...to promote the interest in and advance the knowledge and understanding of astronomy,
the most ancient and the noblest of the physical sciences.  

Regular meetings are held once a month

Dates may vary depending on facility availability.
Usually at 7:00 PM at the Adler Planetarium
or sometimes at Triton College.
 Check our Meeting Schedule &
Hubble Lecture Series Sponsorship .

Board Meetings:
Scheduled an hour before the Regular Meetings.
Open to all CAS members.

Proud Sponsors of
Astrofest
(check "Astrofest")
 

Information? Comments? Questions?
 E-mail us (click here)
or write us at
 Chicago Astronomical Society
P.O. Box 30287
Chicago, IL 60630-0287

We are now a Meetup Group. 
Click here
to access and join Meetup.

The Chicago Astronomical Society is proud to be a certified member of the Global Star Park Network (One Star at a Time).
Click Here for Certificate . 
Click here for brochure .
 Click here for One Star web site.

The Chicago Astronomical Society is a proud member of the Astronomical League .
( astroleague.org )

The Chicago Astronomical Society
is part of the

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