• Explore BCO's Universe

    Exciting interactive exhibits and activities await at BCO, from exploring space and alien lifeforms to the Castle's battlements, gunnery and rich maritime history.

    Exhibits & Tickets

  • Discover & Learn at BCO

    From school tours including castle visits as Gaeilge to workshops for all ages, a class trip to BCO educates and entertains through hands-on discovery.

    School Tours & Workshops

    Featured Exhibits

    Journeys of Exploration

    Housed in an iconic Cork landmark dating back to 1582, a visit to Blackrock Castle Observatory includes entry to Journeys of Exploration.

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    Cosmos at the Castle

    Learn about the Universe, extreme life forms on Earth and life in outer space!

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    Daily Schedule

    Plan your visit with an up to date list of the times of activities, tours and events at Blackrock Castle.

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    BCO News & Blog

    Sky Matters – April 2019

    Sky Matters April 2019 - Sky Matters is a monthly newsletter about the night sky, published by CIT Blackrock Castle Observatory.

    We’re Hiring – Summer Season Museum Guides!

    Jobs available at CIT Blackrock Castle Observatory!

    Sky Matters – March 2019

    Sky Matters March 2019 - Sky Matters is a monthly newsletter about the night sky, published by CIT Blackrock Castle Observatory.

    Sky Matters – February 2019

    Sky Matters February 2019 - Sky Matters is a monthly newsletter about the night sky, published by CIT Blackrock Castle Observatory.

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    © CIT Blackrock Castle Observatory T/A Cosmos Education Ltd.  Registered in Ireland: Company No. 451645. Registered Charity #CHY 18134. Registered Address: CIT Blackrock Castle Observatory, Castle Road, Blackrock, Cork, Ireland T12 YW52