She felt as if she heard her own voice, many light-years away, crying that she would give her life to see him-but in this room, she heard the voice of a meaningless stranger saying coldly, "No, Mr. Thompson, I wouldn’t.
There are no more uses of "light-year" in the book.
Show samples from other sources
He dropped his hand on my shoulder as I squinted through the lens at the five stars burning over fifty light-years from the spot on which we stood.
Rick Yancey -- The 5th Wave
My father’s stories had given me a glittering image of the city of Krakow, three hundred fifty miles and light-years removed from the life I knew in Narewka.