Focal Point is a forum for articles or essays written by members of the Calumet Astronomical Society discussing various aspects of astronomy, space science, and cosmology. Members can submit articles or essays that focus on various issues and interests for things like helpful "getting started" hints for the beginner, photography techniques and more.
If you have comments on a particular article, please contact the author via the email link in the byline. Opinions expressed within are those of the respective authors and are not necessarily the opinions of any Members, CAS Online or the Calumet Astronomical Society.