as in white dwarf
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Recent Examples of red giant
The other is a red giant, a previous stage of stellar evolution in which a dying star with an expanding radius and diminishing surface temperature runs out of hydrogen fuel.
—
Jack Knudson, Discover Magazine, 6 Jan. 2025
Brightest among the stars captured in Meyer's colorful portrait is the aging red giant Antares, which can be found illuminating the right hand side of the cosmic vista.
—Anthony Wood, Space.com, 10 May 2025
There’s a key reference in Thunderbolts* to a U.S. president turning into a red giant, which is a major plot point in Brave New World.
—Barry Levitt, Vulture, 1 May 2025
At the upper left-hand corner of the Winter Triangle is the super red giant star Betelgeuse, the second-brightest star in Orion the Hunter.
—Mike Lynch, Twin Cities, 23 Feb. 2025
See All Example Sentences for red giant
Jack Knudson, Discover Magazine, 6 Jan. 2025
Brightest among the stars captured in Meyer's colorful portrait is the aging red giant Antares, which can be found illuminating the right hand side of the cosmic vista.
—Anthony Wood, Space.com, 10 May 2025
There’s a key reference in Thunderbolts* to a U.S. president turning into a red giant, which is a major plot point in Brave New World.
—Barry Levitt, Vulture, 1 May 2025
At the upper left-hand corner of the Winter Triangle is the super red giant star Betelgeuse, the second-brightest star in Orion the Hunter.
—Mike Lynch, Twin Cities, 23 Feb. 2025
See All Example Sentences for red giant
Recent Examples of Synonyms for red giant
Noun
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Astronomers traced a previous detection of a long-period transient, announced in March, to a white dwarf that’s closely orbiting a small, cool red dwarf star.—
Ashley Strickland,
CNN Money,
28 May 2025
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Crucially, the white dwarf is not destroyed, and the 80-year-long process begins again.—
Jamie Carter,
Forbes.com,
11 May 2025
Noun
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The campaign, which is slated to run locally, nationally and internationally, incorporates the red stars and colors of the Chicago flag, and features scenes of people making doughnuts, running by the lakefront and partying en masse at a live concert.—
Robert Channick,
Chicago Tribune,
12 June 2025
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The lunar disk will appear to close in on Antares as the night of June 9 progresses, with the red star eventually setting above the moon's upper left shoulder as the duo slip beneath the southwestern horizon in the predawn hours of June 10.—
Anthony Wood,
Space.com,
8 June 2025
Noun
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With the quest for longitude over, the observatory explored other avenues of astronomy, such as tracking Earth's magnetic field, viewing planetary transits and characterizing binary star systems.—
Anthony Wood,
Space.com,
22 June 2025
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Astronomers may have discovered a rare type of binary star system, where one star used to orbit inside its partner.—
Charles Q. Choi,
Space.com,
22 May 2025
Noun
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The most violent of these deaths are associated with truly giant stars and are known as supernovas—explosions that sometimes outshine entire galaxies.—
Robin George Andrews,
Smithsonian Magazine,
30 May 2025
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Pollux is a giant star, while Castor is three stars orbiting each other.—
Jamie Carter,
Forbes.com,
29 May 2025
Noun
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Because of their curious ability to transmute into photons in the presence of strong magnetic fields, any place that features strong fields—think neutron stars or even the solar corona—could produce extra radiation due to axions.—
ArsTechnica,
ArsTechnica,
25 June 2025
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Gravitational waves are distortions in the fabric of space-time caused by the motion of massive objects like black holes or neutron stars.—
Sharmila Kuthunur,
Space.com,
16 May 2025
Noun
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Yet many estate plans are written as if these variables will remain constant forever.—
Patti Brennan,
Forbes.com,
11 July 2025
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Another variable complicating the federal workers’ case is the Supreme Court’s recent decision on the authority of federal judges to grant universal injunctions.—
Gabriella Fine,
Baltimore Sun,
8 July 2025
Noun
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The planet is huge; the star is tiny, a red dwarf only 20 percent the mass of our own sun.—
Avery Hurt,
Discover Magazine,
27 June 2025
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Such large worlds are, however, rarely found around the smallest stars, red dwarfs.—
Keith Cooper,
Space.com,
4 June 2025
Noun
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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
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Among the supernovas in the data will be other transient events such as variable stars and kilonovas, the violent collision between extreme dense stellar remnants called neutron stars.—
Robert Lea,
Space.com,
27 Jan. 2025
Cite this Entry
“Red giant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20giant. Accessed 16 Jul. 2025.
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