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The IAU100 celebrations consists of coordinated activities on national, regional and international levels. Activities are planned so that people of all ages and all backgrounds can gain an appreciation for the central role of astronomy for education, development, outreach and diplomacy. At the moment there are IAU100 activities registered in 131 countries/regions.

Anyone can submit an event related to astronomy that aligns with the IAU100 Goals.  Join us celebrating a century of exciting astronomical discoveries by submitting your event here.

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