Visit the home of GMT
- Guaranteed entry time
- Stand on the Meridian Line
- Explore the historic buildings
- Planetarium currently closed
Adult: From £16.00
Child: From £8.00
Visit the Royal Observatory in Greenwich, London. Home of Greenwich Mean Time (GMT), the Prime Meridian of the world and London’s Planetarium.
Your safety is our first priority. To help us ensure social distancing and make sure you have the space you need to explore our sites safely, all visitors, including Members, are now required to pre-book their tickets in advance.
We are maintaining the highest hygiene standards and will provide clear guidance on how we can all keep a safe distance from each other. Our staff will be ready to help answer any question you might have.
Welcome back to the Home of Time.
The Royal Observatory Greenwich is open, and we can't wait to see you when you're ready to visit.
Please note: due to current government guidelines, the Peter Harrison Planetarium is still currently closed to visitors. However, Royal Observatory astronomers are hosting regular virtual planetarium shows and live astronomy Q&A sessions online. Book a free session now
Explore the fascinating mysteries of time and space