Hobbs Observatory Astronomical Series (HOAS) programs are held on third Saturday on the month (except December) at 8:00pm in the classroom at Hobbs Observatory.   Programs on various astronomical related topics are presented CVAS members and invited guests.  Programs run 45-60 minutes in length.  Topics can be found in the events calendar.

Hobbs Public Observing sessions follow all HOAS programs.  Additional public observing sessions are held on clear Saturdays May through October as volunteers are available.  Public observing starts about an hour after sunset for about two hours.

Phoenix Park Observing sessions in downtown Eau Claire are held about once a month on a weekend evening around the first quarter moon late spring through early fall. Follow CVAS on Facebook to get these event notifications.

CVAS business meetings are held on the first Tuesday of each month at 7:30pm in the classroom at Hobbs Observatory.  People interested in joining CVAS are encourage to attend.


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Hobbs Observatory Astronomical Series

Saturday September 15 @ 8:00 pm

Topic: “Pluto and the Four Dwarfs” by CVAS member John Schomburg. Observing follows the program if skies are clear.


Saturday September 15
8:00 pm


Hobbs Observatory
S1 County Road K
Fall Creek, WI 54742 United States