The History of the Calendar – Do we really know what the calendar is, how it was established and more? Find out this Friday when we delve into this topic. And then, weather permitting, see what the night sky has to offer through our 2 large telescopes.

And learn about Amateur Astronomers, Inc. the Astronomy club that makes its home at Sperry Observatory located on the campus of Union College in Cranford, NJ and how you can join. And, weather permitting, we will do observing through our 2 large telescopes, a 24 inch reflector and a 10 inch refractor.

Amateur Astronomers, Inc. (also known as AAI), is celebrating 75 years as an astronomy club this coming November!

AAI is celebrating its 75th Anniversary as an Astronomy Club! Sperry Observatory is open to the public on Fridays from 7:30 pm - 10:30 pm for observing (weather permitting). A presentation is given at 8:30 pm on an astronomy related topic. Register at the entrance to the Observatory.

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