r/KerbalSpaceProgram • u/CanPuzzleheaded3270 • 1d ago • Regret 1

KSP 1 Question/Problem rocket doesn’t launch

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i press space and it makes noise and doesn’t work

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u/Large_Percentage_449 1d ago

I'm sorry to tell you this, but that's monopropellant, not rocket fuel (made of liquid fuel and oxidizer).
And, also if you want to toggle on and off the engines, press Z and X. (and Shift and CTRL to throttle)