Antikythera Mechanism

Pronounced (AN-tih-kih-THEER-ə) – The action of turning the hand crank would also cause all interlocked gears within the mechanism to rotate, resulting in the simultaneous calculation of the position of the sun and moon, the moon phase, eclipse, and calendar cycles, and perhaps the locations of planets.

The Antikythera mechanism is an ancient Greek hand-powered orrery, a mechanical model of the solar system, described as the oldest example of an analog computer used to predict astronomical positions and eclipses decades in advance.

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