Moon Celebration Week at Royal Observatory Greenwich
Moon Celebration Week runs at the Royal Observatory Greenwich from 12 to 20 September 2026, bringing a week of Moon-themed activities for all ages to the Greenwich site on Blackheath Avenue. The Observatory is open daily in September from 10:00 to 18:00, with last entry at 17:00. Admission from 2 September is £24 for adults, £12 for children aged 4–15 and £18 for students; children under four enter free. Royal Museums Greenwich members have free unlimited entry and do not need to book. Advance online booking is recommended to guarantee entry. Visitors should note that, due to a lift outage, some areas of Flamsteed House currently have no step-free access.
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Event details
- When
- Where
- Royal Observatory GreenwichBlackheath Avenue, SE10 8XJ Greenwich, London, GB
- Organizer
- Royal Museums Greenwich
- Moon Celebration Week is a week-long celebration of the Moon with Moon-themed activities for all ages.
- The event runs from 12 September 2026 to 20 September 2026.
- Activities take place at the Royal Observatory Greenwich.
- Prices vary for different activities.
- The Royal Observatory address is Blackheath Avenue, Greenwich, London SE10 8XJ.
Information last verified September 1, 2026.
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