Firefly Alpha Rocket Felled By Electrical Issue

Engine 2, which shut down 15 sec. after liftoff, is recovered in the California desert.
Credit: Firefly Aerospace

Firefly Aerospace is homing in on the cause of an early engine shutdown that nixed its first attempt to reach orbit. One of the four engines on the company’s two-stage Alpha rocket shut down about 15 sec. after liftoff from Vandenberg Space Force Base on Sept. 2. “The valve that feeds propellant to...

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