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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 : 150,000,000
REAL DISTANCES PLANETS MODEL DISTANCES
Diameter Orbit Radius   Diameter Orbit Radius
average average   average average
mi mi   in mi
864,900   Sun 365.4  
3,032 35,980,000 Mercury 1.281 0.2399
7,519 67,230,000 Venus 3.176 0.4482
7,916 92,960,000 Earth 3.344 0.6197
4,212 141,600,000 Mars 1.779 0.9441
590.3 257,100,000 Ceres
Asteroid Belt
0.2493 1.714
86,870 483,800,000 Jupiter 36.69 3.225
72,390 890,400,000 Saturn 30.58 5.936
31,520 1,788,000,000 Uranus 13.31 11.92
30,600 2,798,000,000 Neptune 12.93 18.65
1,474 3,650,000,000 Pluto
Kuiper Belt
0.6226 24.33
Orbits of objects beyond Neptune are highly eccentric ellipses, not circles.

Solar System Model Map

Latitude:
Longitude:
You may right-click (or equivalent gesture) on the map to change latitude & longitude.
Model scale:  1 : 150,000,000
Map not shown.