The Observatory Science Centre


Type:Science Centre

Wartling Road, Herstmonceux, Hailsham, East Sussex, BN27 1RN

Tel: 01323 832731

The Observatory Science Centre


The Observatory Science Centre is an interactive Science Centre offering Spectacular Science, suitable for all ages. Set amongst the domes and telescopes of the former Royal Greenwich Observatory, visitors can enjoy time at the unique Grade II* Sussex countryside site and explore both inside galleries of science plus grand scale outside discovery park and water play areas.

Additional Events & Activities are offered throughout the year PLUS Stargazing Evenings in the winter months.  

Book Tickets

Guide Prices

Ticket TypeTicket Tariff
Adult - with Gift Aid£12.05
Adult - without Gift Aid£10.95 per ticket
Carers for disabled visitors with IDFree
child between 4 and 17 - Without Gift Aid£8.95 per ticket
child between 4 and 17 With Gift Aid£9.85 per ticket
Child under 4 freeFree
Family (2 adults and 2 children): with Gift Aid£38.50
Family (2 adults and 2 children): without Gift Aid£35.00 per ticket
Family (2 adults and 3 children): with Gift Aid£46.20 per ticket
Family (2 adults and 3 children): without Gift Aid£42.00 per ticket
Senior - with Gift Aid£9.35 per ticket
Senior - without Gift Aid£8.50 per ticket



  • Wheelchair user accessible


  • On-Site cafe/restaurant - providing snacks and drinks

Parking & Transport

  • On site parking


Map & Directions

Road Directions

The Observatory Science Centre is in East Sussex, within the Herstmonceux Castle Estate. This is 2 miles east of the village of Herstmonceux on the Boreham Street to Pevensey Road, near Wartling.

Look for brown directional tourist signs to 'Herstmonceux Castle and Science Centre'.

From the north: The most direct route is to continue south on the A22 to the Cophall Roundabout at Polegate, just north of Eastbourne and then to proceed as below (from the west).

From the west: Travel along the A27 to Polegate, then at the Cophall Roundabout follow the A22 / A27 eastbound to Pevensey. At the Pevensey Roundabout, take the 1st exit on the left and follow the sign for Herstmonceux Castle, 3 miles along the Wartling Road.

From the east: Travel along the A259 to the Pevensey Roundabout. Take the 4th exit and follow the sign for Herstmonceux Castle, 3 miles along the Wartling Road.

If using SatNav please DO NOT use the postcode - use Wartling Road


  • Tourism South East Award -Tourism South East Member - Bronze Tourism South East Member - Bronze 2022

Opening Times

Open (31 Jan 2023 - 29 Nov 2023)

* Various dates Jan / Dec - Check website for further information

Booking online available Or telephone Centre on day of visit to confirm availability

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