cosrocs logo
COSROCS is BIG on education!!
Go here to learn about what we can do for your group.
starsnstripes   cool     future15  
Video of the Ball Interns' Stars 'N' Stripes flight at Chiliblaster/ULA/Ball launch on 7/18/15. This is an N class rocket with multiple payloads.    

COSROCS does a huge amount of educational work! Dozens of young potential rocket scientists build their first model at the annual Cool Science Carnival at UCCS.

Video of the ULA interns' Future flight at Chiliblaster/ULA/Ball launch on 7/18/15. This is a HUGE O-class rocket, with many payloads.


General Notices:
   There are no City or County fire restrictions as of 1 March 2024.
   Follow the links above to verify current status.

   COSROCS normal dates for public launches are the Second and Fourth
   Saturdays, January - November. There is only one launch date in December.
   Always check below on the day prior to confirm launch status.

Upcoming Events:

   CANCELLED - Business Meeting Wednesday, June 5


   TENTATIVE - Model Rocket Launch at the Challenger Learning Center
   Saturday, 8 June, 9:00am - 2:00pm (8:30am setup)
   Our in-town launches are now conducted in collaboration with the
   Challenger Learning Center's Second Saturday Science events.
   Check out their STEM activities and fly rockets as well!
   Go here for directions.

Special Note:

   COSROCS Needs Volunteers!!
   We keep very busy with educational outreach activities.
   Please check the club Forum and Calendar for those upcoming events;
   your help is always greatly appreciated!


Join our club discussion forum here on the NAR Groups platform!

Printable membership application 48k PDF

green t
We have club T-shirts! Inquire at a meeting or launch. Multiple styles are available.


COSROCS is a non-profit community service provider and is sensitive to people who prefer not to have their photos posted. We have thousands of photos and videos posted from over thirty years of community service. If you object to having your likeness on the site, please contact the webmaster and we will remove it (them).

COSROCS promotes Science, Technology, Engineering and Math (STEM) education through fun and friendship, and is a community service non-profit organization.


COSROCS records




about us
garage saleHome