Jupiter is the fifth planet from the Sun and the largest in the Solar System. The giant planet with a mass one-thousandth that of the Sun, but two and a half times that of all the other planets in the Solar System combined.
Welcome to Martz-Kohl Observatory
Informing, educating and inspiring the general public and supporting teaching in the sciences of astronomy and physics.
The Martz-Kohl Observatory is run by the Marshal Martz Memorial Astronomical Association, 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.
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