42 parsecs equals 136.99 lightyears.
Convert 42 parsecs into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, astronomical units, etc...
Convert 137 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, yards, miles, hands, astronomical units, etc...