The US carried out the Starfish Prime test by detonating a 1.4-megaton thermonuclear bomb about 400 kilometres above Earth.
On 9 July 1962, during one of the most dangerous periods of the Cold War, the United States carried out one of the most ...
NASA visualization showing a cross-section of Earth's Van Allen radiation belts. (NASA/Goddard Space Flight Center Scientific ...
A constellation of cubesats fitted with special detectors could sniff out nuclear weapons hidden on satellites launched by adversary nations, a new study suggests.
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 ...
Gen. Stephen Whiting, the commander of U.S. Space Command, recently made waves when he publicly discussed a major threat that America’s newest military branch recently war-gamed — that of an adversary ...