Join the Ballaarat Astronomical Society and Discover the mysteries of the Cosmos

Download a Membership Application 

Meetings: The Society meets at 7.00pm on 2nd Friday of the following months: February, March, April, May, June, July, August (AGM), September, October, November, December (Christmas Breakup not formal meeting).

New Members most welcome to Members Night 2nd Friday of the Month except January. Members enjoy a discount for all programs at the Observatory, a 20% discount in the Science Shop, 20% discount at Observatory Events where there is a entry charge – free if Members are helping for the event, and a 10% discount in the Third Rock Cafe.

Next Members Event

Coming Members Nights.

Friday 14th December General meeting

Discussion about Fluctuations in the brightness of Betelgeuse


EVENT – Valentines Day – 30th Anniversary of the Pale Blue Dot and An Evening Under the Stars – Special Supper $15 for Members, $40 Viewing at the Telescopes and supper Non Members.


OBB and Stellar events

OBB September 2019

OBB June 2019

Earlier Issues available in Library

Constitution 2018