The Orrery /Or"re*ry/ n.; pl. Orreries. [So named in honor of Charles Boyle, Earl of Orrery.] An apparatus which illustrates, by the revolution of balls moved by wheelwork, the relative size, periodic motions, positions, orbits, etc., of bodies in the solar system. Snapshots   Get pictures of the solar system, from any planet! Animations   Make small animations of the movement of the planets. The Sky   Get a picture of the sky, with the planets labeled! (if you want more control, try the expert page). Ephemerides   Get the positions of the planets in your sky, anytime.   If you want to find a planet, go there, and just click on its name!

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