To convert light years to feet, multiply the value by 3.10391 × 10¹⁶. To go the other way, multiply feet by 3.22174 × 10⁻¹⁷ to get light years.
| Light Years (ly) | Feet (ft) |
|---|---|
| 1 ly | 3.10391 × 10¹⁶ ft |
| 2 ly | 6.20783 × 10¹⁶ ft |
| 3 ly | 9.31174 × 10¹⁶ ft |
| 4 ly | 1.24157 × 10¹⁷ ft |
| 5 ly | 1.55196 × 10¹⁷ ft |
| 6 ly | 1.86235 × 10¹⁷ ft |
| 7 ly | 2.17274 × 10¹⁷ ft |
| 8 ly | 2.48313 × 10¹⁷ ft |
| 9 ly | 2.79352 × 10¹⁷ ft |
| 10 ly | 3.10391 × 10¹⁷ ft |
| 12 ly | 3.7247 × 10¹⁷ ft |
| 14 ly | 4.34548 × 10¹⁷ ft |
| 15 ly | 4.65587 × 10¹⁷ ft |
| 20 ly | 6.20783 × 10¹⁷ ft |
| 21 ly | 6.51822 × 10¹⁷ ft |
| 24 ly | 7.44939 × 10¹⁷ ft |
| 25 ly | 7.75979 × 10¹⁷ ft |
| 30 ly | 9.31174 × 10¹⁷ ft |
| 40 ly | 1.24157 × 10¹⁸ ft |
| 50 ly | 1.55196 × 10¹⁸ ft |
| 60 ly | 1.86235 × 10¹⁸ ft |
| 75 ly | 2.32794 × 10¹⁸ ft |
| 80 ly | 2.48313 × 10¹⁸ ft |
| 100 ly | 3.10391 × 10¹⁸ ft |
| 200 ly | 6.20783 × 10¹⁸ ft |
| 250 ly | 7.75979 × 10¹⁸ ft |
| 300 ly | 9.31174 × 10¹⁸ ft |
| 400 ly | 1.24157 × 10¹⁹ ft |
| 500 ly | 1.55196 × 10¹⁹ ft |
| 750 ly | 2.32794 × 10¹⁹ ft |
| 1,000 ly | 3.10391 × 10¹⁹ ft |
Light year (ly). A light year is the distance light travels in one year, about 9.46 trillion kilometers.
Foot (ft). The foot equals exactly 0.3048 meters, or 12 inches, and is widely used for height and room sizes in India, the US and the UK.
There are 3.10391 × 10¹⁶ feet in one light year.
Multiply the number of light years by 3.10391 × 10¹⁶. For example, 10 light years equal 3.10391 × 10¹⁷ feet.
One foot equals 3.22174 × 10⁻¹⁷ light years.
3.7247 × 10¹⁷ feet. Other common values: 5 light years = 1.55196 × 10¹⁷ feet and 100 light years = 3.10391 × 10¹⁸ feet.