Waukesha

Come to the Planetarium Programs in Waukesha this fall and winter 2023! The Horwitz DeRemer Planetarium is located at the Retzer Nature Center in Waukesha.   All shows are held at the Horwitz-DeRemer Planetarium located inside the Retzer Environmental Learning Center. Private show reservations are available for community groups, private parties, corporate events, or scout...