Light Year to Astronomical Unit Converter
1 ly = 0.000016 au · exact factor
Quick conversions
Common conversions
| ly | au |
|---|---|
| 1 ly | 63240.8734 au |
| 5 ly | 316204.3669 au |
| 10 ly | 632408.7339 au |
| 20 ly | 1264817.4678 au |
| 50 ly | 3162043.6694 au |
| 100 ly | 6324087.3388 au |
About this conversion
The light-year (ly) is a unit of length in the astronomical, commonly used for distances to nearby stars and sizes of galaxies. The astronomical unit (au) belongs to the astronomical and is typically found in measurements related to distances between planets and orbital radius of planets. By definition, one light-year is the distance light travels in one Julian year in a vacuum, approximately 9.461 × 10¹⁵ meters. One astronomical unit is approximately 149,597,870.7 km — the mean distance from Earth to the Sun. The conversion factor between these two units is 63240.87338764508: multiplying any value in ly by this number gives the equivalent in au. For example, 10 ly equals 632408.7339 au. Going the other direction, 1 au equals 0.000016 ly.
Examples
- →4.2 ly to au = 265611.6682 au
- →4.2 ly in au is 265611.6682 au
- →4.2 ly equals 265611.6682 au
- →Convert 4.2 ly to au: 265611.6682 au
- →How much is 4.2 ly in au? 265611.6682 au
- →What is 4.2 ly in au? 265611.6682 au
- →4.2 ly converted to au is 265611.6682 au
- →265611.6682 au is equal to 4.2 ly