Mount Stromlo Observatory
A hilltop observatory destroyed by fire in 2003 and rebuilt as a research and instrument centre, with ruins left standing.
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Mount Stromlo has been an astronomical site since 1911 and became the Commonwealth Solar Observatory in the 1920s, growing into Australia's leading optical astronomy centre. In January 2003 a firestorm swept over the mountain and destroyed five telescopes, the workshops and the director's residence in a matter of hours. The Australian National University rebuilt the site as a research and instrumentation centre, and the burnt shells of the great dome and other buildings have been left standing as a memorial, with interpretive signage. The visitor area has a café with views over Canberra, occasional public astronomy nights are run, and the surrounding hill is a mountain bike park with graded trails.
What you actually see
- The fire ruins - the burnt shells of telescope domes left as a memorial.
- The rebuilt centre - the instrumentation and research buildings on the hill.
- The Canberra view - the city and ranges seen from the summit.
- The bike park - graded mountain bike trails on the slopes below.
When to go
Year-round for the grounds and café; public astronomy nights run occasionally and must be booked. Winter nights are cold but clear. The hill is exposed and windy in any season.
Honest expectations
The working telescopes are not open to the public and there is no permanent visitor centre; the grounds, ruins and café are the visit. Public night sessions are infrequent and sell out. The site is a short drive from the city with no public transport.
Nearby
The National Arboretum lies east; the Cotter Reserve is further west.
What to pack for Mount Stromlo Observatory
Chosen from what this place is for. Tap a kit for the full checklist.
Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.


