Keeping the International Space Station (ISS) running properly requires a litany of specialized tools, and between unforeseen malfunctions and periodic hardware upgrades, it’s often hard to anticipate what tools the crew will need for a given task. On top of that, it’s also extremely expensive to launch objects into space, so in recent years, NASA has been exploring the idea of 3D printing tools in orbit. Last year, ISS astronauts made headlines when they used the first 3D printed tool ever created in space — but this tool wasn’t without limitations. Due to the extremely harsh conditions in the vacuum of space, NASA’s 3D printed tools…
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