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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
km km AU   cm km
1,392,000     Sun 928.0  
4,879 57,910,000 0.3871 Mercury 3.253 0.3861
12,100 108,200,000 0.7233 Venus 8.067 0.7213
12,740 149,600,000 1.000 Earth 8.493 0.9973
6,779 227,900,000 1.523 Mars 4.519 1.519
950.0 413,800,000 2.766 Ceres
Asteroid Belt
0.6333 2.759
139,800 778,600,000 5.205 Jupiter 93.20 5.191
116,500 1,433,000,000 9.579 Saturn 77.67 9.553
50,720 2,877,000,000 19.23 Uranus 33.81 19.18
49,250 4,503,000,000 30.10 Neptune 32.83 30.02
2,372 5,874,000,000 39.26 Pluto
Kuiper Belt
1.581 39.16
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.