The first planetarium projector was completed 100 years ago, providing the public with an unparalleled view of the night sky. The International Planetarium Society is marking this major anniversary with celebratory events across the globe.
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McConville, M., Voss, B. & Marranghello, G.F. The centennial of the planetarium.
Nat Astron 7, 1140–1142 (2023). https://doi.org/10.1038/s41550-023-02098-3
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Published: 17 October 2023
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Issue Date: October 2023
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DOI: https://doi.org/10.1038/s41550-023-02098-3