Convert Astronomical Unit to Centimeter
Enter the number of astronomical units that you want to convert to centimeters.
How to Convert Astronomical Units to Centimeters
The astronomical unit and centimeter are both units of length. By definition, 1 astronomical unit equals exactly 1.496e13 centimeters. This means to convert astronomical units to centimeters, you multiply by 1.496e13.
Formula
Step-by-Step Example
Convert 5 AU to centimeters:
We need to convert astronomical units to centimeters
Since 1 AU = 1.496e13 cm, multiply by 1.496e13
5 × 1.496e13 = 7.48e13
5 AU = 7.48e13 cm
Astronomical Unit to Centimeter Conversion Table
Quick reference table for common astronomical unit to centimeter conversions. Click any value for detailed calculation.
| Astronomical Units (AU) | Centimeters (cm) |
|---|---|
| 0.1 AU | 1.496e12 cm |
| 0.5 AU | 7.48e12 cm |
| 1 AU | 1.496e13 cm |
| 2 AU | 2.992e13 cm |
| 5 AU | 7.48e13 cm |
| 10 AU | 1.496e14 cm |
| 25 AU | 3.74e14 cm |
| 50 AU | 7.48e14 cm |
| 100 AU | 1.496e15 cm |
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.
Centimeter (cm)
A centimeter (cm) is a metric unit of length equal to 1/100 of a meter or 0.3937 inches. Centimeters are widely used worldwide for measuring height, body dimensions, clothing sizes, screen diagonals, and small objects. Key conversion: 1 inch = 2.54 cm exactly.
Frequently Asked Questions
How do I convert astronomical units to centimeters?
To convert astronomical units to centimeters, multiply the value by 1.496e13. For example, 10 AU = 1.496e14 cm.
How many centimeters are in 1 astronomical unit?
1 astronomical unit equals 1.496e13 centimeters.
What is the formula for astronomical units to centimeters?
The formula is: cm = AU × 1.496e13.