The Kansas Organization for Spacemodeling (KOSMO) is a group of families and individuals in Kansas that have a common interest in model rocketry. KOSMO is a chartered Section of the National Association of Rocketry (NAR).

Launch Status

Sport Launch

Sat May 21, 2022

Hutchinson, KS

Current Launch Status — RED

Fri, May 20, 2022 — Due to forecasted winds and rain, the launch for this Saturday, May 21, has been canceled.


Posted: April 5, 2022

KOSMO is proud to announce the 42nd annual Kansas Rocket Aero Modeler's Open competition event. This is a club contest launch as well as a NAR sanctioned National Rocketry Competition (NRC) event. It will take place Saturday and Sunday, June 11-12, 2022 at the Kansas State Fair parking lot. This is a two day event full of fun and prizes. Check out the KRAMO Page for all the details.

Spring Fling

Posted: March 7, 2022

The KOSMO flying season is starting this month, with Spring Fling, one of our three high power launches at our launch site near Ellinwood, KS. Unfortunately, this year has been very dry so we are watching the conditions carefully. Watch this page or our Facebook page of updates related to this launch.


Sport Launch

Sat, May 21, 2022
10:00pm - 4:00pm
Kansas State Fair Parking Lot
Hutchinson, KS
Low-mid power rockets only


Mar-Apr 2022

Check out the latest club newsletter. Click the image above.