Events
Don't forget to Check Our Weather!

The suggested donation for the specific events listed below includes the cost of General Admission.  Rain or clear, we survive only on your generous donations.

Minimum suggested donations:
$5 for each Adult
$3 Children under 14
FREE for Members.

Next Board Meeting:  Saturday, August 22  at 4:30 PM
Members of the Institute may attend and observe and are given time to address the board before the beginning and after adjournment but not during the meeting, unless invited to speak by a board member. Next board meetings: Aug 22, Sept 19th, Oct 10th, Nov 21st

After the lectures, concerts, etc.  Remain for refreshments and guided tours of the night sky through Custer's telescopes. Custer is open every Saturdays from 7pm until midnight. Observing beings at 8pm


 
Saturday Aug 22 Board meeting (tentative)
Saturday Sept 19th Board meeting (tentative)
Saturday Oct 10th Board meeting (tentative)
Saturday, Oct 9-11 Custer Jamboree
Saturday Nov 21st Board meeting (tentative)
Saturday Dec 19th Holiday Party




Saturday Night Observing:
open to public, dark to midnight, weather permitting Staff provide guided tours of the sky. Clouds, fog, rain, and full moon nights are not good nights. The less moon, the better for most observing:
Check the moon calendar!

Plan your visit by reading this and have a look at our VISITOR GUIDE to make the most
of your visit with us.

Observing


The musical performances are, in part, made possible by grants from the Suffolk County Community Arts Regrant Program and the NYS Council for the Arts


MEMBERS' NIGHT, Last Friday of each month
A Members-Only evening for mingling, observing, enjoying the observatory and its resources, discussing Custer's present and planning its future together. Coordinated by Staff Members. Admission: FREE for Members and their guests.

Saturday Night Observing, open to public, dusk to midnight, weather permitting Staff provide guided tours of the sky. Clouds, fog, rain, and full moon nights are not good nights. The less moon, the better for most observing. Check the moon calendar. Plan your visit by reading this.


CURRENT MOON

At Custer

Membership & Business

Sponsors, Clubs, & other Astronomical Organizations