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  • Parsec - Wikipedia
    The parsec (symbol: pc) is a unit of length used to measure the large distances to astronomical objects outside the Solar System, approximately equal to 3 26 light-years or 206,265 astronomical units (AU), i e 30 9 trillion kilometres (19 2 trillion miles)
  • What is a parsec? Definition and calculation | Space
    A parsec is a unit of distance that is often used by astronomers as an alternative to the light-year, just as kilometers can be used as an alternative to miles Sci-fi franchises such as "Star
  • Parsec | Definition Facts | Britannica
    parsec, unit for expressing distances to stars and galaxies, used by professional astronomers It represents the distance at which the radius of Earth ’s orbit subtends an angle of one second of arc
  • What is a parsec? Find out on EarthSky. | Space | EarthSky
    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
  • What is a Parsec? - Universe Today
    Basically, it's a unit of length used to measure the astronomically large distances between objects beyond our Solar System One parsec is the distance at which one astronomical unit subtends an
  • What Are Parsecs? - WorldAtlas
    A parsec is a unit of distance used in astronomy that equates to 3 26 light years Parsecs are generally used to measure vast distances in space
  • PARSEC Definition Meaning - Merriam-Webster
    The meaning of PARSEC is a unit of measure for interstellar space that is equal to 3 26 light-years and is the distance to an object having a parallax of one second as seen from points separated by one astronomical unit
  • Parsec – Definition Detailed Explanation - Sentinel Mission
    Parsec is a unit of measurement used in astronomy to determine distances between celestial objects The term “parsec” is derived from the words “parallax” and “arcsecond,” and it represents the distance at which an object would have a parallax angle of one arcsecond
  • What is a Parsec? (with pictures) - AllTheScience
    What is a Parsec? A parsec is an astronomical unit of measurement that is equivalent to 3 26 light years distance, or the distance photons will travel in vacuum over the period of 3 26 years
  • What is a parsec and how is it measured?
    Another astronomical unit of measurement is the parsec What is a parsec and how is it measured? A parsec is approximately 3 26 times a light year or 206,265 Astronomical Units (AU) According to "Cosmic Reference Guide" (Caltech), the word 'parsec' stands for "parallax of one arc second", and is (according to the website):





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