Family fun with astronomers, and hands on activities. There will be displays of telescopes, computer astronomy and astronomical photos by members of the Prairie Astronomy Club. Fulldome show will be "Extreme Planets" playing at 11 a.m., noon, 1, 2, 3 and 4 p.m. The museum is open 9:30 a.m. to 4:30 p.m., 14th & U Sts. UNL Faculty, staff and students get in free with their N card, planetarium shows are $3.