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When it arrived at the International Space Station, the 1kg node – only a fraction of SpaceX CRS-19 resupply mission's 2,600kg payload – became the first active bitcoin node on the ISS.

For SpaceChain, the launch is a step forward in its mission of building out a robust, decentralized blockchain infrastructure high above the Earth. The wallet will be beyond any country’s jurisdiction – and well above the reach of any physical hardware hacks.