2 light years to kilometers
2 ly = 18,921,460,945,161.6 km. Change the amount below, or read the formula and the reference table further down.
2 light years equals
kilometers
1 ly = 9,460,730,472,580.8 km
The formula
Light years and kilometers both measure length from the same zero, so a single multiplier does the job.
km = ly × 9,460,730,472,580.8
Going the other way? Convert kilometers to light years.
Light years to kilometers table
Values either side of 2 ly.
| Light years (ly) | Kilometers (km) |
|---|---|
| -3 | -28,382,191,417,742.4 |
| -2.5 | -23,651,826,181,452 |
| -2 | -18,921,460,945,161.6 |
| -1.5 | -14,191,095,708,871.2 |
| -1 | -9,460,730,472,580.8 |
| -0.5 | -4,730,365,236,290.4 |
| 0 | 0 |
| 0.5 | 4,730,365,236,290.4 |
| 1 | 9,460,730,472,580.8 |
| 1.5 | 14,191,095,708,871.2 |
| 2 | 18,921,460,945,161.6 |
| 2.5 | 23,651,826,181,452 |
| 3 | 28,382,191,417,742.4 |
| 3.5 | 33,112,556,654,032.8 |
| 4 | 37,842,921,890,323.2 |
| 4.5 | 42,573,287,126,613.6 |
| 5 | 47,303,652,362,904 |
| 5.5 | 52,034,017,599,194.4 |
| 6 | 56,764,382,835,484.8 |
| 6.5 | 61,494,748,071,775.2 |
| 7 | 66,225,113,308,065.6 |
Questions people ask
- How many kilometers are in a light year?
- One light year equals 9,460,730,472,580.8 kilometers.
- How do I convert light years to kilometers by hand?
- Multiply the number of light years by 9,460,730,472,580.8. For a rough check, 9,460,730,472,580.8 is close enough for most everyday use.
- What is 2 light years in kilometers?
- 2 light years is 18,921,460,945,161.6 kilometers.
Calcuit generates this page from a unit table, so the factors here match every other page on the site.