Harrison's timekeepers: H1 has been moved to the Time for the Navy gallery. H2 and H3 have been installed in the New Acquisitions case in the National Maritime Museum shop. H4 will follow on 6 May but in the meantime is temporarily off display.

Temporary overnight unavailability of online bookings, 5-8 May

Please note: Our online bookings facility will be unavailable between 01.00-05.00 on 5-8 May due to essential server maintenance.

Visitor information

  • Cost
  • Hours
  • Location
  • Planetarium

Entrance to the Astronomy Centre is FREE

Entrance charges for Flamsteed House + Meridian Courtyard:
FREE for Members
• Adults: £7
• Concessions: £5.50
• Children aged 6-15: £2.50; under-6s FREE
• Family ticket: £16.00 (2 adults, 2 children); £9.50 (1 adult, 2 children)
Prices include voluntary donation.

You can save with a Big Ticket allowing single entry to each of the Royal Observatory, Cutty Sark and Turner and the Sea (valid for 30 days).

Or you can save with an Astro Ticket' (Royal Observatory + Planetarium).

Planetarium shows:
FREE for Members
• Adults: £6.50
• Concessions: £5.50
• Children (age 3-15): £4.50 (under-3s free)
• Family ticket: £20.00 (2 adults, 2 children); £14.50 (1 adult, 2 children).

Opening hours: 10.00–17.00 daily, last admission 16.30.

The Royal Observatory is closed 24–26 December, closes early on 31 December and re-opens at midday on 1 January. Occasional unavoidable closures to parts of the site are posted in latest visitor information.

See also Planetarium show times

View mapRoyal Observatory
Blackheath Avenue
Greenwich, SE10 8XJ


road | tube & rail | cycle | bus | river 

For details of shows, times, cost and ages and to book please see Planetarium shows

How to find the Planetarium

Access to the Planetarium is via the Astronomy Centre in the Royal Observatory South Building. See floor plans.

What's on

Meet a character from the past and take part...

A rare chance to see real items from the...

Young children can have fun with their...

Join the Cutty Sark’s curator Jessica Lewis...

To celebrate Rozanne Hawksley’s 'War and...

Join Ted the Teddy Bear as he journeys throughout...

The Royal Observatory