In this task, you're given an article and an answer. Your task is to generate the question for the answer based on the given article.
Q: Article: The Adler Planetarium Chicago is home to more than 35,000 square feet of exhibits. From huge models of the Solar System, to ancient astronomical instruments, to interactive adventures, Adler's exhibit galleries provides a passageway for you to explore the universe. The Adler also offers mini science exploration activities that are quick l0-minute lessons. Visitors can learn some interesting astronomical facts at}se small activity carts. The Adler Planetarium Chicago is the only museum in the world with two full-size planetarium theaters. Since 1930, the wonder of the stars has been visible in the historic Sky Theater. Powered by brand new Digistar 3TM technology, the StarRider Theater is a completely digital, virtual outer space environment. The famous Zeiss Planetarium projector is able to accurately reproduce the movement of every aspect of the night sky. Do's and Don'ts: Do Take the Bus/Train: Leave the car at home for this museum trip. The Adler is located within close proximity to public transit. Don't Miss the Doane Observatory: When weather permits, the Doane is open at the Adler for observing with its 20-inch diameter telescope: Don't Miss Museum Special Events: The Adler offers a summer camp for kids from mid. June to August. Ticket Price: Adult: $ 28; child: $ 22. Book online now to Save 37%. Regular Schedule: Mon.-Fri. 10 a.m.-4 p.m.; Sat.-Sun. 10 a.m.-4:30 p.m. Summer Hours: 9:30 a.m.-6 p.m. daily. Nearest Transit: Roosevelt Metro Station Address: 1300 S Lake Shore Dr, Chicago, IL 60605
Answer: Giving lO-minute lessons to visitors.
A:
What's the main function of the Adler Planetarium Chicago?