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.

 Events Announcements Header spacer About MAS Header spacer MAS Observatories Header

MAS General Meetings
Our next general meeting isn`t until September. Until then, join us at one of the Open House nights at the Observatory.

Public Open House
Our next open house will be on June 11th and will feature the Sun.

spacer spacer

Public Viewing Nights

Open House Nights for 2016

A̶p̶r̶i̶l̶ ̶2̶9̶, 7:00PM - Orion

M̶a̶y̶ ̶6̶, 7:30PM - Jupiter

June 11, 6:00PM - The Sun

August 5, 7:30PM - Sagittarius

September 2, 7:00PM - Mars & Saturn

September 23, 6:30PM - Gas Giants

October 7, 6:30PM - The Moon

Jupiter is in the south at sunset and visible until 2:00AM when it sets in the west.

Mars rises in the SE at 9:00PM

Saturn rises in the SE at 10:00PM

See more sky updates:

S&T: This Weeks Sky At A Glance
Astronomy Mag: The Sky This Week

Quonset Hut Fundraising Project
New Images in the Showcase. See these and many more taken by our members in the Showcase.


Sky Chart by Heavens Above Showcase Header Observing Information Header Variable Stars Header

Current Sky Chart from Heavens Above  



Globular Clusters
Open Clusters
  Find more about Weather in Waukesha, WI
Click for weather forecast

Sky Chart
Solar Activity
Artificial Satellites
Meteor Showers
Lunar Phases


  Variable Stars

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