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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+
In relation to the base unit of [length] => (meters), 1 Zeptometers (zm) is equal to 1.0E-21 meters, while 1 Light Years (ly) = 9461000000000000 meters.| 89 Zeptometers | to common length units |
|---|---|
| 89 zm | = 8.9E-20 meters (m) |
| 89 zm | = 8.9E-23 kilometers (km) |
| 89 zm | = 8.9E-18 centimeters (cm) |
| 89 zm | = 2.9199475065617E-19 feet (ft) |
| 89 zm | = 3.503937007874E-18 inches (in) |
| 89 zm | = 9.7331583552056E-20 yards (yd) |
| 89 zm | = 5.5302036109123E-23 miles (mi) |
| 89 zm | = 9.4070394250079E-36 light years (ly) |
| 89 zm | = 3.3637799513424E-16 pixels (PX) |
| 89 zm | = 5.5625E+15 planck length (pl) |