The diversity of . . .nature is so great, and the treasures hidden in the heavens so rich, precisely in order that the human mind shall never be lacking in fresh nourishment. Johannes Kepler President’s Letter Hello to all: Spring has finally arrived and summer is fast approaching. With the warmer weather and diminished mud, […]
In mid-April many NSAAC members, as well as members of other regional clubs, made the annual pilgrimage to the Northeast Astronomical Forum (NEAF) in Rockland NY. NEAF is billed as the world’s largest astronomy and space expo and – as usual – didn’t disappoint this year. Our recent guest speaker Dr. Alan Hirshfeld presented on […]
by Donald E. Pensack Collimation is the alignment of the optical parts of a telescope. Though lining up the secondary under the focuser is essential for uniform illumination of the field of view, there are only two critical alignments in Newtonian collimation: the Focuser Axis (aligned by adjusting the secondary mirror), and the Primary Axis […]
By Kandy Rathinasamy I got started with astronomy about a year ago, so I’m a relative newbie. Here are some tips that I hope will help you get started. You don’t need a telescope You don’t need a telescope to get started. There’s a lot to see with the naked eye. Learn about the constellations […]
About the club
The NSAAC is an association of amateur astronomers who meet and observe from a local site on the North Shore of Massachusetts. Our members share in the beauty of the night sky and the belief that observing should be enjoyable.