Our Solar System · TOP 10
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Our Solar System · TOP 10
Solar System Objects Size Comparison
Comparing the sizes of major planets and objects in the solar system relative to Earth.
- METHOD
- Ranked by average adult mass
- Estimated time
- 5 MIN
- MODELS
- 10
Luna
Moon
A quarter the size of Earth, it is the 5th largest moon in the solar system.
- Mass
- 73.4Sx kg
- Size
- 3,474 km
Mercury
The smallest planet in the solar system. It's even smaller than Jupiter's moon, Ganymede.
- Mass
- 330Sx kg
- Size
- 4,878 km
Mars
About half the size of Earth, but it has the tallest volcano in the solar system (Olympus Mons).
- Mass
- 642Sx kg
- Size
- 6,778 km
Venus
Called 'Earth's twin' for its similar size and mass, but its surface is a hellscape exceeding 460 degrees.
- Mass
- 4.87Sp kg
- Size
- 12,102 km
Earth
(The baseline for size comparison) The largest of the rocky planets in the solar system.
- Mass
- 5.97Sp kg
- Size
- 12,742 km
Neptune
From here on, they are giant gas and ice planets. It has a volume that can fit 57 Earths.
- Mass
- 102Sp kg
- Size
- 49,244 km
Uranus
Lighter in mass than Neptune, but slightly larger in size (radius). It rotates on its side.
- Mass
- 86.8Sp kg
- Size
- 50,724 km
A tiny trace is hiding somewhere in this scene.
Saturn
Excluding its giant hula-hoop-like rings, the 'main body' alone is over 9 times the size of Earth. Its density is low enough to float on water.
- Mass
- 568Sp kg
- Size
- 116,464 km
Jupiter
The most massive planet in the solar system. It is 2.5 times heavier than all the other planets combined.
- Mass
- 1.90Oc kg
- Size
- 139,822 km
Sun
The most massive object in the solar system. Its diameter is about 109 times that of Earth.
- Mass
- 1.99No kg
- Size
- 1,392,680 km
PERSONAL SCALE
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FIELD NOTES COMPLETE
Scale is no longer just a number.
You’ve explored all 10 subjects in this exhibit. Continue to the next gallery and discover another world of scale.
Next exhibit · 003The Tallest Structures We Built
Standing on the same ground, comparing the heights of the tallest structures in the world.