Miles (mi)	Astronomical Units (AU)
1 mi	1.0758e-8 AU
2 mi	2.1516e-8 AU
5 mi	5.3789e-8 AU
10 mi	1.0758e-7 AU
25 mi	2.6895e-7 AU
50 mi	5.3789e-7 AU
100 mi	0.000001076 AU
250 mi	0.000002689 AU
500 mi	0.000005379 AU
1000 mi	0.00001076 AU

Convert Miles to Astronomical Units

Convert miles to astronomical units (mi to AU) with our instant calculator. 1 mi = 0 AU. Includes exact formula and reference tables.

How to Convert Miles to Astronomical Units (mi to AU)

1 Mile (mi) is equal to 0 Astronomical Units (AU). Multiply the mile value by 1.075780018e-8

Quick Answer 1 mi = 0 AU

Formula AU = mi × 1.075780018e-8

Inverse Factor 1 AU = 92955807.273026 mi

Unit Definitions & Metrology Context

The standard SI base unit of length is the meter (m), defined as the distance traveled by light in a vacuum in 1/299,792,458 of a second.

About Miles (mi): Mile (mi) is a unit in the Length & Distance measurement category. It is a standard everyday unit of length & distance measurement. Relative to the length & distance base unit, 1 mi equals 1609.344 Meters (m).

About Astronomical Units (AU): Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m).

Need to convert in the opposite direction? Visit our Convert Astronomical Units to Miles (AU to mi) calculator (1 AU = 92955807.273026 mi).

Step-by-Step Worked Examples (mi to AU)

Convert 5 Miles to Astronomical Units: Applying the formula (AU = mi × 1.075780018e-8): starting with 5 mi, multiply the mile value by 1.075780018e-8 to get 0 AU.
Convert 10 Miles to Astronomical Units: Applying the formula (AU = mi × 1.075780018e-8): starting with 10 mi, multiply the mile value by 1.075780018e-8 to get 0 AU.
Convert 50 Miles to Astronomical Units: Applying the formula (AU = mi × 1.075780018e-8): starting with 50 mi, multiply the mile value by 1.075780018e-8 to get 0 AU.

Popular Length & Distance Conversions

Kilometer ⇄ Mile

Multiply kilometers by ~0.621371 to get miles, or divide miles by 0.621371 to get kilometers.

Inch ⇄ Centimeter

1 inch is legally and scientifically defined as exactly 2.54 centimeters.

Foot ⇄ Meter

1 foot is defined as exactly 0.3048 meters (12 inches).

Mile ⇄ Nautical Mile

1 nautical mile is exactly 1,852 meters (~1.15078 statute miles).

Frequently Asked Questions

Verified answers and formulas for converting miles to astronomical units.

How many astronomical units are in 1 mile?

There are 0 astronomical units (AU) in 1 mile (mi). Conversely, 1 astronomical unit equals 92955807.273026 miles.

How do you convert miles to astronomical units?

To convert miles (mi) to astronomical units (AU), use the formula: AU = mi × 1.075780018e-8. Multiply the mile value by 1.075780018e-8. For example, 10 mi equals 0 AU.

How do I convert back from astronomical units to miles?

To convert in the reverse direction from astronomical units (AU) to miles (mi), use the inverse formula: mi = AU × 92955807.27. Multiply the astronomical unit value by 92955807.27 (1 AU = 92955807.273026 mi).

What is the difference between mile (mi) and astronomical unit (AU)?

Both mile and astronomical unit measure length & distance. Mile (mi) is a unit in the Length & Distance measurement category. It is a standard everyday unit of length & distance measurement. Relative to the length & distance base unit, 1 mi equals 1609.344 Meters (m). Astronomical Unit (AU) is a unit in the Length & Distance measurement category. It is widely used in earth-sun distance (solar system). Relative to the length & distance base unit, 1 AU equals 149597870700 Meters (m).

How many miles are in a kilometer?

There are approximately 0.621371 miles in 1 kilometer. To convert kilometers to miles quickly in your head, multiply by 6 and divide by 10 (or multiply by 0.6).