Planetary and Some Natural Satellites Size Comparisons to Scale
PHP Program by Jay Tanner - 2017

Earth, Moon, Inner Planets and Pluto Size Comparisons to Scale

Earth, Moon, Inner Planets and Pluto Size Comparisons to Scale

 

Earth and Outer Planets Size Comparisons to Scale

Earth and Outer Planets Size Comparisons to Scale

 

Galilean Satellites of Jupiter and Luna (Our Moon) Size Comparisons to Scale

Galilean Satellites of Jupiter and Luna (Our Moon) Size Comparisons to Scale

PHP Program by Jay Tanner - 2017
RADII OF SOLAR SYSTEM BODIES
Original data source: NASA Planetary Factsheets

Mercury
Polar      = 2439.7 km = 1516.0 mi
mean       = 2439.7 km = 1516.0 mi
Equatorial = 2439.7 km = 1516.0 mi

Venus
Polar      = 6051.8 km = 3760.4 mi
mean       = 6051.8 km = 3760.4 mi
Equatorial = 6051.8 km = 3760.4 mi

Earth
Polar      = 6356.8 km = 3949.9 mi
mean       = 6367.5 km = 3956.6 mi
Equatorial = 6378.1 km = 3963.2 mi

Moon (Luna)
Polar      = 1736.0 km = 1078.7 mi
mean       = 1737.1 km   1079.4 mi
Equatorial = 1738.1 km = 1080.0 mi

Mars
Polar      = 3376.2 km = 2097.9 mi
mean       = 3386.2 km = 2104.1 mi
Equatorial = 3396.2 km = 2110.3 mi

Jupiter
Polar      = 66854 km = 41541 mi
Equatorial = 71492 km = 44423 mi

Saturn
Polar      = 54364 km = 33780 mi
Equatorial = 60268 km = 37449 mi

Uranus
Polar      = 24973 km = 15518 mi
Equatorial = 25559 km = 15882 mi

Neptune
Polar      = 24341 km = 15125 mi
Equatorial = 24764 km = 15388 mi

Pluto
Polar      = 1195 km = 742.5 mi
mean       = 1195 km = 742.5 mi
Equatorial = 1195 km = 742.5 mi

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Radii of the Four Galilean Satellites of Jupiter and Luna (Our Moon)

Europa   = 1560.8 km = 969.84 mi
Luna     = 1737.1 km = 1079.4 mi
Io       = 1821.6 km = 1131.9 mi
Callisto = 2410.3 km = 1497.7 mi
Ganymede = 2631.2 km = 1635.0 mi