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 February General Meeting
Our next general meeting is February 19th at 8:00PM at the Retzer Nature Center. Interested in membership? Join us at the meeting!

Public Open House
October 9th was our last one of 2015. Our next one will be on April 29th of 2016.

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Public Viewing Nights

Open House Nights for 2016

April 29, 7:00PM

May 6, 7:30PM

June 11, 6:00PM
The Sun

August 5, 7:30PM

September 2, 7:00PM

September 23, 6:30PM

October 7, 6:30PM

Jupiter rises in the east at 8:00PM

Mars rises in the SE at 1:00AM

Saturn rises in the SE at 3:00AM

Venus rises in the SE just before sunrise

See more sky updates:

S&T: This Weeks Sky At A Glance

Astronomy Mag: The Sky This Week

New Images from MAS Members

New images in the Showcase! A variety of images taken by MAS members showing off the depth of talent in our membership. Want to learn how to take images like this? Join us! See these and other images in our Showcase
See previous articles from the MAS front page in the Article Archive.  


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Current Sky Chart from Heavens Above  



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


  Variable Stars

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