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Geostationary Orbit

A geostationary orbit, is a type of geosynchronous equatorial orbit (GEO), is a circular geosynchronous orbit 35,786 kilometres (22,236 miles) above Earth’s equator and following the direction of Earth’s...

geostationary transfer orbit

A geosynchronous transfer orbit or geostationary transfer orbit (GTO) is a Hohmann transfer orbit—an elliptical orbit used to transfer between two circular orbits of different radiuses in the same...

Geosynchronous orbit

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). The synchronization of rotation and orbital...

German V-2 rocket

The V-2 Rocket was the world’s first long-range guided ballistic missile.  The V-2 was also know in German as Vergeltungswaffe 2 or “Retribution Weapon 2”.  It’s technical name was the Aggregat 4 (A4). The V-2 was powered by a...