While those USSR generators are indeed nuclear-powered, they use a completely different method from nuclear plants. They simply convert the decay heat of a radi

While those USSR generators are indeed nuclear-powered, they use a completely different method from nuclear plants. They simply convert the decay heat of a radioactive material into energy, and as such aren't subject to any drastic reactions such as meltdowns. More info: https://en.wikipedia.org/wiki/Radioisotope_thermoelectric_generator https://en.wikipedia.org/wiki/Radioisotope_thermoelectric_ge...