Join us for Doors Open Milwaukee! We will offer free 20-minute-long stargazing shows inside the planetarium every 45 minutes. Shows will be at 10:15 am, 11 am, 11:45 am, 12:30 pm, 1:15 pm, 2 pm, 2:45 pm, 3:30 pm, and 4:15 pm.  For questions, please email planetarium@uwm.edu.  Please note that masks …