Horwitz-DeRemer Planetarium

Please view our NEW brochure that highlights our schedule for May- August. It has tons of special event fun, great fan-favorite shows, and even a few NEW shows! Want all of this ...

Please view our NEW brochure that highlights our schedule for May- August. It has tons of special event fun, great fan-favorite shows, and even a few NEW shows! Want all of this ...

We’ve looked ahead for some stellar skywatching opportunities, so pencil us in for these dates! As they approach and the weather is forecast, we’ll finalize the meeting date and...

Join us to complete adventures during Cub Scout Nights at Retzer Nature Center and Horwitz-DeRemer Planetarium! Come as a Scout Den or independently. All Scouts must be registered...

Come unwind under the dome of the Horwitz-DeRemer Planetarium and meditate for your mental health! View a planetarium show of an amazing sunset as you travel from the Grand Canyon...

Join us for Girl Scout Night at Retzer Nature Center and the Horwitz-DeRemer Planetarium! Troops or individuals can attend-each Girl Scout must register separately. Chaperones or ...

“Music of the Spheres” refers to the ancient concept of a relationship between the structures of music and those of the physical world, and an awareness of mystical or spiritual q...

Watch the planetarium show, ""The Dark Side of Light"" that will show us how humans impact the night sky. Then head outside to enjoy a Naturalist led Autumn Night Hike where we wi...

Setting the Stage for Life: Our Deep Connection to the Universe with Dr. Michelle Thaller, an astrophysicist, retired NASA science communicator, and Waukesha native! When we thi...

Join us to complete adventures during Cub Scout Nights at Retzer Nature Center and Horwitz-DeRemer Planetarium! Come as a Scout Den or independently. All Scouts must be registered...

5:00pm-6:00pm-Daisy Space Science Explorer Cost- $7.50 Explore space through a planetarium show called "Space Quiz- Earth, Moon, and Sun" and enjoy a moon-focused star talk or ...

5:00pm-6:00pm- Think Like a Citizen Scientist Cost- $7.50 The Horwitz-DeRemer team will assist Girl Scouts in earning their badge by exploring astronomy citizen science project...

Join us to complete adventures during Cub Scout Nights at Retzer Nature Center and Horwitz-DeRemer Planetarium! Come as a Scout Den or independently. All Scouts must be registered...