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Earth Hour at Sydney Observatory
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Celebrate Earth Hour at Sydney Observatory with a special evening under the stars.

Saturday 25 March
(02) 92170111
1003 Upper Fort Street,
Millers Point, NSW, 2000


Enjoy an unrivaled view of the night sky as the city switches its lights off in support of Earth Hour and the stars shine brighter than ever.

Enjoy a FREE evening of astronomy and climate action with telescope viewings, hands-on activities, shadow puppets, and an exciting line-up of talks on light pollution, astronomy and the environment. Plus learn from astronomers and take a stroll through the Observatory lit only by candlelight.

All ages. Food available for purchase.

Maximum 10 tickets per transaction.