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The orrery in its display on the landing between the ground and first floors at the School of Physics.

The display description of the orrery

Closeups of the various features of the orrery mentioned in the description

St. Andrews Museum at Kinburn House

A closeup of the four inner planets of the orrery. These are driven by the mechanism at the right rates. The moon also revolves around the earth in the model.

Closeup of outer rim engraved with the months and Zodiac signs.

Closeup of the earth and moon display on the orrery. The moon is also driven around the earth by the mechanism driving the earth around the sun.

Closeup of Jupiter and its moons. While not connected to the main driving mechanism, Jupiter was free to rotate around the orrery on a moving arm.