By observing the neutrons induced by spallation from protons in the inner Van Allen radiation belts using widely available sensor technologies, the detection of a thermonuclear weapon carried by a space satellite is possible.

By observing the neutrons induced by spallation from protons in the inner Van Allen radiation belts using widely available sensor technologies, the detection of a thermonuclear…

For almost 60 years, a global ban on nuclear weapons in space has held up. But the growing number of satellites and increasing geopolitical tension has scientists worried the…