Now Featured at the Space Center

Come one, come all to the biggest and best birthday party of the year!  On Sunday, August 27th, the Mary R. Stauffer Foundation would like to invite the Downey community to the Columbia Memorial Space Center to celebrate the 100th birthday of Dr. Mary Stauffer.  The festivities begin at 12:00pm and will conclude at 5:00pm.  […]

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We're open to the public Tuesday through Saturday from 10am - 5pm.

(please see our calendar for dates of closure)

12400 Columbia Way Downey, California 90242
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Welcome... We're Glad You Found Us!

The Columbia Memorial Space Center, located in Downey, California, is a hands-on learning center dedicated to bringing the wonder and excitement of science and innovation to audiences of all ages and backgrounds.  Through world-class programs and engaging exhibits, the Space Center strives to ignite a community of critical and creative thinkers.

LA’s only urban rocket festival, Rocket Fever, returns!

Learn to build and launch different types of rockets! We’ll even be giving out FREE rockets to everyone (while supplies last).

We’ll show you how to build your own rocket in a Rocket Building Class – $5 per rocket/class or FREE for members (**One rocket per membership).

Food for the day provided by:
LA-Donut Truck
Romolo’s Italian Cuisine

Hands-on activities like water rockets, straw rockets, stomp rockets!

The Amoeba People will rock out with us as well!

Want to Register for an Event? Join ActiveNet!

In order to register for all our cool programs, events, and camps all throughout the year, you will need an ActiveNet account. It’s fast and free to set one up, and makes you available to register for anything we have here at the CMSC and the City of Downey, anytime and anywhere you want!

Register Here !


ALL Downey students are now invited to enjoy the CMSC for free!


Registration must be done in person at the Space Center. Select the links below for more information.

Policies & Procedures

Downey Student Registration Form

Astronaut Leland Melvin at the Columbia Memorial Space Center


CMSC Event Calendar

Connect With Space Science