Unit of length used to express astronomical distances, defined as the distance that light travels in a vacuum in one year.
Astronomical unit of length equal to the distance light travels in a vacuum in one year.
1 Note that the Centauris are the only stars inside the five-light-year sphere.
2 By your figuring, we shouldn't be yet one light - year on the way.
3 A light - year measures distance in space and equals 6 trillion miles.
4 That expedition perished after less than a light - year when its hydroponics system failed.
5 Instead we use the light - year , which is the distance light travels in a year.
6 A light - year is about 6 trillion miles, the distance light travels in a year.
7 Just a light - year will suffice, the direction is not important.
8 The noises from the freeway above and to my right seemed a light - year away.
9 Our task was easy, because we were about half a light - year from the sun.
10 Captain, we're a full light - year outside the Klingon Neutral Zone.
11 The slim ultradrive ship dropped out of hyperspace half a light - year out from Ellezelin.
12 One could imagine falling forty-two thousand miles, where one couldn't imagine falling a light - year .
13 The desperate twenty-one light - year swallow had stretched Vermuden's energy loading capacity virtually to breaking point.
14 Then it hopped another half light - year , and so on.
15 It might as well have been a light - year away.
16 You were about right for distance, and within a few tenths of a light - year laterally.
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Translations for light-year