Light Years to Kilometers Converter
Convert light years (ly) to kilometers (km)
Result
1 ly = 94,60,73,04,73,000 km
1 ly in other units
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How to convert light years to kilometers
One light year equals 94,60,73,00,00,000 kilometers, so multiply the number of light years by 94,60,73,00,00,000.
km = ly × 94,60,73,00,00,000
1 ly = 94,60,73,00,00,000 km · 1 km = 1.057001 × 10⁻¹³ ly
Worked example
To convert 5 light years to kilometers: 5 ly × 94,60,73,00,00,000 = 4,73,03,65,00,00,000 km.
About light years (ly)
A light year is the distance light travels in one Julian year, about 9.46 trillion km. It is used for distances between stars.
About kilometers (km)
A kilometer is 1,000 metres. Road distances and speed limits in India and most countries use kilometres.
More conversions
Light Years to other units
Frequently asked questions
How many kilometers are in one light year?
One light year equals 94,60,73,00,00,000 kilometers.
How many light years are in one kilometer?
One kilometer equals 1.057001 × 10⁻¹³ light years.
How do I convert light years to kilometers?
Use the formula km = ly × 94,60,73,00,00,000. For example, 5 ly × 94,60,73,00,00,000 = 4,73,03,65,00,00,000 km.