Welcome to the Martz-Kohl Observatory

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Open Observatory Every Wednesday Night.

Check out our calendar for a complete list of events and times.
Sign-up here for group reservations.

 Visitors Welcome!

The Martz-Kohl Observatory is happy to host groups, large or small! Scouts, school classes, civic organizations, clubs, and groups of family and friends are invited to experience the wonders of the night sky. Our mission is to inform, educate and inspire the general public and support teaching in the sciences of astronomy and physics. Groups can use our contact form to obtain more information. Use our event calendar to learn about lectures by educators, scientists, astronomy & space professionals, as well as observatory members — which are open to the public.

Beaver Blood Moon Lunar Eclipse
November 8, 2022

Outer Planets in September, 2022

View more images in our galleries.
Also check out the astronomy photo of the day.


The Martz-Kohl Observatory is run by the Marshal Martz Memorial Astronomical Association Inc. a not-for-profit voluntary group of people interested in astronomy. The observatory is located in Frewsburg, New York in Chautauqua County, not far from Jamestown and Chautauqua Lake.