The Solar system community appears to be centered around cryptocurrency projects related to solar energy and blockchain technology. Related presales include SolarBlox Fair Launch, backed by a strong international team and a leading solar builder in Southeast Asia, offering potential instant profit. Another project, 'untitled Presale', focuses on a meme token and building a secret society on the Solana blockchain. These projects involve presales, fair launches, DeFi, NFTs and metaverse development.