Planetarium

A planetarium is a theater built primarily for presenting educational and entertaining shows about astronomy and the night sky, or for training in celestial navigation. The plural of planetarium is planetariums or planetaria. The term "planetarium" is sometimes used generically to describe other devices which illustrate the solar system, such as a computer simulation or an orrery.

Related Topics:
Theater - Astronomy - Celestial navigation - Orrery

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