The FAA has closed the Blue Origin New Shepard 23 mishap investigation. The final report cites the proximate cause of the Sept. 12, 2022, mishap as the structural failure of an engine nozzle caused by higher than expected engine operating temperatures. The FAA required Blue Origin implement 21 corrective actions to prevent mishap reoccurrence, including redesign of engine and nozzle components to improve structural performance during operation as well as organizational changes.