Difference between revisions of "Light-year"

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A '''lightyear''' is a unit of messurement to discribe intersteller distances, equal to 9,460,730,472,580 Kilometers, the distance a beam of light will travel in one terran year if left uninterupted.
A '''lightyear''' is a unit of measurement to describe interstellar distances, equal to 9,460,730,472,580.8 kilometers, the distance a beam of light will travel in one [[Earth]] (Julian) year if left uninterrupted. It is also equal to 0.3066 [[parsec|pc]].


[[Category: Science]]
[[Category: Science Reference]]

Revision as of 06:59, 14 December 2007

A lightyear is a unit of measurement to describe interstellar distances, equal to 9,460,730,472,580.8 kilometers, the distance a beam of light will travel in one Earth (Julian) year if left uninterrupted. It is also equal to 0.3066 pc.