+A parsec is a cosmic [distance](/wiki/distance) unit, born from a star's tiny apparent shift of one [arcsecond](/wiki/arcsecond) as Earth orbits the sun. It signifies the distance where stellar [parallax](/wiki/parallax) reaches this single arcsecond, offering a profound scale for charting the vastness of space.
+## See also
+- [Light-year](/wiki/light-year)
+- [Astronomical Unit](/wiki/astronomical_unit)
+- [Space](/wiki/space)
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