Convert astronomical units (AU) to millimeters (mm) with formulas, examples, and conversion tables.
How to Convert astronomical units to millimeters
To convert astronomical units to millimeters, multiply the value by 1.496e14.
The Formula
millimeters = astronomical units × 1.496e14
Key Fact
1 astronomical unit = 1.496e14 millimeters
Tip: To convert millimeters back to astronomical units, divide by 1.496e14.
About Astronomical Units and Millimeters
What is a Astronomical Unit?
The astronomical unit (AU) is a unit of length in the astronomical system. One astronomical unit equals 149600000000 meters.
What is a Millimeter?
The millimeter (mm) is a unit of length in the metric system. One millimeter equals 0.001 meters.