Enter the value in speeds of light to get the conversion in kilometers per second:
The speed of light is a physical constant, worth nearly 300,000 kilometers per second. The kilometre per second is a direct multiple of the meter per second. It is the speed needed to cover one kilometre in one second.

Other available unit conversions of speeds

Convert speeds of light to miles per hour - c to mph Conversion of speeds of light to miles per minute - c to mpm Convert speeds of light to miles per second - c to mps Conversion of speeds of light to feet per hour - c to ft/h Convert speeds of light to feet per minute - c to ft/min Conversion of speeds of sound to kilometers per second - s to km/s Convert mach (speeds of sound) to kilometers per second - Ma to km/s Conversion of meters per second to kilometers per second - m/s to km/s Convert kilometers per hour to kilometers per second - km/h to km/s
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