GEM 63 Updates

GEM 63XL Static Test

Building the world’s largest monolithic solid rocket motor is impossible. Until it’s not.

Press Releases

Northrop Grumman Successfully Completes Validation Test of New Rocket Motor for United Launch Alliance

The GEM 63XL motor fires at the Promontory facility’s Test Area.

Northrop Grumman Successfully Completes First Qualification Test of New Rocket Motor for United Launch Alliance

Videos

Fact Sheets

GEM 63XL Qualification Motor Static Test Fact Sheet

GEM 63XL Validation Motor Static Test Fact Sheet

GEM News

The GEM 63XL motor ignites in its first static test firing.

Northrop Grumman test fires solid motor for ULA’s Vulcan rocket