Milwaukee Astronomical Society


Milwaukee Astronomical Society

Astronomy is our hobby! Dedicated to the fun of astronomy at all levels from beginner to expert, casual viewing to scientific research. We welcome everyone interested in astronomy. Find out more about us.

COVID-19: The Milwaukee Astronomical Society follows the CDC Guidance in all our activities.

MAS General Meetings
All MAS meetings at the Observatory are CANCELED!!!
We still have meetings, but the are for Our members and done via Zoom video. We hopefully be resuming these in person within the coming months.

Public Open House
Due to the COVID-19 situation, our Public Nights at the observatory for 2021 have been delayed this year. Our first open house is on October 1st.

MAS Observatory occupies 3 acres at 18850 W Observatory Rd in New Berlin, WI  53146

View the Observatory & Grounds

Open House Nights for 2021

We are pleased to announce we have established an Open House schedule for this year. Please check back in the coming months for possible changes.

October 1, 6:30-9:30PM

October 29, 6:00-9:00PM

For sky updates:

S&T: This Weeks Sky At A Glance

Astronomy Magazine: The Sky This Week

Just a very small sampling of wonderful astronomical images taken by members of the MAS! See many more in our Showcase page.

MAS Observatory panorama at dusk.