Convert 42 Light Years to Kilometers

How far is 42 light years? How long is 42 light years in kilometers? 42 ly to km conversion.
Amount
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42 Light Years ≈
397,350,679,848,394 Kilometers
result rounded
Decimal places
Result in Plain English
42 light years is equal to about 397 trillion kilometers.
In Scientific Notation
42 light years
= 4.2 x 101 light years
≈ 3.97351 x 1014 kilometers
Light Years
A light year is the distance that light travels in one year. The year used by the International Astronomical Union is 365.25 days. A light year is defined as exactly 9,460,730,472,580.8 kilometers.
Kilometers
A kilometer, or kilometre, is a unit of length equal to 1,000 meters, or about 0.621 miles. In most of the world, it is the most common unit for measuring distance between places.
Light Years to Kilometers Conversions
results may be rounded
Light years km
42.00 3.9735 x 1014
42.01 3.9745 x 1014
42.02 3.9754 x 1014
42.03 3.9763 x 1014
42.04 3.9773 x 1014
42.05 3.9782 x 1014
42.06 3.9792 x 1014
42.07 3.9801 x 1014
42.08 3.9811 x 1014
42.09 3.9820 x 1014
42.10 3.9830 x 1014
42.11 3.9839 x 1014
42.12 3.9849 x 1014
42.13 3.9858 x 1014
42.14 3.9868 x 1014
42.15 3.9877 x 1014
42.16 3.9886 x 1014
42.17 3.9896 x 1014
42.18 3.9905 x 1014
42.19 3.9915 x 1014
42.20 3.9924 x 1014
42.21 3.9934 x 1014
42.22 3.9943 x 1014
42.23 3.9953 x 1014
42.24 3.9962 x 1014
42.25 3.9972 x 1014
42.26 3.9981 x 1014
42.27 3.9991 x 1014
42.28 4.0000 x 1014
42.29 4.0009 x 1014
42.30 4.0019 x 1014
42.31 4.0028 x 1014
42.32 4.0038 x 1014
42.33 4.0047 x 1014
Light years km
42.34 4.0057 x 1014
42.35 4.0066 x 1014
42.36 4.0076 x 1014
42.37 4.0085 x 1014
42.38 4.0095 x 1014
42.39 4.0104 x 1014
42.40 4.0113 x 1014
42.41 4.0123 x 1014
42.42 4.0132 x 1014
42.43 4.0142 x 1014
42.44 4.0151 x 1014
42.45 4.0161 x 1014
42.46 4.0170 x 1014
42.47 4.0180 x 1014
42.48 4.0189 x 1014
42.49 4.0199 x 1014
42.50 4.0208 x 1014
42.51 4.0218 x 1014
42.52 4.0227 x 1014
42.53 4.0236 x 1014
42.54 4.0246 x 1014
42.55 4.0255 x 1014
42.56 4.0265 x 1014
42.57 4.0274 x 1014
42.58 4.0284 x 1014
42.59 4.0293 x 1014
42.60 4.0303 x 1014
42.61 4.0312 x 1014
42.62 4.0322 x 1014
42.63 4.0331 x 1014
42.64 4.0341 x 1014
42.65 4.0350 x 1014
42.66 4.0359 x 1014
42.67 4.0369 x 1014
Light years km
42.68 4.0378 x 1014
42.69 4.0388 x 1014
42.70 4.0397 x 1014
42.71 4.0407 x 1014
42.72 4.0416 x 1014
42.73 4.0426 x 1014
42.74 4.0435 x 1014
42.75 4.0445 x 1014
42.76 4.0454 x 1014
42.77 4.0464 x 1014
42.78 4.0473 x 1014
42.79 4.0482 x 1014
42.80 4.0492 x 1014
42.81 4.0501 x 1014
42.82 4.0511 x 1014
42.83 4.0520 x 1014
42.84 4.0530 x 1014
42.85 4.0539 x 1014
42.86 4.0549 x 1014
42.87 4.0558 x 1014
42.88 4.0568 x 1014
42.89 4.0577 x 1014
42.90 4.0587 x 1014
42.91 4.0596 x 1014
42.92 4.0605 x 1014
42.93 4.0615 x 1014
42.94 4.0624 x 1014
42.95 4.0634 x 1014
42.96 4.0643 x 1014
42.97 4.0653 x 1014
42.98 4.0662 x 1014
42.99 4.0672 x 1014
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