Kilometers to Light Years

Convert kilometers (km) to light years (ly) with formulas, examples, and conversion tables.

km
ly
1 kilometers (km) = 1.05697072191e-13 light years (ly)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 light year = 9.461e12 kilometers
2Divide the value by the conversion factor:
1 ÷ 9.461e12 = 1.05697072191e-13
3Result:
1 kilometers (km) = 1.05697072191e-13 light years (ly)

How to Convert kilometers to light years

To convert kilometers to light years, divide the value by 9.461e12.

The Formula

light years = kilometers ÷ 9.461e12

Key Fact

1 light year = 9.461e12 kilometers

Tip: To convert light years back to kilometers, multiply by 9.461e12.

kilometers to light years Table

kilometers (km)light years (ly)
1 km1.05697072191e-13 ly
2 km2.11394144382e-13 ly
5 km5.28485360956e-13 ly
10 km1.05697072191e-12 ly
20 km2.11394144382e-12 ly
25 km2.64242680478e-12 ly
50 km5.28485360956e-12 ly
100 km1.05697072191e-11 ly
250 km2.64242680478e-11 ly
500 km5.28485360956e-11 ly
1000 km1.05697072191e-10 ly

1 kilometer in Other Units

Unit1 km =
KM to Meters1000 m
Kilometers to Centimeters100000 cm
Kilometers to Millimeters1000000 mm
Kilometers to Micrometers1e9 μm
Kilometers to Nanometers1e12 nm
KM to Miles0.621371192237 mi
Kilometers to Yards1093.61329834 yd
Kilometers to Feet3280.83989501 ft
Kilometers to Inches39370.0787402 in
KM to Nautical Miles0.539956803456 nmi
Kilometers to Fathoms546.806649169 ftm
Kilometers to Light Years1.05697072191e-13 ly
Kilometers to Astronomical Units6.68449197861e-9 AU
Kilometers to Parsecs3.24044069994e-14 pc
Kilometers to Angstroms1e13 Å
Kilometers to Planck Lengths6.18714249917e37 ℓP
Kilometers to Rods198.838781516 rd

About Kilometers and Light Years

What is a Kilometer?

The kilometer (km) is a unit of length in the metric system. One kilometer equals 1000 meters.

What is a Light Year?

The light year (ly) is a unit of length in the astronomical system. One light year equals 9461000000000000 meters.

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