Home / Length Conversion / Convert astronomical unit [AU, UA] to light year [ly]
Convert astronomical unit [AU, UA] to light year [ly]
Please provide values below to Convert astronomical unit [AU, UA] to light year [ly], or vice versa.
What is an Astronomical Unit?
An astronomical unit (AU) is the average Earth-Sun distance (∼149.6 million km). Primarily used for solar system measurements, such as planetary orbital distances.
What is a Light Year (ly)?
The light year is a unit of distance that represents how far light travels in one year in a vacuum. It is commonly used in astronomy to describe interstellar distances.
astronomical unit [AU, UA] to light year [ly] Conversion Table
| astronomical unit [AU, UA] | light year [ly] |
|---|---|
| 0.01 astronomical unit [AU, UA] | 1.58125074098e-7 light year [ly] |
| 0.1 astronomical unit [AU, UA] | 1.58125074098e-6 light year [ly] |
| 1 astronomical unit [AU, UA] | 1.58125074098e-5 light year [ly] |
| 2 astronomical unit [AU, UA] | 3.16250148196e-5 light year [ly] |
| 3 astronomical unit [AU, UA] | 4.74375222295e-5 light year [ly] |
| 5 astronomical unit [AU, UA] | 7.90625370491e-5 light year [ly] |
| 10 astronomical unit [AU, UA] | 0.000158125074098 light year [ly] |
| 20 astronomical unit [AU, UA] | 0.000316250148196 light year [ly] |
| 50 astronomical unit [AU, UA] | 0.000790625370491 light year [ly] |
| 100 astronomical unit [AU, UA] | 0.00158125074098 light year [ly] |
| 1000 astronomical unit [AU, UA] | 0.0158125074098 light year [ly] |
How to Convert astronomical unit [AU, UA] to light year [ly]
1 astronomical unit [AU, UA] = 1.5812507409821E-5 light year [ly]
1 light year [ly] = 63241.077084266 astronomical unit [AU, UA]
Example: convert 15 astronomical unit [AU, UA] to light year [ly]:
15 × 1.5812507409821E-5 = 0.00023718761114731 light year [ly]