What Is The Smallest Planet In The Solar System?

Mercury is the smallest and innermost planet in the Solar System.
Its orbital period around the Sun of 87.97 days is the shortest of all the planets in the Solar System.
 It is named after the Roman deity Mercury, the messenger of the gods.
Distance from Sun: 57.91 million km
Radius: 2,440 km
Length of day: 58d 15h 30m
Orbital period: 88 days

Did you know: A single day on Mercury is twice as long as a single year! universetoday.com

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