red giant

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 red giant Arcturus’ orange-red glow is typical of stars classified as red giants. Mike Lynch, Twin Cities, 7 Sep. 2025 In the process of becoming a white dwarf, a star will expand to 10 to 100 times its original radius during the red giant phase. Juliette Becker, The Conversation, 28 Aug. 2025 Webb’s data revealed an object, named NIR-1, which could be a massive star or a red giant — a sun-like star at the end of its life that has brightened significantly. Ashley Strickland, CNN Money, 26 Aug. 2025 The most obvious shape is Orion’s Belt — three stars (Alnitak, Alnilam and Mintaka) in a straight line —with red giant Betelgeuse roughly between the belt stars and Jupiter. Jamie Carter, Forbes.com, 17 Aug. 2025 See All Example Sentences for red giant
Recent Examples of Synonyms for red giant
Noun
  • For so many elements to still be visible implies that their accretion onto the white dwarf must have happened relatively recently — within the past 35,000 years.
    Keith Cooper, Space.com, 24 Oct. 2025
  • Another potential cause is a white dwarf — a dead star as heavy as our sun but condensed to the size of Earth — being ripped apart by a rare intermediate-mass black hole.
    Ashley Strickland, CNN Money, 22 Sep. 2025
Noun
  • First, locate the red star Betelgeuse using a smartphone astronomy app.
    Anthony Wood, Space.com, 20 Oct. 2025
  • The yellow ball, with its signature blue stripe and red star, can be spotted among other toys in movies like Monsters, Inc., Finding Nemo, The Incredibles, Up, Inside Out, and the Toy Story franchise.
    Kelly Connolly, EW.com, 24 Aug. 2025
Noun
  • Next, locate the highest point of light in the constellation — the binary star system Rasalhague — and its neighbor Kappa Ophiuchi to the lower right.
    Anthony Wood, Space.com, 25 Oct. 2025
  • Using artificial neutral networks, his tool allows astronomers to distinguish true binary star systems from chance alignments in massive data sets like the European Space Agency’s Gaia mission.
    Regina Elling, San Diego Union-Tribune, 23 Sep. 2025
Noun
  • As the collapsed core of a massive star, a neutron star is a small but incredibly dense object, packing up to three times the mass of our sun into a small volume.
    Keith Cooper, Space.com, 24 Oct. 2025
  • In the 10 years since then, scientists have detected hundreds of black holes coming together, as well as other extreme cosmic events like neutron stars colliding and black holes merging with a neutron star.
    Nell Greenfieldboyce, NPR, 11 Sep. 2025
Noun
  • For as much planning that goes into a stadium flip of this magnitude, after all — the weather is the variable that isn’t in Tepper Sports’ hands.
    Alex Zietlow, Charlotte Observer, 28 Oct. 2025
  • That will be the key variable in this entire season.
    Jeff Howe, New York Times, 25 Oct. 2025
Noun
  • After weeks, months and years of observations, astronomers will have a time-lapse record revealing anything that explodes, flashes or moves – such as supernovas, variable stars or asteroids.
    Samantha Thompson, Space.com, 7 July 2025
  • Many of these alerts will be triggered by variable stars, which cyclically change in brightness.
    IEEE Spectrum, IEEE Spectrum, 23 June 2025
Noun
  • The phosphine was identified in the cold atmosphere of a brown dwarf called Wolf 1130C, which exists in a triple system along with a low-mass red dwarf star and a white dwarf.
    Keith Cooper, Space.com, 7 Oct. 2025
  • The evolution of intelligent life around red dwarf stars is likely to be an uphill slog, due to the demands needed to jumpstart oxygenic photosynthesis.
    Bruce Dorminey, Forbes.com, 15 Sep. 2025
Noun
  • Even though novas are exceptionally bright, supernovas are brighter—reaching billions of times brighter than the sun at their peak.
    Elizabeth Gamillo, Smithsonian Magazine, 3 July 2025
  • Recorded live at the Lincoln Center, the band plays a bossa-nova take on the song while Gaga sings solo, wearing one of Cher’s own wigs.
    Kristen S. Hé, Vulture, 19 Mar. 2025

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Cite this Entry

“Red giant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20giant. Accessed 6 Nov. 2025.

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