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 a live astronomy show.

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