The Northwest Suburban Astronomers will be marking Astronomy Day 2018 at Harper College in Building Z on Saturday, April 21st. NSA members who will be on hand discuss all aspects of their hobby and demonstrate the use of telescopes and other astronomy accessories, books, and charts. Throughout the evening club members and other experts will be giving talks on astronomy in classrooms as well. Please check out the dedicated "Astronomy Day" page available from our homepage menu for exact times and classroom locations for the talks.