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Welcome to The Observatory Science Centre

Spectacular interactive science & discovery among the domes and telescopes of a world famous astronomical observatory

We have a full programme of Spectacular Science for the 2024 season and look forward to welcoming you ...

Thank you for supporting us!

The Observatory Science Centre is located in Herstmonceux, East Sussex.

Find Us

  • We are an educational charity and your support through pre-booking really helps us to schedule our activities and gives you the best price.

    Online booking closes at 23.59 on the evening ahead of each visit date.

    If you miss this deadline, or don't want to book online we can still accommodate you as day visitors with on-the-door admission prices.

    With the ongoing extreme wet weather please check the availability of the outdoor exhibits here

    Book your visit



    PLEASE DO NOT DRIVE IN TO THE ESTATE TO PARK UNLESS YOU ARE A BLUE BADGE HOLDER: 4 Blue Badge bays are available at the back of the main building.


    The FREE car park is located on Wartling Road before you turn into the  Herstmonceux Castle Estate.

    ·       Approaching from the south (Eastbourne / Pevensey): the car park is on the LEFT just BEFORE the estate entrance.

    ·       Approaching from the north (Herstmonceux / Battle): the car park is on the RIGHT just AFTER the estate entrance.

    There is a short walk from the car park to our reception.

    If you are visiting after dark, please bring a torch.

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