42 lightyears equals 434,547,987,585,732,288 yards.
Convert 42 lightyears into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, miles, hands, astronomical units, parsecs, etc...
Convert 4.3454798758573E+17 yards into meters, kilometers, decimeters, centimeters, milimeters, micrometers, nanometers, picometers, inches, feet, miles, hands, astronomical units, parsecs, etc...