Royal Observatory
The home of GMT
- Royal Observatory
- Meridian Line
- Cutty Sark
- Planetarium shows
- Free museums
- Multi-lingual audio guide
Save online
Adult: £14.40
Child: £7.20
Walk up
Adult: £16.00
Child: £8.00
Royal Observatory
Planetarium London Marathon
Visiting the Planetarium on Sunday 28 April? Please allow for extra travel time as the London Marathon passes through Greenwich. Book your tickets now
Visit the Royal Observatory in Greenwich, London. Home of Greenwich Mean Time (GMT), the Prime Meridian of the world and London’s Planetarium.
Top reasons to visit
Top reasons to visit
1
Stand on the Meridian Line
Stand astride the historic Prime Meridian where east meets west, and take your place at the centre of the world!
2
Discover the home of GMT
Using our complimentary audio guide uncover the history of Greenwich Mean Time (GMT). See clocks and timepieces that have literally changed the world.
3
Explore space
Take an awe inspiring journey into space with our astronomers and unravel the mysteries of the cosmos at London's planetarium.
Tickets and opening times
Tickets & prices
Adult £14.40 | Child £7.20
Open daily from 10am - 5pm
Including Bank Holidays. Closing times may vary.
Getting here
Blackheath Avenue, Greenwich, London SE10 8XJ
This month's highlights
Explore the fascinating mysteries of time and space
Make the most of your trip
Download our essential guide to the very best things to do and see at the Royal Observatory Greenwich.
Treat yourself
Mementos for stargazers and time enthusiasts
Astronomy courses at the Royal Observatory
We offer a range of astronomy courses tailored to the needs of individuals...
Shepherd 24 hour wall clock
Available from our Online Shop, our exclusive replica Shepherd Wall Clock....
Find your way
Royal Observatory Greenwich is a quick and easy journey from central London, by DLR, rail or boat
What our visitors say
'From the beginning of time to the movement of the stars.... from the navigation of the globe to the lives of the men and women that made it all possible.... it's here..... AND YOU CAN STRADDLE THE MERIDIAN.'
