• Thumbnail for Multi-mission radioisotope thermoelectric generator
    The multi-mission radioisotope thermoelectric generator (MMRTG) is a type of radioisotope thermoelectric generator (RTG) developed for NASA space missions...
    12 KB (1,234 words) - 05:36, 2 July 2025
  • Thumbnail for Radioisotope thermoelectric generator
    A radioisotope thermoelectric generator (RTG, RITEG), or radioisotope power system (RPS), is a type of nuclear battery that uses an array of thermocouples...
    67 KB (7,248 words) - 14:53, 22 July 2025
  • Thumbnail for Aerojet Rocketdyne
    contractor to the US Department of Energy for the Multi-mission Radioisotope Thermoelectric Generator. The first flight MMRTG is currently powering the...
    28 KB (2,795 words) - 12:33, 15 June 2025
  • Thumbnail for Dragonfly (Titan space probe)
    Dragonfly (Titan space probe) (category Missions to Saturn)
    concepts would have used the heat from a radioisotope thermoelectric generator (RTG). Dragonfly is to use its multi-rotor vehicle to transport its instrument...
    47 KB (4,155 words) - 02:43, 14 July 2025
  • Thumbnail for Europa Clipper
    demonstrated by the Juno mission. The alternative to solar panels was a multi-mission radioisotope thermoelectric generator (MMRTG), fueled with plutonium-238...
    106 KB (9,090 words) - 16:59, 4 July 2025
  • Thumbnail for Perseverance (rover)
    at 899 kg (1,982 lb)—a 14% increase. The rover's multi-mission radioisotope thermoelectric generator (MMRTG) has a mass of 45 kg (99 lb) and uses 4.8 kg...
    96 KB (8,265 words) - 11:57, 27 July 2025
  • Thumbnail for Curiosity (rover)
    Curiosity (rover) (category Astrobiology space missions)
    S. Department of Energy. Curiosity's RTG is the Multi-Mission Radioisotope Thermoelectric Generator (MMRTG), designed and built by Rocketdyne and Teledyne...
    124 KB (10,383 words) - 18:05, 27 July 2025
  • Thumbnail for Thermoelectric materials
    containing nano- and micro-pores. NASA is developing a Multi-Mission Radioisotope Thermoelectric Generator in which the thermocouples would be made of skutterudite...
    116 KB (14,118 words) - 08:16, 28 June 2025
  • Thumbnail for NASA
    technologies such as the multi-mission radioisotope thermoelectric generator (MMRTG), which is a type of radioisotope thermoelectric generator used to power spacecraft...
    225 KB (20,826 words) - 05:59, 19 July 2025
  • Thumbnail for General-purpose heat source
    Horizons, Galileo and Ulysses. They are used in the multi-mission radioisotope thermoelectric generator, as used by Mars Science Laboratory (Curiosity rover)...
    3 KB (282 words) - 20:26, 13 April 2025
  • Thumbnail for Nuclear power in space
    most common type is a radioisotope thermoelectric generator, which has been used on many space probes and on crewed lunar missions. Small fission reactors...
    48 KB (4,963 words) - 00:49, 18 June 2025
  • Thumbnail for Nuclear power
    decay processes are used in niche applications such as radioisotope thermoelectric generators in some space probes such as Voyager 2. Reactors producing...
    245 KB (22,881 words) - 18:03, 27 July 2025
  • Thumbnail for Thermocouple
    radioisotope thermoelectric generator, the radioactive decay of transuranic elements as a heat source has been used to power spacecraft on missions too...
    60 KB (6,995 words) - 11:44, 17 June 2025
  • Thumbnail for Application of silicon-germanium thermoelectrics in space exploration
    NASA missions since 1976. This material is used in the radioisotope thermoelectric generators (RTGs) that power Voyager 1, Voyager 2, Galileo, Ulysses...
    14 KB (1,449 words) - 13:12, 18 April 2025
  • Thumbnail for Plutonium-238
    Plutonium-238 (category Radioisotope fuels)
    plutonium-238 isotope suitable for usage in radioisotope thermoelectric generators (RTGs) and radioisotope heater units. The density of plutonium-238 at...
    40 KB (4,140 words) - 18:19, 16 July 2025
  • Thumbnail for Mars Science Laboratory
    six-wheeled rocker-bogie system, is powered by a multi-mission radioisotope thermoelectric generator (MMRTG), and communicates in both X band and UHF...
    107 KB (9,139 words) - 11:28, 27 July 2025
  • Thumbnail for GPHS-RTG
    source — radioisotope thermoelectric generator, is a specific design of the radioisotope thermoelectric generator (RTG) used on US space missions. The GPHS-RTG...
    4 KB (451 words) - 13:15, 11 May 2025
  • Thumbnail for Timeline of Mars Science Laboratory
    internal short in the rover's power source, the Multi-Mission Radioisotope Thermoelectric Generator, caused an unusual and intermittent decrease in a...
    156 KB (13,271 words) - 18:08, 27 July 2025
  • Thumbnail for Mars 2020
    analyze geologic samples from the Martian surface. A Multi-Mission Radioisotope Thermoelectric Generator (MMRTG), left over as a backup part for Curiosity...
    73 KB (7,613 words) - 18:43, 29 July 2025
  • Thumbnail for Nuclear propulsion
    (1954), An Atomic Locomotive, retrieved 2023-12-14 "Multi-Mission Radioisotope Thermoelectric Generator" (PDF). NASA/JPL. January 1, 2008. Archived from...
    27 KB (2,675 words) - 15:05, 5 June 2025
  • Saturn's biggest moon Titan and will make use of Multi-Mission Radioisotope Thermoelectric Generators (MMRTG) for power to navigate through the atmosphere...
    31 KB (3,286 words) - 00:27, 20 July 2025
  • Thumbnail for Pioneer 10
    Pioneer 10 (category Missions to Jupiter)
    of the antenna. Its electric power was supplied by four radioisotope thermoelectric generators that provided a combined 155 watts at launch. It was launched...
    59 KB (5,440 words) - 15:43, 29 July 2025
  • Thumbnail for Innovative Interstellar Explorer
    and mission goals were considered, leading to the choice of a spacecraft propelled with ion engines powered by a radioisotope thermoelectric generator (RTG)...
    5 KB (494 words) - 14:54, 5 October 2024
  • Systems for Nuclear Auxiliary Power (category Electrical generators)
    Auxiliary POWER (SNAP) program was a program of experimental radioisotope thermoelectric generators (RTGs) and space nuclear reactors flown during the 1960s...
    23 KB (2,744 words) - 12:13, 16 March 2025
  • Thumbnail for Cassini–Huygens
    Whitmore; et al. (June 26–29, 2006). Mission of Daring: The General-Purpose Heat Source Radioisotope Thermoelectric Generator (PDF). 4th International Energy...
    131 KB (12,256 words) - 20:31, 19 July 2025
  • Thumbnail for ISRO
    (TDS-01) mission. Alpha source thermoelectric propulsion technology Radioisotope thermoelectric generator (RTG), also called alpha source thermoelectric technology...
    258 KB (20,079 words) - 06:31, 29 July 2025
  • Thumbnail for List of proposed missions to the outer planets
    the mission, Ulysses could not rely on solar panels for power. Instead, it was equipped with a General Purpose Heat Source Radioisotope Thermoelectric Generator...
    100 KB (6,353 words) - 15:13, 23 May 2025
  • Thumbnail for Solar panels on spacecraft
    current solar technology and spacecraft mass limitations, so radioisotope thermoelectric generators (RTGs) are instead used as a power source.[obsolete source]...
    20 KB (2,232 words) - 11:46, 22 April 2025
  • Thumbnail for OCEANUS
    OCEANUS (category Missions to Uranus)
    be powered by three multi-mission radioisotope thermoelectric generators (MMRTG), a type of radioisotope thermoelectric generator. As of 2015[update]...
    14 KB (1,107 words) - 10:43, 22 February 2025
  • Thumbnail for Uranus Orbiter and Probe
    Uranus Orbiter and Probe (category Missions to Uranus)
    2020) Small Next-Generation Atmospheric Probe (SNAP) Concept to Enable Future Multi-Probe Missions: A Case Study for Uranus. Retrieved June 22, 2020....
    17 KB (1,317 words) - 17:46, 4 February 2025