To convert miles to light years, multiply the value by 1.70108 × 10⁻¹³. To go the other way, multiply light years by 5,878,625,373,184 to get miles.
| Miles (mi) | Light Years (ly) |
|---|---|
| 1 mi | 1.70108 × 10⁻¹³ ly |
| 5 mi | 8.50539 × 10⁻¹³ ly |
| 10 mi | 1.70108 × 10⁻¹² ly |
| 25 mi | 4.25269 × 10⁻¹² ly |
| 50 mi | 8.50539 × 10⁻¹² ly |
| 100 mi | 1.70108 × 10⁻¹¹ ly |
| 250 mi | 4.25269 × 10⁻¹¹ ly |
| 500 mi | 8.50539 × 10⁻¹¹ ly |
| 1,000 mi | 1.70108 × 10⁻¹⁰ ly |
| 2,500 mi | 4.25269 × 10⁻¹⁰ ly |
| 5,000 mi | 8.50539 × 10⁻¹⁰ ly |
| 10,000 mi | 1.70108 × 10⁻⁹ ly |
| 100,000 mi | 1.70108 × 10⁻⁸ ly |
| 1,000,000 mi | 1.70108 × 10⁻⁷ ly |
Mile (mi). The mile is 1,609.344 meters (5,280 feet), used for road distances in the US and the UK.
Light year (ly). A light year is the distance light travels in one year, about 9.46 trillion kilometers.
There are 1.70108 × 10⁻¹³ light years in one mile.
Multiply the number of miles by 1.70108 × 10⁻¹³. For example, 10 miles equal 1.70108 × 10⁻¹² light years.
One light year equals 5,878,625,373,184 miles.
1.70108 × 10⁻¹⁰ light years. Other common values: 100 miles = 1.70108 × 10⁻¹¹ light years and 10,000 miles = 1.70108 × 10⁻⁹ light years.