Occasionally some closures may affect your visit to the Royal Observatory. Please see the table below for information.
| Date | What's closed? | Time | Reason |
|---|---|---|---|
| 8 September 2025 onwards | Peter Harrison Planetarium and Astronomy Centre | Long-term closure | First Light transformation project |
| 30 June 2026 | Whole Observatory and all other Royal Museums Greenwich sites | Closing early at 3.30pm | Private event |
Supporting your visit
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Top things to do at the Royal Observatory
History-making discoveries and cutting edge astronomy at the home of Greenwich Mean Time
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