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Comparison of oxygen liquefaction methods for use on the surface of Mars

An article published in Cryogenics reviews the various methods by which oxygen (used with methane as a propellant for ascent from the planet's surface) could be liquefied and stored on the surface of Mars.


One of the specificities of exploring Mars is the tremendous mass of propellant necessary for the ascent from the planet's surface. Due to the large mass of the Mars Ascent Vehicle – the space shuttle to be used by astronauts to evacuat...

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