The Mornington Peninsula Astronomical Society holds meetings on the third Wednesday of each month.
The meetings are held at the Senior School, Peninsula School, Mt Eliza (Melways 105 F5), and start at 8pm.
See the map below for exact location details within the Peninsula School:

Copyright Melway Publishing 2002. Reproduced from Melway Edition 30 with permission. 

Click here to get more information on meetings at the main MPAS web page.