Orrery - Wikipedia An orrery 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 model
NASA JPL Eyes - Solar System Interactive NASA’s Solar System Interactive (also known as the Orrery) is a live look at the solar system, its planets, moons, comets, and asteroids, as well as the real-time locations of dozens of NASA missions
Orrery | Mechanical, Celestial Motion Planetary System . . . 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 Charles Boyle, 4th Earl of Orrery In use for several centuries, the device was formerly called a planetarium
ORRERY Definition Meaning - Merriam-Webster 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
Orrery | History of Science Museum An orrery is a mechanical model of the Solar System that shows the relative positions and motions of the planets and moons according to the heliocentric (Sun-centred) model