For decades, geostationary orbit (GEO) was the undisputed home of satellite communications. From television broadcasts to internet backhaul and voice services, GEO satellites formed the backbone of ...

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).

Geostationary Earth orbit is back from the dead. A year or two ago, the regime looked like the next graveyard orbit after an onslaught of low-Earth-orbit communications satellites—especially SpaceX’s ...

JACKSONVILLE, Fla. — Fifty years ago, on Oct. 24, 1975, meteorology took a monumental leap forward when GOES-1 (Geostationary Operational Environmental Satellite), the world’s first geostationary ...