Science

What’s parsec? Definition and calculation

A parsec is a unit of distance that astronomers typically use as an alternative choice to a light-weight yr, simply as kilometers can be utilized as an alternative choice to miles. Sci-fi franchises like “Star Wars” have been identified to make use of the phrase “parsec,” mistakenly describing it as a measurement of time or velocity.

In line with the California Institute of Expertise, one parsec is definitely about 3.26 gentle years, or virtually 19 trillion miles (31 trillion km). (opens in a brand new tab) (Caltech).

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