Planet sizes chart

The planets in our solar system are each very unique for various reasons. When it comes to their measurable sizes in diameter, the planets vary greatly.

Planet sizes smallest to largest

Planet sizes smallest to largest

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Smallest planet of solar system

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Smallest planet

Jupiter, for example, is approximately 11 times the diameter of the Earth. Mercury, on the other hand, is 2.6 times smaller in diameter than the Earth. Below you will find a list of the planet’s mean diameters from largest to smallest.

We have included Pluto as further reference point for additional information.

1.Jupiter is the largest planet in the solar system at 139,822 km in diameter.

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This means that Jupiter is actually more than 28.5 times larger in diameter than the smallest planet, Mercury.

2.Saturn measures out to be 116,464 km in diameter. This makes Saturn over 9 times bigger in diameter than the Earth.

This number does not include the actual rings of the planet as they are considered a separate entity.

3.Uranus comes in at third on the list with a maximum diameter of 50,724 km, making the planet almost 4 times the diameter of Earth and over 10 times the diameter of Mercury.

4.Neptune, often described

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