MAS General Meetings
All MAS meetings at the Observatory are CANCELED!!!
Public Open House
Our first open house of 2020 was scheduled for May 1st, but it may be cancelled due to the evolving covid-19 situation. Please check back later.
Membership Information
Focal Point Newsletter
Meetings & Calendar
Public Observing Night Schedule
Observatory Map & Directions
MAS Observatory occupies 3 acres at 18850 W Observatory Rd in New Berlin, WI 53146
View the Observatory & Grounds
Open House Nights for 2020
May 1, 7:30-10:30PM
May 29, 8:00-11:00PM
June 20, 1:00-4:00PM
September 11, 6:30-9:30PM
October 9, 6:00-9:00PM
October 30, 6:00-9:00PM
Astronomy Magazine: The Sky This Week
