ATK Schedules Ground Test Of GEM-60 Solid Rocket Motor

MOTOR RUNNING: Alliant Techsystems plans to test a GEM-60 solid rocket motor on May 31 at its test facility in Promontory, Utah. The 60-in.-dia. graphite epoxy motor (GEM) is designed to provide additional thrust to United Launch Alliance Delta IV medium rockets. The 90-sec. “cold motor” test...

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