Alliant Techsystems has received a $49 million contract from
Orbital Sciences Corporation to provide at least nine flight sets
of Orion solid rocket motors. If options in the contract are
exercised, the total value would increase.
Orion motors are used on a variety of launch vehicles including
Ground Based Missile Defense's Orbital Boost Vehicle, as well as
Minotaur, Pegasus and Taurus launch vehicles. The flight set motors
range in size from 38 to 50 inches in diameter, and four to 33 feet
in length. Each flight set consists of a minimum of three
Work under the contract will be performed by ATK at its facility
in Salt Lake City, UT. Deliveries are expected to be complete by
"The proven performance and versatility of the family of Orion
motors helps ensure mission success for critical programs that aid
in scientific research and the defense of this country," said Bill
Condas, Vice President, ATK Strategic and Defense Systems.
ATK notes its Orion motors have a 100 percent mission success
rate. They first flew in 1990 on a Pegasus launch vehicle. In 2007,
ATK delivered its 100th flight set.