U.S. Space Command (SPACECOM) explored the importance of maneuvering satellites, especially those in geosynchronous orbit, in an Apollo Griffin wargame ...

A geosynchronous orbit (sometimes abbreviated GSO) is an Earth-centered orbit with an orbital period that matches Earth's rotation on its axis, 23 hours, 56 minutes, and 4 seconds (one sidereal day).

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 ...

In a breakthrough that could redefine the strategic race for the Moon, China has successfully executed a satellite-to-satellite refueling operation in geosynchronous orbit, according to reporting from ...

Two Chinese satellites have rendezvoused with one another more than 20,000 miles above the Earth in what analysts believe is the first high-altitude attempt at orbital refueling. China’s Shijian-21 ...

Elon Musk's SpaceX is set to launch a Falcon 9 rocket from Cape Canaveral, Florida. Here are best places to watch liftoff and ...