Astronomy & Space

Martian space suits will need to be 40% lighter

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Engineers from NASA and industry partners presented findings at the 55th International Conference on Environmental Systems demonstrating that current-generation spacesuits are too heavy for use on Mars. Despite Mars having only three-eighths of Earth's gravity, modern spacesuits were not designed with this reduced gravitational environment in mind. The research indicates that Martian spacesuits will need to be approximately 40% lighter than current models to be functional for human exploration of the Red Planet.


This finding has direct implications for the design and development of equipment for future human Mars missions. The weight reduction requirement will necessitate significant engineering innovations in spacesuit technology before crewed Mars exploration can proceed safely.


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Long before a human ever sets foot on the Red Planet, we already know how harsh the environment is. Once a human finally does, the only things protecting them from that environment will be the infrastructure we’ve built there and the spacesuit that keeps them in a protective bubble. Unfortunately, modern spacesuits aren’t built with Martian gravity, which is three-eighths of Earth’s, in mind. To prove that point, a team of NASA and industry engineers made a presentation at the 55th International Conference on Environmental Systems (ICES) showing that the newest generation of spacesuits is simply too heavy to use on Mars.

Source: Martian space suits will need to be 40% lighter