEM students a real-world mission planning experience.
NASA Uses Technology to Give Students an Out-of-this-World Experience
10 Years Since Landing, NASA's RPS-Powered Curiosity Mars Rover Still Has Drive
10 Years Since Landing, NASA's RPS-Powered Curiosity Mars Rover Still Has Drive
