Radioisotope Thermoelectric Generator (RTG)

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:power_generator gptkb:spacecraft_power_system
gptkbp:advantage	high cost radioactive waste long operational life limited power output reliable power in harsh environments
gptkbp:alternativeTo	solar panels
gptkbp:common_fuel	plutonium-238
gptkbp:compatibleWith	sunlight
gptkbp:component	gptkb:Multi-Mission_Radioisotope_Thermoelectric_Generator_(MMRTG) gptkb:General_Purpose_Heat_Source_(GPHS) radiation shielding heat source capsule thermoelectric modules
gptkbp:convertedTo	heat to electricity
gptkbp:developedBy	gptkb:Soviet_Union gptkb:United_States
gptkbp:first_used_on	Transit 4A satellite
gptkbp:introducedIn	1961
gptkbp:lifespan	decades
gptkbp:output	tens to hundreds of watts
gptkbp:provides	continuous power
gptkbp:regulates	gptkb:NASA gptkb:Roscosmos Department of Energy (DOE)
gptkbp:riskFactor	potential radioactive contamination
gptkbp:safety_concern	gptkb:radioactive_material
gptkbp:used_in	gptkb:satellite gptkb:Galileo_spacecraft gptkb:Curiosity_rover gptkb:New_Horizons gptkb:Perseverance_rover gptkb:Voyager_1 gptkb:Voyager_2 gptkb:Pioneer_10 gptkb:Pioneer_11 gptkb:Apollo_missions gptkb:Cassini-Huygens satellites remote weather stations deep space probes Lunar surface experiments
gptkbp:uses	gptkb:radioactive_decay thermocouples radioisotope fuel
gptkbp:bfsParent	gptkb:General_Purpose_Heat_Source_(GPHS)
gptkbp:bfsLayer	7
https://www.w3.org/2000/01/rdf-schema#label	Radioisotope Thermoelectric Generator (RTG)