Kids Search. The Best Search Engine for K-12 Kids and Children.     

   web | images | video | facts | wiki | news | games | kidztube | apps








report a search problem







COMPANY RESOURCES LINKS SOCIAL
contact us education daily journal home facebook
about us make us your default search kidztalk twitter  
terms/privacy blocking websites kidznet pinterest  
advertise teacher zone wiki    
media link to us learning sites    
business / api solutions add a site image search    
affiliate program kidzsearch apps kidztube    
play youtube on kidzsearch games    
  voice search music    
  report a problem cool facts    
  settings news    
    search help    
    kidznet directory    
         










 mobile version

      Copyright 2005-2021 KidzSearch.com 
Parsec
Stellarparallax parsec1.svg
A parsec is the distance from the Sun to an astronomical object which has a parallax angle of one arcsecond. (the diagram is not to scale).
Standard: astronomical units
Quantity: length
Symbol: pc
Expressed in: 1 pc =
SI units 3.0857×1016 m
imperial & US units 1.9174×1013 mi
other astronomical 2.0626×105 AU
   units 3.26156 ly

A parsec is a unit of distance used in astronomy. It is the distance that light travels in 3.26 years, or just under 31 trillion kilometres (about 19 trillion miles). This is from the definition: a parsec is the distance from the Sun to an object which has a parallax angle of one arcsecond.

Distances measured in fractions of a parsec usually involve objects within the same star system.  view more...


Related Content
parsec definition


 KidzTube            
Parsec Definition

Parsec Definition
more videos...