Journey Through Time
and Space

A 16th Century Castle
Home To a Science Centre and Observatory
Book Tickets

Ireland in

From Newgrange to New Space –
Explore Ireland’s Place in Space



Travel to worlds beyond our solar system

Visiting Exhibition: January 2024 – April 2024


Book Tickets
Your story began 13.8 billion years ago - Lets explore it together
Open Tuesday to Sunday 10:00 - 17:00
Last entry: 16.00
Entry: Book online

We are thrilled to welcome you back to MTU Blackrock Castle Observatory where your admission includes access to MTU Blackrock Castle Observatory’s award winning science centre, a tour of the 16th century castle, and more.

New Opening Hours Coming Soon!

We’re thrilled to announce that our opening hours will be changing soon to bring you even closer to the night sky! Enjoy a regular celebration of local culture and the night sky as we bring you regular night-time events. Watch this space!

Education at BCO

Bringing Space To The Classroom



Venue Hire

"A must visit site. 10/10"
Excellent explanations and information with passion and true excitement from our tour guide. Great work continues in the South of Ireland. A must visit site. 10/10
Tim Dickens