Common Converters

Convert Astronomical Units to Kilometers

Use our accurate converter to change astronomical units into kilometers. This tool is simple to use and works instantly.

How to Calculate

To change astronomical units to kilometers, you just need to know the conversion factor.

Rule: 1 Astronomical Units = 149,597,870.7 Kilometers

Astronomical Units to Kilometers
Pre-defined calculator for direct astronomical units to kilometers conversion.
Astronomical Units (AU)
0
Kilometers (km)
Formula: 1 Astronomical = 149,597,870.7 Kilometers

Unit Information

About Astronomical Units

Definition: An astronomical unit is roughly the distance from the Earth to the Sun.

History: A fixed value was decided on recently to help scientists talk about space.

Where it is used: Used by astronomers to measure distances inside our solar system.

Astronomical Units to Kilometers Conversion Table

Astronomical Units [au]Kilometers [km]
0.01 au1,495,978.707 km
0.1 au14,959,787.07 km
1 au149,597,870.7 km
2 au299,195,741.4 km
3 au448,793,612.09999996 km
5 au747,989,353.5 km
10 au1,495,978,707 km
20 au2,991,957,414 km
50 au7,479,893,534.999999 km
100 au14,959,787,069.999998 km
1000 au149,597,870,700 km

How to Convert Astronomical Units to Kilometers

Calculation: To convert astronomical units to kilometers, multiply the value by the conversion factor (149,597,870.7).

Example: convert 15 au to km:
15 au = 15 × 149,597,870.7 km = 2,243,968,060.5 km

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