Planetarium Programs – Waukesha

The Horwitz DeRemer Planetarium, housed within the Retzer Nature Center, offers a variety of educational shows throughout the fall and winter months. Visitors can expect to settle into a high-tech theater and take immersive journeys through space—from exploring Saturn's rings to traveling to distant galaxies—all from comfortable seats. The planetarium features both regularly scheduled programs and special themed shows, with topics ranging from dinosaurs and Egyptian astronomy to holiday-inspired presentations. Each show costs $5 per person. The planetarium welcomes families, school groups, and community organizations. If you're interested in bringing a group, private show reservations are available—just call 262-970-4139 to arrange. Individual tickets can be purchased online up until showtime, depending on seat availability. The facility is fully wheelchair accessible, including the entrance, lobby, and theater. For a complete outing, families can also explore the Retzer Nature Center grounds and facilities while they're there.