Welcome to the Astronomical Society of South Australia

The Astronomical Society of South Australia is the only representative body for amateur astronomy in the state of South Australia. Founded in 1892 and with around 600 members, it is the oldest and one of the largest organisations of its kind in Australia.


Our monthly meetings, which usually feature a guest speaker, are free, open to the public and visitors are most welcome to attend.


Cosmology Astronomy Education

Wednesday, 5 December 2018 7:00 PM

Find out how it all began. We will look at The Big Bang. How it evolved into the Universe we see today and look at possible fates of the Universe. We will also discuss red shifts and those mysterious entities, dark matter and dark energy.


AGM & The Antikythera Mechanism: Mankind’s First Known Analogue Computer General Meeting

Wednesday, 5 December 2018 8:00 PM

The AGM will include reports and declaration of the 2019 Council. It will be followed by a presentation about the World's oldest known analogue computer. Termed "The Antikythera Mechanism", it is an astronomical device designed and made in bronze about 2000 years ago. It was able to predict astronomical positions and eclipses of the 5 planets known at that time.

Public Star Nights

Experience the night sky through our telescopes at public viewing nights.

Friday 14 December

Members' Diary

December 2018
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December 6, 2018
EVENTS TODAY: 1
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December 7, 2018
EVENTS TODAY: 1
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December 14, 2018
EVENTS TODAY: 1
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Latest Issue

Inside The Bulletin

Each month the Society publishes The Bulletin - a 16 to 20 page newsletter for members, containing information on astronomical news and events.

This month's issue includes:

  • What Has ASSA Seen?
  • ASSA Presidents end of year message
  • Southern Hemisphere Comets by Michael Mattiazzo
  • Return to Benedictbeuern by Robert Purvinskis
  • Northern and Southern Public Viewing Nights
Read now

Membership

Membership is open to people of all ages and professions— the only pre-requisite is an interest in astronomy. It does not matter how much you know about astronomy or any other science. The Society has something for you.Our members come from all walks of life. What they share is the enjoyment the night sky has to offer.

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