May 6, 2009

George H Diller NASA Vandenberg Resident Office, Calif 805-605-3051 george h diller@nasa gov

RELEASE: 24-09

DELTA II LAUNCH FOR MISSILE DEFENSE AGENCY SUCCESSFUL

VANDENBERG AIR FORCE BASE, Calif -- A Delta II rocket managed by NASA's Launch Services Program lifted off from Vandenberg Air Force Base, Calif , Tuesday with a spacecraft for the United States Missile Defense Agency The spacecraft is called the Space Tracking and Surveillance System Advanced Technology Risk Reduction mission, or STSS-ATRR Liftoff from NASA's Space Launch Complex 2 occurred at 1:24 p m PDT

The launch vehicle was a United Launch Alliance Delta II 7920-10c Spacecraft separation occurred approximately one hour after liftoff

"With confirmation of the payload's delivery into the correct orbit, the launch is a success," said Chuck Dovale, launch director for the NASA's Launch Services Program

NASA also will manage the launch of another mission for the Missile Defense Agency aboard a Delta II rocket this summer from Cape Canaveral Air Force Station

For information about the Missile Defense Agency, visit:

http://www mda mil/

For more information about NASA missions and programs, visit:

http://www nasa gov

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