• Book Tickets

    We are currently closed in line with Government policy on Covid 19. To get your fix of Space in the meantime, visit Space Week for remote activities.

    Space Week

  • Book Tickets

    We are currently closed in line with Government policy on Covid 19. To get your fix of Space in the meantime, visit Space Week for remote activities.

    Space Week

    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 – November 2020

    Sky Matters November 2020 - Sky Matters is a monthly newsletter about the night sky, published by CIT Blackrock Castle Observatory.

    Sky Matters – September 2020

    Sky Matters September 2020 - Sky Matters is a monthly newsletter about the night sky, published by CIT Blackrock Castle Observatory.

    C/2020 F3 NEOWISE

    Comet NEOWISE is now visible in the northern sky - here's where and when to look

    Cork – A City of Culture and Coming Together

    Cork arts and cultural organisations come together, in their homes, to create a love letter to the city to remind people of all of the gems that can be found and what they can expect to enjoy when the COVID-19 restrictions are over.

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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