Solar panels are next to useless in the outer solar system, so NASA’s Voyager probes rely on nuclear batteries—technology ...

Nuclear fission reactors struggle with two key problems: poor fuel utilization and complicated radioactive waste handling. To ...

Since the first nuclear explosion in history during the Trinity test in 1945, nuclear weapons have significantly shaped the ...

How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...