How astronauts 3D printed a wrench they needed in space
LONG BEACH, CALIF. — There’s a major supply chain issue in space.
It costs $10,000 per kilogram to blast something into orbit; a liter of water in space costs $10,000.
In fact, only 2% of what NASA sends into space on its rockets is actually used by astronauts for experiments. The rest of the weight is made up by the space vehicle itself and its fuel.
So when it comes to experimentation on the International Space Station, transporting even small items is costly.
This year, however, NASA and partner Made In Space Inc. are planning to solve part of that problem by installing a 3D printing station on the International Space Station (ISS).
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