Convert light-years to meters

1 ly = 9460730472580000 m — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.

9 460 730 472 580 000m
≈ Rounded to 12 s.f. 1 ly ≈ 9 460 730 472 580 000 m
Exact decimal: 9460730472580800
1 ly = 9460730472580000 m

How to convert light-years to meters

Multiply the number of light-years by 9460730472580000 to get meters.

The exact factor is 9460730472580800 .

Light-year: Light travelling for one Julian year (365.25 days) in vacuum — exact, since both inputs are defined values.

Light-year to Meter conversion table

Light-years (ly) Meters (m)
1 ly 9 460 730 500 000 000
2 ly 1.8921461e+16
3 ly 2.8382191e+16
5 ly 4.7303652e+16
10 ly 9.4607305e+16
20 ly 1.8921461e+17
25 ly 2.3651826e+17
50 ly 4.7303652e+17
100 ly 9.4607305e+17
250 ly 2.3651826e+18
500 ly 4.7303652e+18
1000 ly 9.4607305e+18

Meter to Light-year conversion table

Meters (m) Light-years (ly)
1 m 1.0570008e-16
2 m 2.1140017e-16
3 m 3.1710025e-16
5 m 5.2850042e-16
10 m 1.0570008e-15
20 m 2.1140017e-15
25 m 2.6425021e-15
50 m 5.2850042e-15
100 m 1.0570008e-14
250 m 2.6425021e-14
500 m 5.2850042e-14
1000 m 1.0570008e-13

Frequently asked

How many meters are in a light-year?

One light-year equals 9460730473000000 meters (ly → m). That figure is exact, not rounded.

How do you convert light-years to meters?

Multiply the number of light-years by 9460730472580000 to get meters.

What is 1 m in light-years?

One meter is 1.057000834e-16 light-years.

What is 10 ly in m?

10 ly = 9.4607305e+16 m.

What exactly is a light-year?

Light travelling for one Julian year (365.25 days) in vacuum — exact, since both inputs are defined values.

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