The Peter Harrison Planetarium is now closed for an exciting transformation project taking place at the Royal Observatory Greenwich.
The rest of the Royal Observatory is still open as normal to visitors, including the Prime Meridian line, Meridian Observatory and the galleries within the historic Flamsteed House.
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Royal Observatory highlights
Stand on the Prime Meridian Line
Visit the historic Prime Meridian of the World at the Royal Observatory Greenwich
Marvel at the Great Equatorial Telescope
Stand beneath the magnificent onion dome and marvel at one of the largest refracting telescopes in the world
Tours and talks at the Royal Observatory
Delve deeper into the history of time, space and navigation with talks and tours at the Royal Observatory
Visit the Octagon Room
Step inside the room designed by Sir Christopher Wren, and the oldest part of the Royal Observatory
350 years of Royal Observatory Greenwich
Celebrate the anniversary of one of the most important scientific sites in the world
Top things to do at the Royal Observatory
History-making discoveries and cutting edge astronomy at the Home of Greenwich Mean Time
Accessible astronomy for all ages
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