As you can see from the news , Chinese have lost contact with their space station.
Think about how could have been useful in a situation like this, to have a blockchain of nodes in the space:
With a peer to peer network in the space, the contact with space station would never have been lost
SpaceChain is a Chinese project that just solves situations like this. Better to do not ignore this project. Check it out.
https://twitter.com/space__chainIf you do some more research, you will find that this project is a scam, the price now is almost zero, no big exchange, no updates after ICO was over. I think the dev team has gone.