The oldest existing observatory in Australia is located on Observatory Hill in The Rocks, on a historic sandstone building.  Star-gazing, 3-D fun, history and harbour views are just some of the many fascinating things to see and do at Sydney Observatory. Sydney Observatory was built in 1858, it is considered to be Australia’s oldest observatory, and one of the most significant sites in the nation’s scientific history. Recognised as an item of ‘state significance’ by the New South Wales Government is also heritage listed. The Observatory's main function during the 19th and early 20th centuries, was to offer it's services to shipping, navigation, meteorology and timekeeping as well as to the study of the stars seen from the Southern Hemisphere. There were many Government Astronomers who worked and lived in the building until 1982 when Sydney Observatory became part of the Museum of Applied Arts and Sciences. Today the Observatory is a museum and public observatory with a significant role in astronomy education and public telescope viewing. It contains an 1874 29cm lens telescope, a 42cm computer-controlled telescope and a hydrogen-alpha solar telescope, all of which visitors are able to view through during booked sessions. That is not all ! Sydney Observatory also offers you a virtual reality 3-D space theatre, exhibitions about astronomy, meteorology and the history of Sydney Observatory, cosy planetarium, lecture theatre, souvenir shop and beautiful gardens. Sydney Observatory is located close to the historic Rocks district and the world-famous Sydney Harbour Bridge, and can be easily accessed by bus, train, ferry or car. Your visit to the Sydney Observatory & 3D Space Theatre will give you the chance to experience the virtual reality 3D Space Theatre and explore our galaxy like never before! Don’t miss your chance to enjoy 3D Space Theatre Ticket in the Sydney Observatory & 3D Space Theatre - only one of the attractions included in the Sydney Unlimited Attractions Pass Purchase yours today and get to see the most of Sydney!