I was curious how Voyager 1 is powered. The answer is radioisotope thermoelectric generators (nuclear batteries): https://en.wikipedia.org/wiki/Radioisotope_th

I was curious how Voyager 1 is powered. The answer is radioisotope thermoelectric generators (nuclear batteries): https://en.wikipedia.org/wiki/Radioisotope_thermoelectric_generator https://en.wikipedia.org/wiki/Radioisotope_thermoelectric_ge... Seems we believe that they will last until 2025: https://en.wikipedia.org/wiki/Voyager_1#Power https://en.wikipedia.org/wiki/Voyager_1#Power