X @The Economist
The Economist·2025-09-11 16:30
Existing spacecraft destined for other planets use nuclear batteries—low-wattage devices that rely on heat from radioactive decay. But there’s a more powerful alternative https://t.co/NqRdgBcTTK ...
Existing spacecraft destined for other planets use nuclear batteries—low-wattage devices that rely on heat from radioactive decay. But there’s a more powerful alternative https://t.co/NqRdgBcTTK ...