A constellation of cubesats fitted with special detectors could sniff out nuclear weapons hidden on satellites launched by ...

The Van Allen radiation belts are swarms of high-energy charged particles trapped in the web of Earth's magnetic field, many ...

Add Yahoo as a preferred source to see more of our stories on Google. Gen. Stephen Whiting, the commander of U.S. Space Command, recently made waves when he publicly discussed a major threat that ...

When Iran’s covert nuclear program came to international attention over two decades ago, Tehran insisted that its intentions were peaceful and that it had no plans to develop weapons. The country’s ...

Space-based nuclear weapons are a serious matter, and one that deserves the very highest level of national attention.