How to Use light-year in a Sentence

light-year

noun

• The stars of the Pleiades are about 444 light-years distant.
  — Jamie Carter, Forbes, 6 Jan. 2025
• The stars of the Pleiades are about 444 light-years distant.
  — Jamie Carter, Forbes, 14 Oct. 2024
• At 444 light-years away, the Pleiades is one of the closest star clusters to Earth.
  — Samuel Sanders, Smithsonian Magazine, 5 July 2024
• Of course, the hard part is trying to spot clear signs of life from more than 1,000 light-years away.
  — WIRED, 2 Oct. 2023
• The sisters are waving at us from over 400 light-years away.
  — Mike Lynch, Twin Cities, 30 Mar. 2025
• Barnard’s Star is small—about 15 percent the mass of our sun—and only around six light-years away.
  — Rudy Molinek, Smithsonian Magazine, 20 Mar. 2025
• The Beehive cluster is about 557 light-years away from Earth and is home to at least two planets.
  — Laura Baisas, Popular Science, 31 May 2023
• This stellar nursery is about 450 light-years away from Earth.
  — Laura Baisas, Popular Science, 11 Apr. 2024
• The third category only gets out to four light-years, which isn’t even as far as the closest star to the sun.
  — Phil Plait, Scientific American, 27 Feb. 2025
• The third category only gets out to four light-years, which isn’t even as far as the closest star to the sun.
  — Phil Plait, Scientific American, 27 Feb. 2025
• Both are great and light-years better than rubber bands or a Ziploc.
  — Jen Murphy, Outside Online, 21 Oct. 2024
• About 1,000 light-years away, a vast disk of gas and dust is offering astronomers a peek at how planets are born.
  — Riley Black, Smithsonian Magazine, 10 June 2024
• Vega, the brightest star in the constellation Lyra, is 25 light-years from Earth.
  — Phil Plait, Scientific American, 14 July 2023
• The evidence is 200 ancient stars in the Milky Way’s halo, the most distant of which is more than a million light-years from Earth.
  — Jamie Carter, Forbes, 23 Nov. 2024
• This one is 100 light-years away in the constellation Coma Berenices.
  — CBS News, 30 Nov. 2023
• The Whirlpool Galaxy lies about 27 million light-years away and contains hundreds of billions of stars.
  — Dean Regas, The Enquirer, 8 Sep. 2023
• The team traced the repeating fast radio burst to the edge of an 11.3 billion-year-old galaxy 2 billion light-years from Earth.
  — Ashley Strickland, CNN, 24 Jan. 2025
• These two galaxies are more than 2 million light-years away.
  — Mike Lynch, Twin Cities, 21 Jan. 2024
• It was thought that 16 million light-years was around the upper limit possible for these jets.
  — New Atlas, 19 Sep. 2024
• This nebula is just about 1,000 light-years from Earth in the constellation Perseus.
  — Samuel Sanders, Smithsonian Magazine, 13 Sep. 2024
• What turned out to be hard for Venus will only be harder for exoplanets many light-years away.
  — Elise Cutts, Quanta Magazine, 19 Mar. 2024
• What turned out to be hard for Venus will only be harder for exoplanets many light-years away.
  — Elise Cutts, WIRED, 7 Apr. 2024
• About 57 light-years away, four planets orbit a sunlike star that is 10 billion years old — twice as old as the sun, and already in the advanced stages of its life.
  — Quanta Magazine, 20 Dec. 2023
• That’s not a mistake – the lighter galaxy at the upper-left of the image is actually more than 200 million light-years closer to Earth than the rest of the group.
  — Michael Irving, New Atlas, 24 Nov. 2024
• Over the next six years, the powerful space telescope will peer as far as ten billion light-years across the cosmos, constructing the largest 3D map of the universe to date.
  — Christian Thorsberg, Smithsonian Magazine, 24 May 2024
• Andria seemed to live light-years away from my Washington, D.C. apartment.
  — Chris Klimek, Smithsonian Magazine, 30 Nov. 2023
• Just six light-years from the solar system — in cosmic terms, our backyard — exists a world about half the size of Venus that’s 125 °C on the surface and where a year lasts three Earth days.
  — Jamie Carter, Forbes, 1 Oct. 2024
• The images show the surface of the star R. Doradus, a red giant star 180 light-years away in the Dorado constellation.
  — Ashley Strickland, CNN, 11 Sep. 2024
• Appearing like a pair of red eyes in the darkness of space, the two galaxies are located millions of light-years away from Earth.
  — Marco Rubio, Newsweek, 2 Nov. 2024
• The nearest star to the solar system, which is thought to be on the verge of a supernova, is Betelgeuse in the constellation Orion, which is about 550 light-years distant.
  — Jamie Carter, Forbes, 27 Feb. 2025