MAS Online

Ask An Astronomer

We are always happy to answer public questions about amateur astronomy – especially from students.

We can also assist with advice about purchasing a new telescope. Please email us at

Contact a Fellow Member

A member may contact another member using the Personal Messaging System.

Find Us On Facebook

Macarthur Astronomical Society

Search for “Macarthur Astronomical Society” and join or watch the conversation with MAS members and friends from the broader astronomy community on the MAS Facebook Group

Please ask any question you might have about MAS activities or amateur astronomy and ‘share’ our upcoming MAS Facebook events on your own Facebook page, so your friends can see them too.

Follow Us on Twitter

Follow the MAS Twitter conversation at @MacAstroSoc and don’t forget to ‘retweet’ our messages to your own Twitter followers.

Citizen Science

Join our team of enthusiastic computer crunchers doing computations for the scientific community, on our own devices.

You do not have to be a financial MAS member to contribute.

Please see our Citizen Science page.


See our Wikipedia entries:

Macarthur Astronomical Society

Macarthur Astronomy Forum