Star Notary Service allows you to create stars with coordinates in the Ethereum Blockchain to save. This application is a demo application, which the functionality of a DApp demonstrated. The functionality of Solidity and interaction with Javascript.
The application implements the Ethereum ERC-721 Token Standard as a Solidity Smart Contract. The web frontend uses Javascript. The application stores the start name, a description, and the coordinates (RA right ascension, mag absolute value, centaur).