A light year is the distance that light travels through a vacuum in one year.
Light year(s) and lightyear(s) may also refer to:
Other articles related to "light, light years":
... called the Great Attractor affects the motion of galaxies over a region hundreds of millions of light-years across ... lies at a distance of between 150 million and 250 million light-years (250 million is the most recent estimate), in the direction of the Hydra and Centaurus ... what he called the Pisces-Cetus Supercluster Complex, a structure one billion light years long and 150 million light years across in which, he claimed, the Local Supercluster was embedded ...
... a cube of water measuring 1,000,000,000,000,000,000 (1018) metres per side, which is about 106 light years ... When spherical, then it would be a ball of 131.1 light years in diameter ...
... UK CD single "Light Years" (Edit) – 359 "Scam" (Live) – 513 "Journey To Arnhemland" (Live) – 539 "We Gettin' Down" (Live) – 931 UK 12" vinyl / Japanese CD single "Light Years" (Edit) – 359 "Journey To ...
... The first of them was sent to Polaris, which is 431 light years distant from us and whose planetary system, even if it exists, may not be suited for life, because it is a supergiant star, spectral type F7Ib ... These seven messages have targeted stars between 20 and 69 light-years from the Earth ... message, which targeted globular cluster M13, approximately 24,000 light-years away ...
Famous quotes containing the words years and/or light:
“If we focus exclusively on teaching our children to read, write, spell, and count in their first years of life, we turn our homes into extensions of school and turn bringing up a child into an exercise in curriculum development. We should be parents first and teachers of academic skills second.”
—Neil Kurshan (20th century)
“O he did whistle and she did sing,
And all the bells on earth did ring
For joy our Saviour Christ was born
On Christmas Day in the morning.”
—Unknown. As I Sat on a Sunny Bank. . .
Oxford Book of Light Verse, The. W. H. Auden, ed. (1938)