What Is The Smallest Planet In The Solar System? - May 28, 2020 0 DifficultyHard What Is The Smallest Planet In The Solar System? Question:What Is The Smallest Planet In The Solar System? a)Mercuryb)Earth c)Venusd)Mars Show Correct Answer Scroll down to see the correct answer Correct AnswerMercury Related Trivia:Since Pluto Was De-Classified As A Planet, What Is Now The Smallest Planet In The Solar System?As Of 2009, What Is Now The Smallest Planet In Our Solar System?Which Planet In The Solar System Is Known As The 'Red Planet'?Which Of The Following Planets In Our Solar System Is The Smallest?Which Planet In The Solar System Has The Shortest Day? Back to Categories >Science & Nature