The US Space Force’s “Resilient GPS” program could have dramatically strengthened GPS reliability—at the same moment adversaries like China have sought to undermine it.

The U.S. Space Force is positioning its Space Warfighter Operational Readiness Domain as a cornerstone for maintaining space superiority.

NASA's Artemis II crewed mission to the moon shows how U.S. space strategy has changed since Apollo -- and contrasts with China's closed program.

The National Reconnaissance Office just revealed the existence of its "JUMPSEAT" line of spy satellites, eight of which launched to Earth orbit between 1971 and 1987.

The US has pulled back the curtain on a Cold War spy tool that listening in for decades from a highly unusual orbit. The ...

The Pentagon and NASA cannot be dependent on one contractor for critical operations. While the political divorce between Elon Musk and President Donald Trump earlier this summer seems to have abated, ...

A little more than a century ago, the US Army Air Service came up with a scheme for naming the military’s multiplying fleet of airplanes. The 1924 aircraft designation code produced memorable names ...