US deploys space sensors to track nuclear explosions frame by frame
The United States has quietly completed deployment of its latest series of space-based nuclear detection systems and is…
How satellite refueling in orbit could cut space junk and extend missions
In the previous installment, we examined on-orbit refuelling (OOR), a concept that has existed since the Space Age.…
10-watt laser sends 1 Gbps from plane to satellite in world-first test
General Atomics from the US and Kepler Communications from Canada have successfully tested high-speed laser communication between an…
China’s new radar resists jamming, adjusts frequency, beam direction
A recent test in China has highlighted what may be the world’s first AI-powered radar system for a…