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 ...

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).

Sunday 11am ET Update: In response to a query from Ars, the AMC-9 satellite’s operator, Luxembourg-based SES, issued the following statement on Sunday morning: In the early hours of 1st July, the SES ...

On March 14, 2022, GOES-T executed its final engine burn, placing the satellite in geostationary orbit 22,236 miles above Earth. Upon reaching this milestone, GOES-T was renamed GOES-18. GOES ...

Regular followers of space news will know that when satellites or space probes reach the end of their life, they either are de-orbited in a fiery re-entry, or they stay lifeless in orbit, often in a ...