Convert Astronomical Unit to Micrometer
Convert astronomical units to micrometers by entering a value below.
How to Convert Astronomical Units to Micrometers
The astronomical unit and micrometer are both units of length. By definition, 1 astronomical unit equals exactly 1.496e17 micrometers. This means to convert astronomical units to micrometers, you multiply by 1.496e17.
Formula
Step-by-Step Example
Convert 5 AU to micrometers:
We need to convert astronomical units to micrometers
Since 1 AU = 1.496e17 μm, multiply by 1.496e17
5 × 1.496e17 = 7.48e17
5 AU = 7.48e17 μm
Astronomical Unit to Micrometer Conversion Table
Quick reference table for common astronomical unit to micrometer conversions. Click any value for detailed calculation.
| Astronomical Units (AU) | Micrometers (μm) |
|---|---|
| 0.1 AU | 1.496e16 μm |
| 0.5 AU | 7.48e16 μm |
| 1 AU | 1.496e17 μm |
| 2 AU | 2.992e17 μm |
| 5 AU | 7.48e17 μm |
| 10 AU | 1.496e18 μm |
| 25 AU | 3.74e18 μm |
| 50 AU | 7.48e18 μm |
| 100 AU | 1.496e19 μm |
About These Units
Astronomical Unit (AU)
An astronomical unit (AU) is the average distance from Earth to the Sun: approximately 149.6 million kilometers or 93 million miles. AUs measure distances within our solar system. Mars is 1.52 AU from the Sun, Jupiter is 5.2 AU.
Micrometer (μm)
A micrometer (μm), also called a micron, is a metric unit equal to one millionth of a meter or 0.001 millimeters. Micrometers are used for measuring bacteria (1-10 μm), human hair diameter (70-100 μm), red blood cells (7 μm), and semiconductor features.
Frequently Asked Questions
How do I convert astronomical units to micrometers?
To convert astronomical units to micrometers, multiply the value by 1.496e17. For example, 10 AU = 1.496e18 μm.
How many micrometers are in 1 astronomical unit?
1 astronomical unit equals 1.496e17 micrometers.
What is the formula for astronomical units to micrometers?
The formula is: μm = AU × 1.496e17.