The St. Louis area has one major Planetarium and several small observatories that have viewing events open to the public. The McDonnell Planetarium (slsc.org/planetarium) in Forest Park offer telescope view on the first Friday night each month. The University of Missouri-St Louis (umsl.edu/~physics) observatory has monthly viewing typically on Saturday nights. Washington University’s (Crow Observatory) observatory on the roof of Crow Hall is open during the Fall and Spring semesters, weather permitting, Monday, Tuesday, Wednesday, and Thursday evenings. Pattonville School District’s observatory (Pattonville Observatory) has Friday night viewings twice each month. Observatories are also located on the campuses of the University Missouri at Columbia (UMC) and Rolla (UMR) as well as Southern Illinois University at Edwardsville (SIU-E), and Southeast Missouri State (SEMO).