Your English writing platform
Discover LudwigSuggestions(5)
'light year' is a correct and usable term in written English
You can use it to refer to a unit of measure related to astronomy. For example, "NASA's new telescope will be able to detect objects that are more than five light years away."
Dictionary
light year
noun
A unit of length (abbreviation ly; equal to just under 10 trillion kilometres (1016 metres)) equal to the distance light travels in one Julian year; used to measure extremely large distances.
synonyms
Exact(28)
It's a relatively light year.
A light year is approximately 6 trillion miles.
One light year is about six trillion miles.
A light year equals about 9.5 trillion kilometers.
While it sounds like an amount of time, a light year is, in fact, a distance.
A 130 light year region in the center of the Milky Way.
Similar(32)
A 400 by 900 light-year mosaic of images located about 25,000 light years from Earth.
In this single image from the observations included in the movie, the location of the pulsar and the 0.7 light year-long jet are labeled.
She's calling this collection "Light Year -- a six-to-10 piece line inspired by light, Afrofuturism and technology.
That's one light-year.
One light-year is 5.9 trillion miles.
Write better and faster with AI suggestions while staying true to your unique style.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com