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

Download a Membership Application 

Meetings: The Society meets at 6.00pm 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 and a 10% discount in the Third Rock Cafe. Members who help with various events and functions have free entry to special events.

Next Members Event

Coming Members Nights.


Friday July 12th and every 2nd Friday of the month at 4.30pm.

4.30-6.00pm Citizen Science activities. Come along if you would like to learn more about citizen science. There are so  many images that scientists have to look at and they need help to identify the data. Can be astronomical or other disciplines. Students welcome. BYO dinner or chip in $5 for a takeaway.



Barry Adcock will give a talk on Jupiter. The Great Red Spot is shrinking and undergoing shredding of material by other storms.