Mile to Astronomical Unit Converter
Convert Mile (mi) to Astronomical Unit (AU) instantly. 1 mi = 1.075780e-8 AU.
Length Converter
31 units available
1 mi = 1.075780e-8 AU
Formula:
AU = mi × 1.075780e-8With your value: 1 mi = 1.075780e-8 AU
How big is that?
Everyday references on a logarithmic scale, all expressed in mile so you can sanity-check the result.
Other Mile to Astronomical Unit conversions
Mile to Astronomical Unit Conversion Table
| Mile (mi) | Astronomical Unit (AU) |
|---|---|
| 0.5 | 5.378900e-9 |
| 1 | 1.075780e-8 |
| 2 | 2.151560e-8 |
| 5 | 5.378900e-8 |
| 10 | 1.075780e-7 |
| 15 | 1.613670e-7 |
| 20 | 2.151560e-7 |
| 25 | 2.689450e-7 |
| 50 | 5.378900e-7 |
| 100 | 1.075780e-6 |
| 250 | 2.689450e-6 |
| 500 | 5.378900e-6 |
| 1000 | 1.075780e-5 |
Astronomical Unit to Mile Conversion Table
| Astronomical Unit (AU) | Mile (mi) |
|---|---|
| 0.5 | 46,477,903.636513 |
| 1 | 92,955,807.273026 |
| 2 | 185,911,614.546051 |
| 5 | 464,779,036.365128 |
| 10 | 929,558,072.730255 |
| 15 | 1,394,337,109.095383 |
| 20 | 1,859,116,145.460511 |
| 25 | 2,323,895,181.825639 |
| 50 | 4,647,790,363.651277 |
| 100 | 9,295,580,727.302553 |
| 250 | 23,238,951,818.25638 |
| 500 | 46,477,903,636.51276 |
| 1000 | 92,955,807,273.02551 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Mile (mi)
Length
1 statute mile = 1760 international yards = 1609.344 m exactly.
Source: International Yard and Pound Agreement of 1959; NIST Federal Register Notice 59-5442
US, UK, Canada, Australia, New Zealand, South Africa · Reviewed 2026-07-01
Astronomical Unit (AU)
Length
The astronomical unit is exactly 149 597 870 700 m (IAU Resolution B2, 2012).
Source: IAU Resolution B2 (2012) — definition of the astronomical unit; IAU B2 (2015) nominal values
International Astronomical Union · Reviewed 2026-07-01
How to Convert Mile to Astronomical Unit
To convert from Mile (mi) to Astronomical Unit (AU), multiply the value by 1.075780e-8.
Formula: AU = mi × 1.075780e-8
Reverse: mi = AU × 92,955,807.27302553
Step-by-Step Example
- Start with your value in Mile. For example: 5 mi
- Multiply by the conversion factor: 5 x 1.075780e-8
- The result is: 5.378900e-8 AU
About Mile
The mile is an imperial unit of length equal to 5,280 feet or 1,609.344 meters. It is primarily used in the United States, United Kingdom, and a few other countries.
Fun Fact: The word "mile" comes from the Latin "mille passus" meaning 1,000 paces.
Common uses: road distances (US/UK), running, aviation.
About Astronomical Unit
The astronomical unit (AU) is defined as exactly 149,597,870,700 metres, close to the mean Earth–Sun distance. It is the natural yardstick for the Solar System.
Common uses: planetary science, orbital mechanics, astronomy.
Frequently Asked Questions
How many Astronomical Unit are in 1 Mile?
There are exactly 1.075780e-8 Astronomical Unit in 1 Mile. This means the conversion factor from Mile to Astronomical Unit is 1.075780e-8.
What is the formula to convert Mile to Astronomical Unit?
The formula to convert Mile to Astronomical Unit is: AU = mi × 1.075780e-8. For example, to convert 10 Mile to Astronomical Unit, you would multiply 10 by 1.075780e-8.
What is a Mile?
The mile is an imperial unit of length equal to 5,280 feet or 1,609.344 meters. It is primarily used in the United States, United Kingdom, and a few other countries.
What is a Astronomical Unit?
The astronomical unit (AU) is defined as exactly 149,597,870,700 metres, close to the mean Earth–Sun distance. It is the natural yardstick for the Solar System.
What are the common uses of Mile?
The Mile is commonly used in road distances (US/UK), running, aviation.
Related Length Conversions
Cite this page
UnitConvertLab. (2026). Mile to Astronomical Unit converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/mile-to-astronomical_unit