By joining CIT Blackrock Castle Observatory, you will enjoy many valuable benefits throughout the year. As a friend of BCO you are helping us affect positive change in attitudes toward science, engineering and technology in Ireland and beyond.

Individual Membership – €30 annually
Dual Membership – €50 annually
Family Membership – €75 annually
Corporate MembershipSee Information

What You Get:

• Priority seating at our theatre events including First Fridays at the Castle (limited number of front row seats at each event on a first come first served basis)

• Quarterly Adult and Family What’s in the Sky Now workshops *

• Members only session in the StarDome, our portable Planetarium**

• Discounted entry to Birr Castle Demesne and Maritime Museum Inishowen***

• Educational night on how to use a telescope with members of BCOlabs– once a year

• Unlimited free general admission for 1 calendar year.

• 10% discount on Cosmic Birthdays and Space Camp.

• Priority registration for special events at the Castle including Space Camp

    BCO memberships delivers year-round learning and entertainment for the entire family.

    *Members will be contacted in advance of workshops taking place

    ** Members will be notified when these sessions are available. Tickets will be limited pre-booking essential

    *** Birr Castle Demesne is offering BCO members a special rate of €6.50/adult (RRP €9) and €20/family ticket (2 adults & 2 children) (RRP €25). Maritime Museum Inishowen is offering 1/2 price admission to BCO members plus 3 guests (RRP €10/person)

    Join Now!

    Download joining form [PDF]