Royal Observatory
The home of GMT

- Royal Observatory
- Meridian Line
- Multi-lingual audio guide
- Free museums
- Planetarium shows
- Cutty Sark
Save online
Adult: £14.40
Child: £7.20
Walk up
Adult: £16.00
Child: £8.00
Stand on the world's Prime Meridian, take an awe-inspiring journey through space and discover the home of Greenwich Mean Time (GMT)
Make the most of your day out with our Day Explorer ticket. Buy online and save on standard admission for the Royal Observatory and Cutty Sark.
The home of GMT
Save online
Adult: £14.40
Child: £7.20
Walk up
Adult: £16.00
Child: £8.00
Make the most of your day out
Save online
Adult: £23.65
Child: £11.85
Walk up
Adult: £26.25
Child: £13.15
Membership with one-off payment
One-off
Individual: £49
Family: From £65
Planetarium Show
Save online
Adult: £9
Child: £4.50
Walk up
Adult: £10
Child: £5
Planetarium Show
Save online
Adult: £9
Child: £4.50
Walk up
Adult: £10
Child: £5
Planetarium Show
Save online
Adult: £9
Child: £4.50
Walk up
Adults: £10
Child: £5
Planetarium show
Save online
Adult: £9
Child: £4.50
Walk up
Adult: £10
Child: £5
Visit the Royal Observatory in Greenwich, London. Home of Greenwich Mean Time (GMT), the Prime Meridian of the world and London’s Planetarium.
Stand astride the historic Prime Meridian where east meets west, and take your place at the centre of the world!
Using our complimentary audio guide uncover the history of Greenwich Mean Time (GMT). See clocks and timepieces that have literally changed the world.
Take an awe inspiring journey into space with our astronomers and unravel the mysteries of the cosmos at London's planetarium.
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.