What is the Best Rocket Fuel?

Rocket engines are run on Hydrogen, Kerosene and lately Methane. Is there a best fuel?

Erik Engheim
8 min readJan 31, 2023

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3D Rendering of a methane molecule
3D Rendering of a methane molecule

Modern rocket building companies such as SpaceX, Rocket Lab, Blue Origin and Isar Aerospace are almost exclusively opting for rocket fuels such as methane, natural gas or propane. Does that mean methane is the superior rocket fuel? And if that is the case, why has…

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Erik Engheim

Geek dad, living in Oslo, Norway with passion for UX, Julia programming, science, teaching, reading and writing.