August 20, 2020 SpaceChain completes first multi-signature transaction from space.

SpaceChain, a firm aiming to build a network of blockchain nodes on satellites, announced this week that it had successfully sent 0.001 BTC to a wallet hosted on the International Space Station. This was a joint effort with the European Space Agency, and the transaction was completed using onboard hardware created by nano-satellite manufacturer GomSpace.

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