A fifty year anniversary of a two thousand year dream

Chartrand, Mark R. III (1973) A fifty year anniversary of a two thousand year dream. The Planetarian, 2 (3). pp. 95-101. ISSN 0090-3213


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The planetarium profession started just 50 years ago. At that time, progress in optics, instrumentation, and electricity made possible the real ization of a two thousand year old idea - a perfect representation of the starry sky inside a room. With it came the possibility to have a celestial time machine, with time marked by the motions of the planets.

Item Type: Article
Subjects: Astronomy Education Research
Depositing User: Mr Saeed Salimpour
Date Deposited: 03 Apr 2017 14:56
Last Modified: 19 Aug 2018 09:25
URI: http://istardb.org/id/eprint/392

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