Macarthur Astronomical Society
Feet on the ground, eyes in the sky . . .
Astronomy in South Western Sydney, New South Wales, Australia.
Macastro Gallery Pick
Fighting Dragons of Ara
by Dave Manning
Click to enlarge!
See our Macastro Gallery for more stunning night sky photography from MAS members.
What We Do
Dark sky observing sessions for members and beginners workshops.
Macarthur Astronomy Forum, bringing local and international professional astronomers to address us on their research.
We collaborate with Western Sydney University and other local institutions to broaden public understanding of the Universe.
Western Sydney University
We are proud public outreach partners with WSU.
Expand Your Universe
Curious about the Universe that we live in?
Then why not join MAS!
Our upcoming members only observing nights are listed on our Notice Board page.
Macarthur Astronomy Forum
Monthly Meetings with Guest Speakers.
During the pandemic our meetings have been held online for members only. Logging on for members is very simple and easy.
When we return to “normal” our meetings will again be held at Western Sydney University (Campbelltown) and we hope to be open to the public again.
See Notice Board for further details.
Telescopes, Amateur Astronomy & More
A collection of articles written by our members, for our members.
Visit here to read about practical astronomy or contribute a new article.
See Articles Page
Sharing our Universe
We visit schools and other local institutions to talk about our passion for astronomy and to show the night sky.
See Outreach 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
Frequently Asked Questions
Can’t find what you want?
See FAQ 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 remain suspended due to the pandemic.
See Tours Page
Patron of MAS
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. Our Patron and a regular guest speaker at MAS.
If you or a family member are showing any symptoms of covid, influenza or the common cold etc. please do not attend any of our events.