One parsec is equal to about 3.26
light-years (30 trillion km or 19 trillion miles) in length.
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Parsec - Wikipediaarge distances to astronomical objects outside the Solar System. A parsec is defined as the distance at which one astronomical unit subtends an angle of one arcsecond, [1] which corresponds to 7005648000000000000♠648000/π astronomical units. <span>One parsec is equal to about 3.26 light-years (30 trillion km or 19 trillion miles) in length. The nearest star, Proxima Centauri, is about 1.3 parsecs (4.2 light-years) from the Sun. [2] Most of the stars visible to the unaided eye in the night sky are within 500 parsecs of the Summary
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