Convert 138 Parsecs to Light Years
How far is 138 parsecs? How long is 138 parsecs in light years? 138 pc to ly conversion.
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138 Parsecs ≈
450.09580 Light Years
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Result in Plain English
138 parsecs is equal to about 450 light years.
In Scientific Notation
138 parsecs
= 1.38 x 102 parsecs
≈ 4.50096 x 102 light years
Parsecs
A parsec is a unit of distance used in astronomy. It is exactly 648,000 / Pi astronomical units, or approximately 30.9 trillion 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.