To celebrate the closing weekend of "Silent Sky," Clarissa Pompa and Phillip Diaz put their astronomy knowledge to the test. Feel free to play along and learn something new about astronomers Henrietta Swan Leavitt, Annie Jump Cannon and Williamina Fleming. To see a poignant tale that'll tug at your heartstrings and learn more about these three brilliant women, visit wacocivictheatre.com under the "Upcoming Shows" tab to purchase your tickets for Nov. 3-6.