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

A spacecraft fitted with two flexible robotic arms is on the way to geosynchronous orbit after launching earlier this week on a SpaceX Falcon 9 rocket, kicking off a planned decade-long mission to ...

The world’s leading space powers desperately want to know what the others are up to high above the equator. For more than a decade, the US military has operated a fleet of “inspector” 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 ...

Apophis will make an exceptionally close but safe pass by Earth on April 13, 2029. Its path will dip inside the altitude of many geosynchronous satellites, creating a comparison that sounds alarming ...