Translation of light year in Spanish:

light year

año luz, n.

noun

Astronomy

  • 1

    año luz masculine
    it's 4 light years from Earth está a 4 años luz de la tierra
    • A light year is a convenient means of distance measurement because conventional means in miles or kilometers is so large as to thwart true appreciation.
    • If a star exploded a light year away, the increased cosmic ray intensity could have killed the animals by giving them all an intense dose of radiation.
    • Neutrinos are ghostly particles that can travel through a light year of lead and they have no problem escaping directly from the core of a supernova.
    • Superclusters are known with sizes as large as 300 million light years, containing as much as 10 solar masses of material.
    • In theory there should be no intelligent species within a million light years the solar system.