# How are parsecs used in astrophysics?

##### 1 Answer
Apr 6, 2016

It is used to measure the distance between stars

#### Explanation:

$1$ $p a$$r s$$e c = 3.26$ $l i g h t$ $y e a r s$

And a light year is the distance travelled by light in one year

Which is approximately $9.46 \cdot {10}^{15} m$

It is the distance of something that has a parallex angle of 1 arcsecond

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