Sydney Observatory, Astronomical museum in Millers Point, Australia
Sydney Observatory is an astronomical museum in Millers Point, housed in a Victorian-era sandstone building. It features two telescope domes, a four-story time ball tower, and displays about the night sky and space exploration.
The building was constructed in 1858 under Governor William Denison as a fort and signal station for ships in Sydney Harbor. It was later transformed into an observatory and played a crucial role in timekeeping for harbor operations.
The name reflects its role in watching and understanding the heavens, knowledge that has been shared here for generations. The spaces show how this place brings people together to explore the sky, mixing traditional viewpoints with modern science.
The best time to visit is during daylight to see the buildings and harbor views from outside. Visitors can walk around the grounds freely or join guided tours to learn more about the facilities.
The building houses one of Australia's oldest working telescopes from 1874, which visitors can still use today alongside modern instruments. This mix of old and new technology shows how observing the sky has remained an ongoing practice over time.
Location: Council of the City of Sydney
Accessibility: Wheelchair limited access
Opening Hours: Monday-Sunday 10:00-17:00
Website: https://maas.museum/sydney-observatory
GPS coordinates: -33.85954,151.20467
Latest update: December 7, 2025 19:31
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