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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


2016 Shows!

2, 9, 16, 30

solar system

Children’s Public

11:00 am

Honey, I Shrunk the Solar System
(All Ages)  This show takes you on an incredible
journey past the planets in our solar system.  Don’t miss it!

Admission:  $4


General Public
1:00 pm

The First Stargazers

Ancient astronomers gazed at the heavens with fascination.
They built pyramids and massive structures, like Stonehenge,
to mark the movements of the sun, moon and planets.
Join us as scientists unravel the mysteries of these
ancient astronomical observatories.

Admission: $4


Earth Day

April 23

Every 30 min. 9:30 – 4:00

Nine Planets and Counting

See the most current images of the Sun, Moon and Planets
in our Solar System. 
Find out why Pluto is now called a “Dwarf Planet”.
This very beautiful show investigates the composition of
our neighbors in space.


7, 14, 21,  28


Children’s Public
11:00 am

Starship Earth
This fast-paced astronomy presentation uses spectacular visuals to
answer questions about our home planet Earth.
Views of Earth from space, reasons for the seasons,
and earth’s place in the universe are explored.  

Admission: $4


1:00 pm

Summer Sky Legends

This wonderful summer season show presents 
your favorite constellation characters like Scorpius, the Scorpion, 
Cygnus, the Swan and Sagittarius, the Archer. 
These characters magically appear to tell of their adventures.

Admission:  $4 


4, 11

internation space station

Children’s Public
11:00 am

Explorers of International Space Station

This program shows science research being done on
the International Space Station.
Communication, medical technology and life aboard the space
station are just some of the topics in this spectacular visual presentation.

Admission:  $4


General Public
1:00 pm

Hotter Than Blue 

  Scientists point out that the hottest stars in space are the blue stars.
But there are objects in space that are even hotter than the hottest stars.
These are the strange high-energy emitting objects known as quasars.
Don’t miss this study of quasars, neutron stars and black holes.

Admission:  $4