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Charles Z. Horwitz

Located in the Retzer Nature Center




All General Admissions - $4

Reservations for large groups appreciated:
Waukesha County Department of
Park and Land Use,
Parks System Division
(262) 548-7801

Waukesha County's Retzer Nature Center

All public programs begin with a brief tour of the current evening sky.  
This includes, visible planets, finding directions, locating the moon,
and identifying some favorite seasonal constellations.

Public  Planetarium Shows


June, July, August

There are no public programs scheduled for the summer months,
however the planetarium is available by appointment for groups of ten or more.
Please call (262) 896-8423 to arrange a program.


Here it is!


2014Fall  / 2015 Spring


colorful stars

Yellow Star divider


6, 13, 20, 27

Snow flake

Children’s show
11:00 am
Winter Wonders
This program takes the audience around

the world to explore the wonderful traditions and

celebrations of the “winter solstice.”

Star of Wonder

General show - 1:00 pm
Star of Wonder

(Tis the Season)

This beautiful holiday season show investigates 

the most interesting and beautiful winter 

solstice celebrations around the world.  

The program also takes us back 2000 years 

to offer possible explanations for the

mysterious “Christmas Star.”



10, 17, 24, 31


Children’s show
11:00 am
Our Place in Space
This award-winning, participatory children’s 

planetarium show introduces jungle animals

and a space crossword puzzle to unravel the

wonders and the mysteries of the universe.


General show
1:00 pm
Two Small Pieces of Glass 

This program celebrates 400 years since Galileo

first pointed his telescope at the sky.

Don’t miss this fascinating look at the incredible

contributions to astronomy made by advancements

in the design of the world’s greatest telescopes.

rainbow star

Waukesha Jan Bobree

January 18
Every 30 min.  9 – 4:00
Cosmic Colors
Sit back and enjoy how colors display their personalities.

See how scientists use the vast wavelengths of the

electromagnetic spectrum to study the mysteries in deep space. 

Yellow Star Divider


Wild Winter Night
February 7

Each hr. 6:30 – 8:00
Amazing Stargazing
Join us as we take you back-stage to the making of a cartoon fantasy radio show about the sky.  Learn how to find your directions, spot planets, plot craters holes on the moon and find out how astronomers explore the planets.

bar divider
14, 21, 28


Children’s show
11:00 am
A Solar System Adventure Tour
You won’t believe how fun learning about the 

planets can be when you step aboard 

the “Star Traveler” spaceship on your interactive 

journey past the sun and planets in our solar system. 

General show
1:00 pm
Chasing the Ghost Particle
Deep in the ice at the heart of Antarctica,

the biggest and strangest detector in the world

waits for mysterious messengers from the cosmos.

Scientists are using tiny and elusive particles

called neutrons to explore insides of stars and galaxies.

These ghostly neutrinos give us an exclusive look

into exploding stars and black holes.

Yellow Star divider

7, 14, 21, 28

big dipper

Children’s show
11:00 am
The Sky Tonight
Reach up and paint the sky blue, make a rainbow,

sing a song about space and clap to the music

as we all meet Joe Star, Marsha Moon and 

Mike Meteor in this fun, participatory

sky theater program.


General show
1:00 pm
The Universe of Dr. Einstein
Made possible by a grant from the 

National Science Foundation, 

this program examines Einstein’s life, 

his discoveries in physics and his theories of relativity.

Einstein’s discoveries penetrated into the hearts

of stars as well as the far reaches of the universe. 

Yellow Star divider

4, 11, 18

space shuttle

Children’s Public
11:00 am
3-2-1 Blastoff
A magical video game turns real and

takes the audience on a journey past the sun, 

moon and planets in our solar system.

Join us as we see the Earth from space,

land on the surface of Mars, and

even fly through the rings of Saturn.

At the end of the show, we return 

everyone safely back to Earth.

Great for all ages!

black hole


General Public
1:00 pm
Voyage to the Edge of the Universe
This fascinating show presents close-up views of the sun,

moon and planets, then takes the audience

into deep space to explore white dwarfs,

neutron stars and black holes.  Also in this program scientists

explore some of the most current trends

in human and robotic space exploration.


Earth Day
April 25
Every 45 min.  9 – 4:00
Spring Sky Legends
This spring season sky show presents favorite

constellation characters like Hercules, the Strong Man,

Hydra, the Water Snake and Leo, the Lion.  Each of these

magically come alive in the sky to tell of their fantastic stories.

Yellow Star divider

fancy star

2, 9, 16, 23, 30
Children’s Public
11:00 am
Wish Upon a Star
A little girl and her parents spend a 

night out under the stars. Together they 

explore constellations, moon, planets, 

and even see meteors (shooting stars).


General Public
1:00 pm
The Explorers
This program takes the audience on an ocean

voyage of the Pacific in a small vessel that finds

its way by the stars.  This celestial navigation show

will leave you with a great appreciation for our early ocean explorers.


June, July, August

There are no public programs scheduled for the summer months,
however the planetarium is available by appointment for groups of ten or more.
Please call (262) 896-8423 to arrange a program.