Light Year Converter - Convert Light Years to Kilometers, Miles & More
Result
1 light-years = 9.460730e+12 kilometers
How It Works
Enter Distance
Input the light year distance you want to convert
Apply Formula
Multiply by conversion factor to get result
Common Examples
Nearest Star
4.37 light years = 4.13×10¹³ km (Proxima Centauri)
Galaxy Center
26,000 light years = 2.46×10¹⁷ km (Milky Way center)
Andromeda Galaxy
2.5 million light years = 2.37×10¹⁹ km (nearest galaxy)
Calculation Table
| Light Years | Kilometers | Light Years | Miles |
|---|---|---|---|
| 1 | 9.46×10¹² | 1 | 5.88×10¹² |
| 2 | 1.89×10¹³ | 2 | 1.18×10¹³ |
| 5 | 4.73×10¹³ | 5 | 2.94×10¹³ |
| 10 | 9.46×10¹³ | 10 | 5.88×10¹³ |
| 25 | 2.37×10¹⁴ | 25 | 1.47×10¹⁴ |
| 50 | 4.73×10¹⁴ | 50 | 2.94×10¹⁴ |
| 100 | 9.46×10¹⁴ | 100 | 5.88×10¹⁴ |
| 500 | 4.73×10¹⁵ | 500 | 2.94×10¹⁵ |
| 1,000 | 9.46×10¹⁵ | 1,000 | 5.88×10¹⁵ |
| 10,000 | 9.46×10¹⁶ | 10,000 | 5.88×10¹⁶ |
| 100,000 | 9.46×10¹⁷ | 100,000 | 5.88×10¹⁷ |
| 1,000,000 | 9.46×10¹⁸ | 1,000,000 | 5.88×10¹⁸ |
Frequently Asked Questions
How many kilometers is one light year?
One light year equals exactly 9.4607304725808 × 10¹² kilometers. This is the distance light travels in one year in space. Our light year converter uses this exact number for all calculations.
How do I convert light years to kilometers?
To convert light years to kilometers, multiply the light years by 9.46 × 10¹². For example: 1 light year × 9.46 × 10¹² = 9.46 × 10¹² km. This light years to km formula works for any distance value.
What is the light years to km formula?
The light years to km formula is simple: Kilometers = Light Years × 9.46 × 10¹². This distance converter formula helps you convert any light year value to kilometers quickly and accurately.
Is this light year converter accurate?
Yes, our light year converter is 100% accurate. It uses the exact conversion factor where 1 light year equals 9.46 × 10¹² kilometers for precise space distance calculations.
Can I use this distance calculator for astronomy?
Yes! This distance calculator is perfect for astronomy. Convert space distances for star distances, galaxy measurements, and astronomical calculations with precise results.
About Light Year to Kilometer Conversion
Our light year converter makes space distance conversion simple and fast. When you need to convert light years to kilometers, just enter your light years and get instant results. This distance converter helps with astronomy studies, space calculations, and science projects.
The light year km conversion uses a precise science rule: one light year equals exactly 9.46 × 10¹² kilometers. So when you convert light years to km, you multiply by this big number. Our light years to kilometers calculator does this math for you automatically with perfect accuracy.
This distance unit converter is useful for many tasks. Students use it for astronomy homework. Scientists use it for space research. Anyone can use this km light year converter for learning about space distances and star measurements.
The light years to km formula is always the same: Light Years × 9.46 × 10¹² = Kilometers. Whether you have 1 light year (9.46 × 10¹² km) or 1 million light years (9.46 × 10¹⁸ km), this distance calculator gives you the right answer every time with precise calculations.
Why Use Our Distance Converter?
Easy to Use
Our light year converter is simple. Just type your light years and see the kilometers instantly. No complex steps or confusing buttons.
Always Accurate
This distance calculator uses the exact light years to km formula. Every conversion is correct and reliable for your astronomy needs.
Free Distance Calculator
Use this light years to kilometers calculator for free. No sign-up needed. Convert light years to km as many times as you want.
Works Everywhere
This distance unit converter works on phones, tablets, and computers. Use it anywhere you need light year km conversion.