Solar System QuizTheLastDialogueSOLAR SYSTEM QUIZTest Your Knowledge Of The Solar System With These QuizzesSolar System Online Quiz for Kids and Adults #1. How many planets are there in our solar system? 7 9 8 12 Work Harder#2. Sun is much bigger than earth. Hypothetically how many earths can we place inside the sun? 12,000 1000 1,000,000 1,300,000 80,000 Work Harder Previous FinishResultsWell Done. You Are Roaring Like A LionKeep Working. Slow & Steady Wins The Race START NEW