Solar System Home Solar System 0.0 / 5 ( 0 votes ) Your Rating? Discover Solar System – Play Free Now on WebGameFree! Solar System - You have to guess all the planets and sun of our solar system with the solar-system game, discover our solar system in a fun, you can play on a phone or tablet anytime. Develop and gain new knowledge in this fun game, choose the right answer and have fun. Categories in which Solar System is included: Multiplayer Running 1 Player