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Message from the President

The discovery of the energy source for the Sun, namely nuclear fusion, occurred around the same time as the concepts about nuclear fission, which were

Alfredo Viegas September 1, 2023

Rutherfurd Observatory: Repairing an Iconic Dome

In 2017, Columbia University’s Dr. Jana Grcevich, then Outreach Coordinator for Columbia’s Astronomy & Astrophysics Department invited me to examine the venerable but aging copper

Bart Fried September 1, 2023

Our Tempestuous Sun: Part 3

ur Sun’s Invisible Magnetic Fields – Previously, we learned that the stirring and convection of ultra-heated plasma in our Sun’s inner layers – the solar

Alice Charles September 1, 2023

Our Tempestuous Sun, Part 2.

Our tempermental and stormy sun, forged from a violent birth, is an electrically charged ball of gas, called plasma, with three inner and outer layers. 

Alice Charles August 1, 2023

Message from the President

Many people use common astronomy phrases without much attention to their source or meaning.  One of my favorite phrases is of course “the dog days

Alfredo Viegas August 1, 2023

Eyepiece, the Amateur Astronomers Association monthly newsletter, covers lectures and other astronomy events in New York City; offers commentary, tips on observing and equipment and summarizes astronomy discoveries and other general news in astronomy and astrophysics. Each month, our “What’s Up in the Sky” column discusses what can be seen in the skies during the upcoming month. Members do all the writing for Eyepiece, and new contributors are always welcome. Submit today!

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