Peter Harrison Planetarium
World-class planetarium shows at Royal Observatory Greenwich
At a Glance
Best Ages
3+ years (varies by show)
Cost
Varies
Time Needed
1-2 hours
Indoor/Outdoor
Indoor
Weather Fit
Great for rainy days
Stroller Access
Yes, step-free
Washrooms
On-site with baby change
Food
Café on-site nearby
Parking
Pay-and-display nearby
Booking
Recommended
Parent Effort
Low (seated shows)
A brilliant way to spark children's curiosity about space and astronomy. The live presenter-led shows make complex science accessible and exciting for young minds, and the Royal Observatory setting adds historical wonder to the visit.
About This Place
The Peter Harrison Planetarium at the Royal Observatory Greenwich is currently closed for an exciting transformation project. When open, it offers world-class immersive astronomy shows presented live by expert astronomers, with programming tailored to different age groups from under-5s to adults. Families can explore the night sky, tour the Solar System, and enjoy interactive space experiences in a spectacular 120-seat digital planetarium beneath the famous copper-clad cone. Check the Royal Museums Greenwich website for reopening updates.
Official Website open_in_newLive astronomy shows
Expert astronomers present immersive shows about the night sky, Solar System, and space exploration.
Age-appropriate programming
Shows tailored for under-5s, over-5s, and over-7s so every child gets content at their level.
Historic Greenwich setting
Part of the Royal Observatory Greenwich, home of the Prime Meridian and Greenwich Mean Time.
Interactive learning
Children can ask questions and help choose what to explore during live presentations.
Good to Know Before You Go
- Age restrictions
- Shows have strict age limits: under-5s only for 'Animals in Space', over-5s for 'Solar System Sightseeing', over-7s for 'The Night Sky'
- Location
- Currently closed for refurbishment; alternative planetarium shows available at National Maritime Museum
- Booking
- Advance booking strongly recommended, especially for weekend and school holiday visits
- Accessibility
- Step-free access available; contact RMGEnquiries@rmg.co.uk for specific needs
- Combined tickets
- Royal Museums Greenwich Day Pass offers combined entry to Royal Observatory and Cutty Sark
- Membership
- Members enjoy free entry and 25% discount on planetarium experiences
Kid Fit by Age
Not admitted to planetarium shows due to darkness and sound; suitable for the wider Royal Observatory grounds
Under-5s can enjoy 'Animals in Space!' show; younger children not admitted to other shows
'Animals in Space!' is designed specifically for under-5s with Ted the bear mascot
'Solar System Sightseeing' (over-5s) and 'The Night Sky' (over-7s) are perfect for this age
'The Night Sky' live astronomy show offers engaging, changing content about the cosmos
Advanced astronomy content and the historic scientific setting appeal to older children
Insider Tips
Arrive early to explore the Royal Observatory grounds and stand on the Prime Meridian Line
Ask the astronomer questions — they love engaging with curious children
Check the website for the latest reopening news about the Peter Harrison Planetarium
Combine your visit with the free National Maritime Museum galleries for a full day out
- •The planetarium is a darkened space with surround sound — prepare sensitive children
- •Shows have fixed seating and children must remain seated during presentations
- •Age restrictions are strictly enforced for the comfort and safety of all visitors
- •The Royal Observatory is on a hill; supervise children on paths and steps
- •Step-free access is available at the Royal Observatory and National Maritime Museum
- •Contact RMGEnquiries@rmg.co.uk in advance for specific accessibility requirements
- •BSL tours and sensory-friendly sessions are offered across Royal Museums Greenwich sites
schedule Best Time to Visit
Weekday mornings tend to be quieter. School holidays and weekends are busiest — book well in advance. The planetarium is ideal for rainy days year-round.
shopping_bag What to Bring
- check_boxBooking confirmation (tickets on phone or printed)
- check_boxComfortable shoes for walking around the Royal Observatory grounds
- check_boxA light jacket as the planetarium can be cool inside
- check_boxCamera for photos in the Royal Observatory grounds
Location
Address
Blackheath Ave, London SE10 8XJ, United Kingdom
Phone
+442083126608
