Application for membership in the Irish Astronomical Society is open to people of all ages and experience. The only prerequisite is an interest in Astronomy. If you join now your annual subscription is valid until 1st August 2021.

How to Join

Anyone interested in joining the Society needs to submit a completed membership application form.

The annual membership fees are:
Full Membership €40
Concession Membership €30
Family Membership €40.

The Concession Rate is available to Seniors aged 65+, Full-Time Students and Unemployed Persons,if you feel you need it.

To join, please print out and post the Membership Application Form to the Treasurer, to the address given at the bottom of that form.

There is also a application form on our Brochure.

Membership Benefits

The Magazine

Orbit is posted (free) to all IAS members four times a year to keep them informed on current astronomical news and events.

The Annual

Our annual Sky-High is posted (free) to all IAS members to keep them informed on astronomical phenomena (naked-eye, binocular and beyond). Now in colour.

The Talks

From September to May meetings (free for members) are held monthly. These are designed to give members an enjoyable evening with lectures by professional astronomers or experienced amateurs.

The Astronomical Library

Members can borrow (free) from a range of astronomical books and magazines. There is also a Video Library.

Astronomical Viewing Nights

IAS members can attend any of the Society's viewing nights free of charge. Viewing nights exclusively for members of the IAS are held each month at both our private site outside Dublin and at Dunsink Observatory.


There are Electronic Notices of Observing Sessions and Sky Events.

Special Interest Groups

IAS members can join in the activities of a number of special interest groups run by the Society. As well as the (general) Observers Group there are Astro Imaging and a Variable Stars Observers Groups.