Astronomical units to million kilometers
Type a value in AU to get it in Mkm instantly.
149.6Mkm
That's about the same as Earth. A year out there lasts about 1 Earth years.
What it means
How long is its year?
Kepler’s law here assumes the Sun’s mass and a circular orbit. Real orbits are ellipses, and the semi-major axis is what goes into the formula.
The math
How to convert AU to Mkm
To convert astronomical units to million kilometers, multiply by 149.598.
Example: 1 AU × 149.598 = 149.598 Mkm.
In the other direction, 1 Mkm = 0.00668459 AU.
Every unit
Your orbit in every unit
Tables
AU to Mkm conversion table
| AU | Mkm |
|---|---|
| 0.39 AU | 58.3432 Mkm |
| 0.72 AU | 107.71 Mkm |
| 1 AU | 149.598 Mkm |
| 1.52 AU | 227.389 Mkm |
| 2.8 AU | 418.874 Mkm |
| 5.2 AU | 777.909 Mkm |
| 9.5 AU | 1,421.18 Mkm |
| 19.2 AU | 2,872.28 Mkm |
| 30.1 AU | 4,502.9 Mkm |
| 39.5 AU | 5,909.12 Mkm |
| 100 AU | 14,959.8 Mkm |
Mkm to AU conversion table
| Mkm | AU |
|---|---|
| 0.39 Mkm | 0.00260699 AU |
| 0.72 Mkm | 0.0048129 AU |
| 1 Mkm | 0.00668459 AU |
| 1.52 Mkm | 0.0101606 AU |
| 2.8 Mkm | 0.0187168 AU |
| 5.2 Mkm | 0.0347599 AU |
| 9.5 Mkm | 0.0635036 AU |
| 19.2 Mkm | 0.128344 AU |
| 30.1 Mkm | 0.201206 AU |
| 39.5 Mkm | 0.264041 AU |
| 100 Mkm | 0.668459 AU |
Quick answers
Quick answers
- How many Mkm is 1 AU?
- 1 AU is 149.598 Mkm.
- How many Mkm is 10 AU?
- 10 AU is 1,495.98 Mkm.
The units
About these units
Astronomical units (AU)
The Earth–Sun distance, the natural ruler for the solar system.
Million kilometers (Mkm)
The same distance in kilometers, for the inner planets.
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