An orrery (/ ˈɒr.ə.ri / ⓘ) is a mechanical model of the Solar System that illustrates or predicts the relative positions and motions of the planets and moons, usually according to the heliocentric …

Oct 2, 2024 · A brief history of the orrery, including what they do, examples of the most famous and where you can find the biggest in the world.

Orrery, mechanical model of the solar system used to demonstrate the motions of the planets about the Sun, probably invented by George Graham (d. 1751) under the patronage of …

The meaning of ORRERY is an apparatus showing the relative positions and motions of bodies in the solar system by balls moved by a clockwork.

An orrery is a moving model of the motions of the Earth, Moon, and Sun. Orreries can be used to demonstrate phenomena such as day and night, the seasons, lunar phases, and eclipses.

orrery, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Dec 12, 2016 · Traditionally, an orrery is a mechanical model of the Solar System, or at least the major planets. This device is driven by a clockwork mechanism that simulates the motion of …

Nov 1, 2025 · Named after Charles Boyle, 4th Earl of Orrery (1676–1731), for whom such a device was made. The placename is from Irish Orbhraighe, originally the name of a tribe (Orbh …

ORRERY definition: an apparatus for representing the positions, motions, and phases of the planets, satellites, etc., in the solar system. See examples of orrery used in a sentence.

Sep 21, 2025 · An orrery is a mechanical model of the solar system that demonstrates the relative positions and motions of the planets and moons. It is a planetarium device, often driven by a …