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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 light-second is a unit of length useful in astronomy, telecommunications and relativistic physics. It is defined as the distance that light travels in free space ..more definition+
In relation to the base unit of [length] => (meters), 1 Light Years (ly) is equal to 9461000000000000 meters, while 1 Light Seconds (ls) = 299800000 meters.| 8778000000000 Light Years | to common length units |
|---|---|
| 8778000000000 ly | = 8.3048658E+28 meters (m) |
| 8778000000000 ly | = 8.3048658E+25 kilometers (km) |
| 8778000000000 ly | = 8.3048658E+30 centimeters (cm) |
| 8778000000000 ly | = 2.724693503937E+29 feet (ft) |
| 8778000000000 ly | = 3.2696322047244E+30 inches (in) |
| 8778000000000 ly | = 9.08231167979E+28 yards (yd) |
| 8778000000000 ly | = 5.1604043635171E+25 miles (mi) |
| 8778000000000 ly | = 8778000000000 light years (ly) |
| 8778000000000 ly | = 3.1388473119808E+32 pixels (PX) |
| 8778000000000 ly | = 5.190541125E+63 planck length (pl) |