Macarthur Astronomical Society
Feet on the ground, eyes in the sky . . .
Astronomy in the Macarthur Region of South Western Sydney,
New South Wales, Australia.
Campbelltown, Camden, Liverpool and Wollondilly.
Our upcoming members only observing nights are listed on our Notice Board page.
Expand Your Universe
Curious about the Universe that we live in?
Then why not join MAS!
What We Do
Dark sky observing sessions and beginners workshops for members .
The Macarthur Astronomy Forum, bringing local and international professional astronomers to address us on their research.
Community astronomy nights at Campbelltown Rotary Observatory at Western Sydney University and we collaborate with local institutions to broaden public understanding of the Universe.
Macarthur Astronomy Forum
Monthly Meetings with Guest Speakers.
During the pandemic our meetings are held online for members only. Logging in is simple and easy.
When we return to “normal” our meetings will again be held at Western Sydney University (Campbelltown) and be open to the public.
See Notice Board for further details.
Patron of MAS & Guest Speaker 5th December
Professor Geraint Lewis
Cosmologist, Astrophysicist, Teacher, Author, Public Speaker
Professor of Astrophysics at the Sydney Institute for Astronomy, part of the University of Sydney’s School of Physics and a regular guest speaker at MAS.
Telescopes, Amateur Astronomy & More
A collection of articles written by our members.
Visit here to read about practical astronomy or contribute a new article.
See Articles Page
Learning To Use Your Telescope
A great opportunity to meet other members, find your way around the sky and learn how to get the most out of your telescope.
See Workshop page
Local and International
We organise tours for members to visit astronomical facilities.
Past tours have included observatories in NSW, Canberra, China, Peru and Chile. Tours are suspended during the pandemic.
See Tours Page