The Peter Harrison Planetarium is now closed for an exciting transformation project taking place at the Royal Observatory Greenwich.
The rest of the Royal Observatory is still open as normal to visitors, including the Prime Meridian line, Meridian Observatory and the galleries within the historic Flamsteed House.
Follow the development
Subscribe to our newsletter to hear more about the Royal Observatory development, plus more exciting events and opportunities at Royal Museums Greenwich.
Royal Observatory highlights
Stand on the Prime Meridian Line
Visit the historic Prime Meridian of the World at the Royal Observatory Greenwich
Marvel at the Great Equatorial Telescope
Stand beneath the magnificent onion dome and marvel at one of the largest refracting telescopes in the world
Tours and talks at the Royal Observatory
Delve deeper into the history of time, space and navigation with talks and tours at the Royal Observatory
Visit the Octagon Room
Step inside the room designed by Sir Christopher Wren, and the oldest part of the Royal Observatory
350 years of Royal Observatory Greenwich
Celebrate the anniversary of one of the most important scientific sites in the world
Top things to do at the Royal Observatory
History-making discoveries and cutting edge astronomy at the Home of Greenwich Mean Time
Accessible astronomy for all ages
Become a Member
Enjoy unlimited entry to the Royal Observatory, as well as exclusive member events and talks
Choose your tickets
Please book your planetarium show tickets at least 24 hours in advance. Planetarium tickets do not include entry to the Royal Observatory.
Planetarium show
Ted's Space Adventure
- Suitable for under 7s
- Shows run Saturdays and Sundays
- Daily during school holidays
| Adult | £12.00 |
|---|---|
| Child | £6.00 |
| Student & Under 25 | £8.00 |
Planetarium show
The Sky Tonight
- Daily shows
- Suitable for ages 7+
- Not available for under 5s
| Adult | £12.00 |
|---|---|
| Child | £6.00 |
| Student & Under 25 | £8.00 |
Planetarium show
We Are Guardians
- Daily shows
- Suitable for ages 7+
- Not available for under 5s
| Adult | £12.00 |
|---|---|
| Child | £6.00 |
| Student & Under 25 | £8.00 |
Planetarium show
Meet the Neighbours
- Dates vary
- Suitable for ages 7+
- Not available for under 5s
| Adult | £12.00 |
|---|---|
| Child | £6.00 |
| Student & Under 25 | £8.00 |
Planetarium shows
Planetarium tickets for members
- Free tickets for members
- Pick your preferred show
- Membership card number required
Advance booking recommended
Become a Member
- Unlimited entry all year
- Royal Observatory
- Cutty Sark
- Special exhibitions
| Direct Debit | One-off |
|---|---|
| Individual: £65 | Individual: £75 |
| Family: from £75 | Family: from £85 |
Royal Observatory
- Visit the Prime Meridian line
- See the best view in London
- Guaranteed entry time
- Audio guide included
| Adult | £24 |
|---|---|
| Child | £12 |