Experience the Museum at night—we’ll be open until 8:00 pm! Free story time in our Planetarium at 6:00 pm: Goodnight Moon by Margaret Wise Brown. Limited to 36; children must be accompanied by an adult. Birds: Their Lives and Lunches demonstration at 6:30 pm. Free dinosaur tour at 7:00 pm; limited to 15 people. Planetarium shows ($3) 5:30 pm—Larry Cat in Space, 6:30 pm & 7:30 pm—Star Talk. (30 minutes long)​.​