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Light Year Converter
Convert Light Year to Miles, Kilometer, Parsecs, Meters, Au
You can input in any of the fields and get equivalent values.
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Light years to Miles and Miles to Light years
What is 1 light year in miles?
One Light Year is equal to 5.879e+12 miles , 5.879 Trillion miles, 5.879 x 1012 miles
How many miles is a light year?
1 mile = 1.70108e-13 light year, 0.000000000000170108 light year
Light Year to Km and Km to Light years
What is 1 light year in km?
1 light year to km = 9.461e+12 km, 9.461 Trillion kms, 9.451 x 1012 km
How many Kilometer is a light year?
1 Kilometer = 1.057e-13 light year, 0.0000000000001057 light year
Light year to au (Astronomical unit) and au to Light years
What is 1 light year in astronomical units?
1 Light Year = 63240 au
How many Au is a light year?
1 Au = 1.58125e-5 light year, 0.0000158125 light year
Light years to Parsec and Parsec to Light years
What is 1 light year in Parsec?
1 Light Year = 0.3066 parsec
How many Parsec is a light year?
1 Parsec = 3.26156 light year
Light years to Meter and Meter to Light years
What is 1 light year in meters (1 light year to m)?
1 Light Year in m = 9.461e+15 m, 9.461 Quadrillion m, 9.461 x 1015 meters
How many Meter is a light year?
1 Meter = 1.057e-16 light year, 0.0000000000000001057 light year
Light Years to Years
A light year is the distance traveled by light in a vacuum in one year.
A light year is a measure of distance and not time. One light year is equivalent to 5.879 x 1012 miles, 9.451 x 1012 kms
1 light year = 365.25 light days (distance travelled by light for that period)
Light Years from Earth
| Space Object | Distance from Earth (km) | Distance from Earth (miles) | How many light years away? |
|---|---|---|---|
| Sun | 1.5 Million kms | 9.32 Million miles | 0.00001582002493716235 light years |
| Mercury | 5.8 Million kms | 3.6 Millionmiles | 0.00000612388 light years |
| Venus | 1.08 Million kms | 6.71 Million miles | 0.000011397222266557821 light years |
| Mars | 2.28 Million kms | 1.42 Million miles | 0.000024155306893301653 light years |
| Jupiter | 7.78 Million kms | 4.834 Million miles | 0.00008233217279125351 light years |
| Saturn | 1.43 Billion kms | 8.886 Million miles | 0.0001505453985955772 light years |
| Uranus | 2.87 Billion kms | 1.783 Billion miles | 0.0003027918751413869 light years |
| Neptune | 4.5 Billion kms | 2.7961 Billion miles | 0.00047460074811487044 light years |
| Pluto/ Kuiper belt | 5.9 Billion kms | 3.67 Billion miles | 0.000628 light years |
| Milky Way (our Galaxy) | 9.5 Trillion kms | 5.9 Trillion miles | 100,000 light years |
| Andromeda Galaxy (nearest Galaxy) | 1 Trillion kms | 6.21 Trillion miles | 2,500,000 light years |
| Proxima Centauri (nearest star) | 7.5 Trillion kms | 4.66 Trillion miles | 4.22 light years |
| Alpha Centauri (other nearest star) | 4.0208 Trillion kms | 2.5 Trillion miles | 4.367 light years |
| Gn-z11 (oldest galaxy) | 1.34 Hextillion kms | 8.33 Hextillion miles | 13,500,000,000 light years |
| Polaris (North Star ) | 4.068 Quintillion kms | 2.53 Quintillion miles | 400 light years |
| Sirius (brightest star) | 8.146 Trillion kms | 5 Trillion miles | 8.6 light-years |
| Oldest Star (Earendel) | 1.5 Million kms | 93205 miles | 28,000,000,000 light years |
Light Years Conversion Table
| Light Years | AU | Parsecs | Miles | Kilometer | Meters |
|---|---|---|---|---|---|
| 1 light year | 63240 au | 0.306560392 parsecs | 5.879e+12, 5.879 Trillion miles | 9.461e+12, 9.461 Trillion kms | 9.461e+15, 9.461 Quadrillion meters |
| 2 light years | 126480 au | 0.613120785 parsecs | 1.1758e+13, 1.1758 Trillion miles | 1.8922e+13, 1.8922 Trillion kms | 1.8922e+16, 1.8922 Quadrillion meters |
| 4 light years | 252960 au | 1.22624157 parsecs | 2.3516e+13, 2.3516 Trillion miles | 3.7844e+13, 3.7844 Trillion kms | 3.7844e+16, 3.7844 Quadrillion meters |
| 5 light years | 316200 au | 1.532801962 parsecs | 2.9395e+13, 2.9395 Trillion miles | 4.7305e+13, 4.7305 Trillion kms | 4.7305e+16, 4.7305 Quadrillion meters |
| 7 light years | 442680 au | 2.145922747 parsecs | 4.1153e+13, 4.1153 Trillion miles | 6.6227e+13, 6.6227 Trillion kms | 6.6227e+16, 6.6227 Quadrillion meters |
| 10 light years | 632400 au | 3.065603924 parsecs | 5.879e+13, 5.879 Trillion miles | 9.461e+13, 9.461 Trillion kms | 9.461e+16, 9.461 Quadrillion meters |
| 20 light years | 1264800 au | 6.131207848 parsecs | 1.1758e+14, 1.1758 Trillion miles | 1.8922e+14, 1.8922 Trillion kms | 1.8922e+17, 1.8922 Quadrillion meters |
| 15 light years | 948600 au | 4.598405886 parsecs | 8.8185e+13, 8.8185 Trillion miles | 1.41915e+14, 1.41915 Trillion kms | 1.41915e+17, 1.41915 Quadrillion meters |
| 25 light years | 1581000 au | 7.66400981 parsecs | 1.46975e+14, 1.46975 Trillion miles | 2.36525e+14, 2.36525 Trillion kms | 2.36525e+17, 2.36525 Quadrillion meters |
| 30 light years | 1897200 au | 9.196811772 parsecs | 1.7637e+14, 1.7637 Trillion miles | 2.8383e+14, 2.8383 Trillion kms | 2.8383e+17, 2.8383 Quadrillion meters |
| 40 light years | 2529600 au | 12.2624157 parsecs | 2.3516e+14, 2.3516 Trillion miles | 3.7844e+14, 3.7844 Trillion kms | 3.7844e+17, 3.7844 Quadrillion meters |
| 50 light years | 3162000 au | 15.32801962 parsecs | 2.9395e+14, 2.9395 Trillion miles | 4.7305e+14, 4.7305 Trillion kms | 4.7305e+17, 4.7305 Quadrillion meters |
| 100 light years | 6324000 au | 30.65603924 parsecs | 5.879e+14, 5.879 Trillion miles | 9.461e+14, 9.461 Trillion kms | 9.461e+17, 9.461 Quadrillion meters |
| 200 light years | 12648000 au | 61.31207848 parsecs | 1.1758e+15, 1.1758 Quadrillion miles | 1.8922e+15, 1.8922 Quadrillion kms | 1.8922e+18, 1.8922 Quintillion meters |
| 300 light years | 18972000 au | 91.96811772 parsecs | 1.7637e+15, 1.7637 Quadrillion miles | 2.8383e+15, 2.8383 Quadrillion kms | 2.8383e+18, 2.8383 Quintillion meters |
| 500 light years | 31620000 au | 153.2801962 parsecs | 2.9395e+15, 2.9395 Quadrillion miles | 4.7305e+15, 4.7305 Quadrillion kms | 4.7305e+18, 4.7305 Quintillion meters |
| 1000 light years | 63240000 au | 306.5603924 parsecs | 5.879e+15, 5.879 Quadrillion miles | 9.461e+15, 9.461 Quadrillion kms | 9.461e+18, 9.461 Quintillion meters |
| 3000 light years | 189720000 au | 919.6811772 parsecs | 1.7637e+16, 1.7637 Quadrillion miles | 2.8383e+16, 2.8383 Quadrillion kms | 2.8383e+19, 2.8383 Quintillion meters |
Frequently Asked Questions on Light Year Conversion
Light-year is defined as the distance light travels in one year.
It is a unit of distance.
One light-year is 5,865,696,000,000 miles (9,460,800,000,000 kilometers).
37,200 human years to travel one light year.
365.25 days
A light-year is the distance light travels in one Earth year.
149.1 million km
0.00001576 light years
Equals to 31557600 light-seconds
light travels at 670,616,629 mph
