The mission completed Inmarsat’s $1.6 billion ... reserving all its performance to deliver the heavy satellite on its way to an orbit more than 22,300 miles over the equator.

SpaceX sent another batch of Starlink satellites into low-Earth orbit from Florida on Tuesday ... GPS III Space Vehicle 06, Inmarsat I6-F2, and CRS-28. What we don't know SpaceX has not disclosed ...

Chinese engineers have rescued two satellites that were stuck in the wrong orbit using a novel 'gravitational slingshot' method.

Each satellite will orbit about 280 miles above Earth ... areas or in-flight service for airlines — such as London-based Inmarsat and Carlsbad, California-based Viasat — operate satellites ...

China has launched 12 new satellites that are equipped with intelligent computing systems to build the world's first supercomputer in orbit.