Merlin 1г—1 【Windows】

: Uses a triple-redundant flight computer system on each engine to ensure high reliability during launch.

: The initial version used an expendable ablatively cooled carbon-fiber nozzle. It flew only twice on the Falcon 1 (2006–2007). Merlin 1Г—1

: The first to feature a regeneratively cooled nozzle and combustion chamber. It powered the first privately developed rocket to reach orbit (Falcon 1 Flight 4) and early Falcon 9 flights. : Uses a triple-redundant flight computer system on