Length & Distance · Converter

Light Year to Kilometer

Convert light year (ly) to kilometer (km) instantly with our free online Length & Distance converter.

Light Year to Kilometer

From

1 ly = — km

Easily convert light year to kilometer using this precise, free online tool. Enter a value and get an instant result. The conversion factor used is 1 ly = 9.460730e+12 km.

Formula

value in km = value in ly × 9460730472580.8

How to convert

Enter the value you want to convert in the "From" field.
Select the source unit from the dropdown.
Select the target unit in the "To" dropdown.
The result updates instantly in real time.

Conversion Table

Unit	Abbreviation	Value
Light Year	ly	1
Kilometer	km	9,460,730,472,580.8

FAQ

How many kilometer are in 1 light year?+

1 Light Year (ly) equals 9,460,730,472,580.8 Kilometer (km).

How do I convert light year to kilometer?+

Multiply the value in Light Year by 9460730472580.8 to get the equivalent value in Kilometer.

Is this Light Year to Kilometer converter accurate?+

Yes, this converter uses precise, internationally recognized conversion factors for accurate results.

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