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1 AU = 149597870700000000 µm
1 Astronomical Unit equals 149597870700000000 Micrometers

Astronomical Units to Micrometers Conversion Table

Standard benchmark values from 1 to 1,000 AU in µm.

Astronomical Units (AU) Micrometers (µm)
1 AU 1.496e+17 µm
2 AU 2.992e+17 µm
5 AU 7.4799e+17 µm
10 AU 1.496e+18 µm
25 AU 3.7399e+18 µm
50 AU 7.4799e+18 µm
100 AU 1.496e+19 µm
250 AU 3.7399e+19 µm
500 AU 7.4799e+19 µm
1000 AU 1.496e+20 µm

Convert Astronomical Units to Micrometers

Convert astronomical units to micrometers (AU to µm) with our instant calculator. 1 AU = 149597870700000000 µm. Includes exact formula and reference tables.

How to Convert Astronomical Units to Micrometers (AU to µm)

1 Astronomical Unit (AU) is equal to 149597870700000000 Micrometers (µm). Multiply the astronomical unit value by 149597870700000000

Quick Answer 1 AU = 149597870700000000 µm
Formula µm = AU × 149597870700000000
Inverse Factor 1 µm = 0 AU

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 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).

About Micrometers (µm): Micrometer (µm) is a unit in the Length & Distance measurement category. It is widely used in microns (cells, fibers). Relative to the length & distance base unit, 1 µm equals 0.000001 Meters (m).

Need to convert in the opposite direction? Visit our Convert Micrometers to Astronomical Units (µm to AU) calculator (1 µm = 0 AU).

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

  • Convert 5 Astronomical Units to Micrometers: Applying the formula (µm = AU × 149597870700000000): starting with 5 AU, multiply the astronomical unit value by 149597870700000000 to get 747989353500000000 µm.
  • Convert 10 Astronomical Units to Micrometers: Applying the formula (µm = AU × 149597870700000000): starting with 10 AU, multiply the astronomical unit value by 149597870700000000 to get 1495978707000000000 µm.
  • Convert 50 Astronomical Units to Micrometers: Applying the formula (µm = AU × 149597870700000000): starting with 50 AU, multiply the astronomical unit value by 149597870700000000 to get 7479893535000000512 µm.

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 astronomical units to micrometers.

How many micrometers are in 1 astronomical unit?

There are 149597870700000000 micrometers (µm) in 1 astronomical unit (AU). Conversely, 1 micrometer equals 0 astronomical units.

How do you convert astronomical units to micrometers?

To convert astronomical units (AU) to micrometers (µm), use the formula: µm = AU × 149597870700000000. Multiply the astronomical unit value by 149597870700000000. For example, 10 AU equals 1495978707000000000 µm.

How do I convert back from micrometers to astronomical units?

To convert in the reverse direction from micrometers (µm) to astronomical units (AU), use the inverse formula: AU = µm / 1.496e+17. Divide the micrometer value by 1.496e+17 (1 µm = 0 AU).

What is the difference between astronomical unit (AU) and micrometer (µm)?

Both astronomical unit and micrometer measure length & distance. 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). Micrometer (µm) is a unit in the Length & Distance measurement category. It is widely used in microns (cells, fibers). Relative to the length & distance base unit, 1 µm equals 0.000001 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).