Fuel of the week: Molybdenum

Molybdenum is your go-faster fuel. It is a heavy refractory metal, with a high melting point. It has been identified in the solar system, but it’s likely to be a parts-per-million component of nickel-iron asteroids. You’ll need to bring it from Earth, but this is the fuel that gets people to Mars. In a Neumann […]

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