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Royal Observatory Greenwich

The Royal Observatory Greenwich is a world-famous observatory for a multitude of reasons: not only does it contain London's only planetarium and the UK's largest refracting telescope, it is also home to the elusive Harrison timekeepers, and it is the home of Greenwich Mean Time and the Prime Meridian of the World. It is therefore the official starting point for each new day and year. Start your day with a visit to the Planetarium, which takes you all over the universe. With a combination of images from spacecraft and telescopes, and full HD projection technology, it..

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Park Row, Greenwich
SE109NF England



Opening hours

Visit the website of Royal Observatory Greenwich for the opening times.