A famously unlucky date is getting a cosmic twist.NASA says the asteroid Apophis will safely pass close to Earth on Friday, ...

The OEO satellite promises a geosynchronous orbit around the equator, low latency, and a drastic cut in costs—using readily available technology. Thousands of satellites have been deployed during ...

China successfully demonstrates geosynchronous satellite tracking of moving maritime targets Persistent surveillance from orbit reduces reliance on low Earth satellite constellations Three satellites ...

It's been decades since humanity first sent a satellite into orbit, and during all this time we kind of become experts at it. What we still haven't mastered yet is extending the life of these ...