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Pratt & Whitney Rocketdyne Successfully Boosts Heavy-Lift Vehicle Carrying a Government Satellite

CANOGA PARK, Calif. Jan. 20, 2011 California

Dan Adamski

Christine Cooley

The RS-68 is the world’s largest hydrogen-fueled engine, designed for heavy-lift with 758,000 pounds of vacuum thrust and 663,000 pounds of sea-level thrust.   The RL10B-2 is a unique cryogenic upper-stage engine that provides 465 seconds of specific impulse and 24,750 pounds of thrust. Canoga Park, Calif. Huntsville, Ala. Kennedy Space Center, Fla. West Palm Beach, Fla.

Hartford, Conn.

SOURCE Pratt & Whitney Rocketdyne

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