| astronomical unit | … |
|---|---|
| The grey line indicates the Earth–Sun distance, which on average is about 1 astronomical unit. | … |
| General information | … |
| Unit system | Astronomical system of units |
| Unit of | length |
| Symbol | au, au, AU |
| Conversions | … |
| 1 au in … | … is equal to … |
| SI units | 1.495978707×10 m |
| Imperial units | 9.2956×10 mi |
| other units | 4.8481×10 pc 1.5813×10 ly |
(echo:: @ ᯤ)