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 orbit simulation in GlowScript VPython: a practical tutorial that demonstrates orbital mechanics and physics-based visualization of satellites maintaining a fixed position relative to ...

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The moon is a popular target for ham radio operators to bounce signals since it’s fairly large and follows a predictable path. There are some downsides, though; it’s not always visible from the same ...