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Solar System Scale Model Calculator

Solar System Model Inputs

Calculate the scaled planet diameters and planet-sun distances for a solar system model.
Enter scale or diameter or distance, select to show table and/or map below, select options, then press Calculate.
Examples:    Scale 1 : 100000000   or   Sun Diameter = 10 cm   or   Neptune Distance from Sun = 1000 ft.
Model scale: 1 :
or
=
  • Mercury
  • Venus
  • Earth
  • Mars
  • Ceres - Asteroid Belt
  • Jupiter
  • Saturn
  • Uranus
  • Neptune
  • Pluto - Kuiper Belt
  • Eris - Scattered Disk
  • Planet9 - Distant Detached Objects

Solar System Model Table

  • Rings
  • Moons
  • Stars & Galaxies
  • US units (mi/ft/in)
  • Min & Max distances
  • Astronomical Units
  • Light travel times
Model scale:  1 : 18,315,800
REAL DISTANCES PLANETS MODEL DISTANCES
Diameter Orbit Radius   Diameter Orbit Radius
average average   average average
km km   cm km
1,392,000   Sun 7,600  
4,879 57,910,000 Mercury 26.64 3.162
12,100 108,200,000 Venus 66.06 5.907
12,740 149,600,000 Earth 69.56 8.168
6,779 227,900,000 Mars 37.01 12.44
139,800 778,600,000 Jupiter 763.3 42.51
116,500 1,433,000,000 Saturn 636.1 78.24
50,720 2,877,000,000 Uranus 276.9 157.1
49,250 4,503,000,000 Neptune 268.9 245.9

Solar System Model Map

Latitude:
Longitude:
You may right-click (or equivalent gesture) on the map to change latitude & longitude.
Model scale:  1 : 18,315,800
Map not shown.