Common Converters

Convert Astronomical Units to Millimeters

Use our accurate converter to change astronomical units into millimeters. This tool is simple to use and works instantly.

How to Calculate

To change astronomical units to millimeters, you just need to know the conversion factor.

Rule: 1 Astronomical Units = 149,597,870,700,000 Millimeters

Astronomical Units to Millimeters
Pre-defined calculator for direct astronomical units to millimeters conversion.
Astronomical Units (AU)
0
Millimeters (mm)
Formula: 1 Astronomical = 149,597,870,700,000 Millimeters

Unit Information

About Astronomical Units

Definition: An astronomical unit is roughly the distance from the Earth to the Sun.

History: A fixed value was decided on recently to help scientists talk about space.

Where it is used: Used by astronomers to measure distances inside our solar system.

Astronomical Units to Millimeters Conversion Table

Astronomical Units [au]Millimeters [mm]
0.01 au1,495,978,707,000 mm
0.1 au14,959,787,070,000 mm
1 au149,597,870,700,000 mm
2 au299,195,741,400,000 mm
3 au448,793,612,100,000 mm
5 au747,989,353,500,000 mm
10 au1,495,978,707,000,000 mm
20 au2,991,957,414,000,000 mm
50 au7,479,893,535,000,000 mm
100 au14,959,787,070,000,000 mm
1000 au149,597,870,700,000,000 mm

How to Convert Astronomical Units to Millimeters

Calculation: To convert astronomical units to millimeters, multiply the value by the conversion factor (149,597,870,700,000).

Example: convert 15 au to mm:
15 au = 15 × 149,597,870,700,000 mm = 2,243,968,060,500,000 mm

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