Planetarium Programs – Waukesha

Your family can explore the wonders of space at the Horwitz DeRemer Planetarium, nestled within the Retzer Nature Center. This state-of-the-art facility features a high-definition laser projection system that takes you on incredible journeys—from flying through Saturn's rings to traveling at light speed toward distant galaxies. The 90-seat theater offers something for everyone, with rotating programs designed for different age groups and interests, covering topics like space exploration, astronomy, and fundamental science concepts. Admission is $5 per person, and tickets can be purchased online or at the door if seats are available. The planetarium runs regular shows throughout the fall and winter, with both weekday and Saturday options at various times. Groups interested in private planetarium experiences for parties, scout meetings, or community events can make special arrangements by calling 262-970-4139. The entire facility, including the entrance, lobby, and theater, is wheelchair accessible, making it welcoming for all families. You can extend your visit by exploring the beautiful grounds and facilities of the Retzer Nature Center.