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.

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MAS General Meetings
Our next General meeting will be on April 27th at 8PM at the Observatory.

Public Open House
Our first Open will be on May 11th, from 7:00-10:00PM. More info here.

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Public Viewing Nights

Open House Nights for 2018

Our schedule:

May 11, 7:00-10:00PM

June 23, 4:00-8:00PM

August 17, 8:00-11:00PM

September 7, 7:00-10:00PM

October 12, 7:00-10:00PM



For sky updates:

S&T: This Weeks Sky At A Glance

Astronomy Magazine: The Sky This Week
 

New Images in the Showcase. See these and many more taken by our members in the Showcase.

Our newly refurbished Quonset Hut meeting / lecture hall.

 

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MAS Meeting

Membership Information
Application Information
MAS Bylaws
Our New MAS Members
 
  Showcase

Solar

Lunar
Planets
Globular Clusters
Open Clusters
Nebulae
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Sky Chart
Solar Activity
Artificial Satellites
Meteor Showers
Lunar Phases

2018
2019
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2021

  Variable Stars

Z UMa Project
Julian Date Conversion
Eclipsing Binary Ephemeris RR Lyrae Ephemeris