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Joined 2 years ago
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Cake day: June 15th, 2023

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  • Are you being obtuse or do you have a point? A Sabatier reactor has flown on the ISS, so they exist clearly. Audi had a pilot plant producing methane using this method as recently as 10 years ago.

    It’s obvious the technology exists, and has been tested in space, and is viable on mars according to numerous studies dating back from the 80s to current day.

    Do you have any proof to the contrary? I’m a huge space nerd so if there’s a fatal flaw in this plan I’d like to know.



  • We have flown this experiment on the ISS. It is a chemical process that is over 100 years old and is well understood.

    It’s also the only way to lift any significant mass off of mars, because as you said we have no manufacturing or refueling there. So the rocket must refuel itself.

    It then follows that if Mars is the next major target of exploration, and methane is cheap and abundant, why not get started now? The alternative is to spend a decade qualifying an engine for human space flight after the green light for a crewed mission.