NSA Club

Northwest Suburban Astronomers

Club Meetings: The NSA Club meets in the Willow Recreation Center (lower level meeting room at the address above) on the Friday nearest the full moon each month.
Business Correspondence: The club's official mailing address for business correspondence is
PO Box 895, Dundee, IL 60118.

Our club is based in the northwestern suburbs of Chicago.  With a wide range of interests, experience, and equipment, our membership is over 150, making us one of the largest astronomy clubs in the mid-west.  Here you can find out about our public meetings, star parties, and the benefits of becoming a member.  Thanks for visiting, and clear skies.

Astronomy Day
with the
Northwest Suburban Astronomers
and the
Harper College Department of Physical Sciences

Saturday, April 29, 2017

Harper College

Building Z


Explore the wonders of the universe... see the moon, planets, stars, and galaxies.

On Saturday, April 29th. - RAIN or SHINE - we will host an informative and entertaining celebration of astronomy beginning at 5:30 pm.


If the skies are clear, telescopes will be available for viewing a variety of celestial objects.

NSA members will be on hand to answer any questions and conduct general tours of the night sky.

But don’t stay away even if it’s cloudy.  Inside the school will be a wide variety of shows, demonstrations, and exhibits.

Email us here for more information.

Download the 2017 Flyer

Download the 2017 Flyer

Download the 2016 Flyer

Download the 2016 Flyer

Programs from the 2016 Event. .
Every 15 minutesZ130Craft Projects for ChildrenSuzy WeberMake an astronomy themed picture frame collage.
6:00 and 7:00Z118Astro TriviaHarper College Astronomy Club Play a game of trivia while learning about astronomy!
6:00 PMZ102Things that Go BoomJoe KabbesThe story of the birth and death of stars as told with images from the Hubble Space Telescope.
6:00 PMZ117Einstein Destroys Vulcan!Dale DellutriSkokie Valley Astronomers Club member Dale Dellutri will talk about how Einstein "destroyed" the planet Vulcan .
6:00 PMZ119Members of the Solar SystemRoger KolmanA discussion of the past, present, and future of discoveries in our Solar System.
6:00 PMZ123Eclipse Mania: Observing the 2017 Total Solar EclipseTom AuchterLearn about solar eclipses, why they occur, the different types and what is like to see one. Images and experiences will be shared from the 2010 total solar eclipse on Easter Island. Information about the 2017 total solar eclipse in the United States will be presented.
7:00 PMZ102Pluto RevealedKevin ColeOn July 14, 2015, the New Horizons spacecraft made the first ever flyby of the Pluto/Charon system. Over the past year, the spacecraft has been downloading its data to reveal one of the most exotic objects in the solar system. View the latest images and science from this historic flyby.
7:00 PMZ117Black HolesGretchen PattiBlack Holes - Are they links to other universes? Can anything escape them? Will they eventually evaporate? And do they even exist?
7:00 PMZ119T Coronae Borealis - A Recurring NovaRoger KolmanA discussion of Cataclysmic Variable Stars with concentration on Recurrent Novae. T Corona Borealis was first observed in outburst in 1866 and then recurred in 1946. Current behavior suggests another outburst is upcoming.
7:00 PMZ123The Globalization of the Solar SystemJim PlaxcoIs globalization possible for a human civilization that spans the vastness of the solar system? Come and find out.
8:00 PMZ102Mysteries of the Cosmos -- The Possibility of Life on Mars and VenusJim KovacWe are either alone in the Universe or we are not; either possibility is overwhelming! The focus of this presentation will be our planetary neighbors, Mars and Venus, and their potential as abodes for life.
8:00 PMZ123...
8:00 PMZ119Cosmic Time: The Heavenly Origins of the World's CalendarsBhasker MoortheyImagine you lived 5000 years ago. How would you have used the Sun, Moon, and stars to tell time? What is a day, exactly? How about the month and the year? Why are there seven days in a week? Discover the astronomy behind the calendar we use.