MEMBERSHIP INFO

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Meetings & Activities
The Chicago Astronomical Society (CAS) holds monthly meetings and programs on the second Friday of the month at Adler Planetarium unless otherwise stated. Meetings start at 7:00 PM. Feel free to attend our meetings.  Board meetings are held the Third Friday of each month (except when a holiday or special circumstances interfere); they are held at Triton College in River Grove (at the Cernan Earth and Space Center).We conduct public observing sessions at a number of sites. The CAS annually hosts the Astrofest star party in September.

Elected Board
Elections are held every June. CAS officers elected are: President, Vice-President, Secretary, Treasurer, Directors-at-Large, and Observatory Director.

Contact US
If you want more information or have questions, please e-mail us or call our voicemail, (773) 725-5618, and leave a message (please speak slowly and clearly). We will try to respond as soon as possible (please be patient; there are delays occasionally).

Membership
The Chicago Astronomical Society welcomes people interested in astronomy to join our organization. We offer a variety of membership options as shown below. Privileges associated with each category are noted. Privileges include the right to vote and the publications of the Astronomical League (AL), of which CAS is a member: "Reflector" and "Northern Lights". Qualifying members may also subscribe to "Sky & Telescope" and/or "Astronomy" Magazines at the club discount rates of $32.95 and $34.00 respectively (rates as of 03/10; these rates are subject to change). To get any, or both, of these magazines add the club discount price to the appropriate membership dues amount when writing out the check.
  • Regular member: votes; receives AL publications. The yearly fee is $30.00.
  • Student member: votes; receives the AL publications. The yearly fee is $17.00.
  • Associate member: votes; no publications. The yearly fee is $13.75. To qualify, you must live in the same household as an individual benefactor, patron, regular, or student member.
  • Patron member: votes; receives AL publications. The yearly fee is $250.00.
  • Benefactor member: votes; receives the AL publications. The fee is $1000.00 for an individual benefactor and $1000.00 for a corporate benefactor. An individual benefactor becomes a lifetime member and a corporate benefactor is a member for 50 years.
  • Affiliating member:  To qualify, you must be a voting member of another recognized astronomical organization. The yearly fee is $18.00 for members of domestic organizations and $20.00 for members of foreign organizations.
  • Corresponding member:  To qualify, you must live outside the state of Illinois. The yearly fee is $18.00 if you live in the United States and $20.00 if you live outside the United States.
       Printable Membership Form
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(Free Download)