galaxies

noun

plural of galaxy
as in worlds
a huge physical or conceptual distance they're a galaxy apart when it comes to politics

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of galaxies There are, by various estimates, several trillion planets within what is known as the Local Group of galaxies—our closest galaxy neighbors, including our own Milky Way. — Eric Berger, ArsTechnica, 1 Sep. 2026 Rogue stars could be the answer The key to this mystery could lie in the fact that most stars don't orbit the centers of their galaxies where supermassive black holes dwell alone, instead existing in binary partnerships. — Robert Lea, Space.com, 1 Sep. 2026 The cause of the irregularities was the structure of the galaxies themselves. — Prabhat Ranjan Mishra, Interesting Engineering, 31 Aug. 2026 By looking at how dark matter’s gravity bends the light of galaxies, Roman will be able to measure this clumping. — Noah Haggerty, Los Angeles Times, 30 Aug. 2026 This flagship observatory aims to revolutionize astronomy by mapping over two billion galaxies, discovering 100,000 exoplanets, and investigating dark energy and dark matter. — Jamie Carter, Forbes.com, 30 Aug. 2026 Roman’s catalog of galaxies will help scientists ascertain how quickly the universe is expanding due to these puzzling, unseen forces. — Marcia Dunn, Fortune, 30 Aug. 2026 Dark matter, meanwhile, is thought to be the glue that holds galaxies and other massive structures in the universe together, but again, its nature is an enigma and its existence remains unproven. — Claire Cameron, Scientific American, 30 Aug. 2026 Probing cosmic mysteries During its five-year mission, the telescope will enable the discovery of billions of galaxies, thousands of exploding stars called supernovas and tens of billions of stars, according to Fox. — Ashley Strickland, CNN Money, 30 Aug. 2026
Recent Examples of Synonyms for galaxies
  1. worlds
  2. light-years
Noun
  • For the next 90 days, NASA teams will ready the Roman telescope for its five-year mission to study enigmatic phenomena like dark matter while hunting for habitable worlds beyond our solar system.
    — Eric Lagatta, USA Today, 31 Aug. 2026
  • Observations with Roman’s coronagraph could unveil Jupiter-like planets around nearby stars and will guide the development of NASA’s Habitable Worlds Observatory, which will target smaller, more Earth-like worlds.
    — Lee Billings, Scientific American, 31 Aug. 2026
Definition of worlds
Noun
  • The exoplanet orbits the star HD 176071 located around 335 light-years away, and is about two and a half times the size of Earth, but has about eight and a half times the mass of our planet.
    — Robert Lea, Space.com, 26 Aug. 2026
  • The park feels light-years away from the closest major airport, Midland (235 miles away), and this seclusion ensures the park’s night views stay dazzling.
    — Stephanie Vermillion, Travel + Leisure, 23 Aug. 2026
Definition of light-years

Browse Nearby Words

galas
galaxies
galaxy
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Cite this Entry

“Galaxies.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/galaxies. Accessed 5 Sep. 2026.

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