Marscoin is the first real space crypto decentralized coin with its own blockchain since 1.1.2014, when the first genesis block has been mined, since then it works 24/7 and has nodes all our the world. Marscoin has a hard limit of 39,6 mio coins and uses POW script algorithm. The long-term vision of Marscoin is to become the cryptocurrency for the planet Mars while maintaining a tight cooperation with The Mars Society, representing the space scientific community.The immediate usability of Marscoin is being endorsed by development of on-blockchain applications such as the "Martian Republic - A real Martian settlement toolkit" as well as featuring it in the future as a gaming-metaverse internal financial system.