Convert Light-year to Foot
1 light-year = 3.1039142e+16 feet (ly to ft).
The light-year (ly) and the foot (ft) both measure length. A light-year is larger than a foot — one light-year contains 3.10391e+16 feet. Going the other way, one foot is 3.22174e-17 light-years. The converter above does this in real time, and the reference chart lists the values that come up most often.
1 ly = 3.1039142e+16 ft
How to convert Light-years to Feet
Multiply the light-year value by 3.10391e+16 to get feet.
Example: 10 light-years = 3.10391e+17 feet.
Light-year to Foot Conversion Chart
| Light-years | Feet |
|---|---|
| 1 ly | 3.1039142e+16 ft |
| 2 ly | 6.2078284e+16 ft |
| 3 ly | 9.3117426e+16 ft |
| 5 ly | 1.5519571e+17 ft |
| 10 ly | 3.1039142e+17 ft |
| 20 ly | 6.2078284e+17 ft |
| 25 ly | 7.7597855e+17 ft |
| 50 ly | 1.5519571e+18 ft |
| 100 ly | 3.1039142e+18 ft |
| 1000 ly | 3.1039142e+19 ft |
Frequently Asked Questions
- How many feet are in a light-year?
- There are 3.1039142e+16 feet in 1 light-year.
- How do you convert light-years to feet?
- Multiply the light-year value by 3.10391e+16 to get feet.
- What is 5 light-years in feet?
- 5 light-years equals 1.5519571e+17 feet.
- What is 100 light-years in feet?
- 100 light-years equals 3.1039142e+18 feet.
- What is 1 foot in light-years?
- 1 foot equals 3.2217385e-17 light-years.
- Is this light-year to foot converter free?
- Yes. The converter is free, needs no sign-up, and runs entirely in your browser — the values you enter never leave your device.
Related Conversions
- Foot to Light-year (reverse)
- Light-year to Millimeter
- Light-year to Centimeter
- Light-year to Meter
- Light-year to Kilometer
- Light-year to Inch
- Light-year to Yard
- Light-year to Mile
- Light-year to Nautical Mile
- Light-year to Furlong
- Light-year to League
- Light-year to Hand
- Light-year to Fathom
- Light-year to Micron
- Light-year to Mil
- Light-year to Parsec
- Light-year to Astronomical Unit