SpaceX has completed its investigation into what caused an engine failure during a Falcon 9 launch on July 11th. The company has submitted a “mishap report” to the Federal Aviation Administration (FAA) and is ready to return the Falcon 9 rocket to flight as soon as tomorrow.
The company’s investigation team, working with the FAA, was able to determine the July 11th failure was caused by a liquid oxygen leak that developed during the initial burn of the Falcon 9’s second stage engine. It says the leak originated from a crack in a pressure sensor sense line that’s part of the rocket’s oxygen system. A clamp that normally constrains the sense line had come loose, subjecting it to excessive engine vibrations that eventually caused it to…
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