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  • 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

    Blackrock Castle is closed on Friday, 21st December, 2018 (14:00-17:00) Details

    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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    Upcoming Events

    Mission To Mars!

    Friday 4th January 2019

    Details & Booking »

    BCO News & Blog

    Dr. Niall Smith, and Seán Kelly MEP, on Ireland’s Future in New Space

    December 10, 2018

    Dr Niall Smith, Head of CIT Blackrock Castle Observatory, discusses Ireland's place in the emergent New Space sector, with Seán Kelly MEP

    Sky Matters – December 2018

    December 3, 2018

    Sky Matters - A monthly Newsletter from CIT Blackrock Castle Observatory about the night sky.

    STARMAN

    November 8, 2018

    CIT Blackrock Castle Observatory are thrilled to announce the release of Starman!

    Sky Matters – November 2018

    November 1, 2018

    Sky Matters - A monthly Newsletter from CIT Blackrock Castle Observatory about the night sky.

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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