'Parsec' is the unit measurement of

1.	'Parsec' is the unit measurement of
Answer» Astronomical distance One parsec is the distance to an object WHOSE parallax angle is one arcsecond. The RADIUS of the Earth's orbit equals one astronomical UNIT (AU), so an object that is one parsec distant is 206,265 AU (or 3.26 light-years) away.

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Astronomical distance

One parsec is the distance to an object WHOSE parallax angle is one arcsecond. The RADIUS of the Earth's orbit equals one astronomical UNIT (AU), so an object that is one parsec distant is 206,265 AU (or 3.26 light-years) away.

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'Parsec' is the unit measurement of

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