Upgraded Rocket Motors To Power Delta IV Heavy Lift
Booster
United Launch Alliance announced Thursday the successful first
hot-firing of the new Pratt & Whitney Rocketdyne RS-68A engine
that will be used to power a future upgraded version of the Delta
IV Heavy Lift launch vehicle. The hot-fire test was conducted 3:16
pm CDT, at NASA's John C. Stennis Space Center in Mississippi.
Stennis is the home of America's largest rocket engine test
facility.
To Be Utilized In Advanced Missile Defense Interceptors
The Raytheon Company and Northrop Grumman Kinetic Energy
Interceptor (KEI) team fired a Stage 2 rocket motor featuring an
enhanced nozzle and upgraded ballistics. The firing occurred at the
Alliant Techsystems test facility in Elkton, MD on September
25.
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