The Houston Museum of Natural Science's Discovery Dome--a portable, inflatable dome theater--brings stars, planets and more to life during educational film presentations, taking viewers on a journey far away! Choose one showtime: 10 am; 10:30 am; 11 am; or 11:30 am. Recommended for ages 5-12 Free tickets are required for library events due to limited space. Tickets must be picked up at the Children's Desk on the day of each program and are given out 5 minutes before the event begins. Entrance is first-come, first-serve, until the room or program is at capacity.