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A light-year (abbreviation: ly), sometimes referred to incorrectly as a light year, is a unit of length used informally to express astronomical distances. It is approxi ..more definition+
The astronomical unit (symbol au, or ua) is a unit of length, roughly the distance from Earth to the Sun. However, that distance varies as Earth orbits the Sun, f ..more definition+
In relation to the base unit of [length] => (meters), 1 Light Years (ly) is equal to 9461000000000000 meters, while 1 Astronomical Unit (au) = 149597870700 meters.| 1 Light Years | to common length units |
|---|---|
| 1 ly | = 9461000000000000 meters (m) |
| 1 ly | = 9461000000000 kilometers (km) |
| 1 ly | = 9.461E+17 centimeters (cm) |
| 1 ly | = 3.1040026246719E+16 feet (ft) |
| 1 ly | = 3.7248031496063E+17 inches (in) |
| 1 ly | = 1.0346675415573E+16 yards (yd) |
| 1 ly | = 5878792849757.4 miles (mi) |
| 1 ly | = 1 light years (ly) |
| 1 ly | = 3.575811474118E+19 pixels (PX) |
| 1 ly | = 5.913125E+50 planck length (pl) |
| Light Years | to Astronomical Unit (table conversion) |
|---|---|
| 1 ly | = 63242.878763782 au |
| 2 ly | = 126485.75752756 au |
| 3 ly | = 189728.63629135 au |
| 4 ly | = 252971.51505513 au |
| 5 ly | = 316214.39381891 au |
| 6 ly | = 379457.27258269 au |
| 7 ly | = 442700.15134647 au |
| 8 ly | = 505943.03011025 au |
| 9 ly | = 569185.90887404 au |
| 10 ly | = 632428.78763782 au |
| 20 ly | = 1264857.5752756 au |
| 30 ly | = 1897286.3629135 au |
| 40 ly | = 2529715.1505513 au |
| 50 ly | = 3162143.9381891 au |
| 60 ly | = 3794572.7258269 au |
| 70 ly | = 4427001.5134647 au |
| 80 ly | = 5059430.3011025 au |
| 90 ly | = 5691859.0887404 au |
| 100 ly | = 6324287.8763782 au |
| 200 ly | = 12648575.752756 au |
| 300 ly | = 18972863.629135 au |
| 400 ly | = 25297151.505513 au |
| 500 ly | = 31621439.381891 au |
| 600 ly | = 37945727.258269 au |
| 700 ly | = 44270015.134647 au |
| 800 ly | = 50594303.011025 au |
| 900 ly | = 56918590.887404 au |
| 1000 ly | = 63242878.763782 au |
| 2000 ly | = 126485757.52756 au |
| 4000 ly | = 252971515.05513 au |
| 5000 ly | = 316214393.81891 au |
| 7500 ly | = 474321590.72836 au |
| 10000 ly | = 632428787.63782 au |
| 25000 ly | = 1581071969.0945 au |
| 50000 ly | = 3162143938.1891 au |
| 100000 ly | = 6324287876.3782 au |
| 1000000 ly | = 63242878763.782 au |
| 1000000000 ly | = 63242878763782 au |