Please support this site by disabling or whitelisting the Adblock for "justintools.com". I've spent over 10 trillion microseconds (and counting), on this project. This site is my passion, and I regularly adding new tools/apps. Users experience is very important, that's why I use non-intrusive ads. Any feedback is appreciated. Thank you. Justin XoXo :)
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 Seconds (ls) is equal to 299800000 meters, while 1 Rems (rem) = 0.0042333328 meters.| 6645638836 Light Seconds | to common length units |
|---|---|
| 6645638836 ls | = 1992362523032800000 meters (m) |
| 6645638836 ls | = 1992362523032800 kilometers (km) |
| 6645638836 ls | = 1.9923625230328E+20 centimeters (cm) |
| 6645638836 ls | = 6.536622450895E+18 feet (ft) |
| 6645638836 ls | = 7.843946941074E+19 inches (in) |
| 6645638836 ls | = 2.1788741502983E+18 yards (yd) |
| 6645638836 ls | = 1.2379966763059E+15 miles (mi) |
| 6645638836 ls | = 210.58688542784 light years (ly) |
| 6645638836 ls | = 7.5301900121164E+21 pixels (PX) |
| 6645638836 ls | = 1.2452265768955E+53 planck length (pl) |