as in white dwarf
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Recent Examples of red giant
Look out for the red giant star Betelgeuse, which marks the right shoulder of Orion and the blue supergiant Rigel, which marks the left foot.
—
Anthony Wood, Space.com, 17 Feb. 2026
As the red giant expels gas, the white dwarf pulls in this material until enough accumulates on its surface to trigger a thermonuclear explosion.
—Jamie Carter, Forbes.com, 27 Jan. 2026
Orion’s brightest stars are Rigel, which marks one of the hunter’s knees, and the red giant star Betelgeuse at his armpit.
—Mike Lynch, Twin Cities, 28 Dec. 2025
The process of expending off energy makes a dying star what's called a red giant, before the white dwarf remains.
—Keith Matheny, Freep.com, 11 Dec. 2025
See All Example Sentences for red giant
Anthony Wood, Space.com, 17 Feb. 2026
As the red giant expels gas, the white dwarf pulls in this material until enough accumulates on its surface to trigger a thermonuclear explosion.
—Jamie Carter, Forbes.com, 27 Jan. 2026
Orion’s brightest stars are Rigel, which marks one of the hunter’s knees, and the red giant star Betelgeuse at his armpit.
—Mike Lynch, Twin Cities, 28 Dec. 2025
The process of expending off energy makes a dying star what's called a red giant, before the white dwarf remains.
—Keith Matheny, Freep.com, 11 Dec. 2025
See All Example Sentences for red giant
Recent Examples of Synonyms for red giant
Noun
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Additionally, by using computer simulations, the researchers were able to determine the future of this 3+1 star system, ending up as just two white dwarf stellar remnants.—
Robert Lea,
Space.com,
3 Mar. 2026
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Finally, its now-inert core contracts down to form a white dwarf, while the prior ejecta get heated up and ionized, creating a planetary nebula.—
Big Think,
Big Think,
20 Feb. 2026
Noun
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Head outside tonight and drink in the sight of the Pleiades open star cluster glistening close to the red star Aldebaran in the constellation Taurus, before the mesmerizing naked-eye jewel slips out of view with the changing of the seasons.—
Anthony Wood,
Space.com,
24 Mar. 2026
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According to this idea, although these objects may look like supersize red stars, their shine is powered not by standard stellar thermonuclear fusion but rather by the relentless funneling of burning-hot plasma into the insatiable maw of a snowballing black hole.—
Joseph Howlett,
Scientific American,
5 Feb. 2026
Noun
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Using the European Southern Observatory's Very Large Telescope, researchers imaged the binary star system AFGL 4106, which sits at the heart of a dusty orange cocoon.—
Daisy Dobrijevic,
Space.com,
24 Feb. 2026
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Situated some 3,000 light-years away in the constellation Corona Borealis is a binary star system poised for a rare thermonuclear display.—
Michael d'Estries,
Travel + Leisure,
15 Feb. 2026
Noun
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The solution was to break the problem down, considering each neutron star individually, and its companion as just a source of gravitational tides.—
Keith Cooper,
Space.com,
15 Mar. 2026
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When such a star was some 10 to 25 times the mass of our sun, that remnant is usually a neutron star.—
Joseph Howlett,
Scientific American,
11 Mar. 2026
Noun
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And that’s the key variable driving his OPOY odds.—
Rowan Fisher-Shotton,
MSNBC Newsweek,
29 Mar. 2026
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The most dangerous variable, instructors often say, is not the snowpack.—
Jane Sadowsky,
Fortune,
28 Mar. 2026
Noun
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Bradley Schaefer, an astronomer at Louisiana State University, focuses on cataclysmic variable stars, objects that vary in brightness over time due to some type of major turmoil.—
Liz Kruesi,
Quanta Magazine,
2 Feb. 2026
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In another imaging campaign, API, assisted by AMIGO, was able to produce detailed images of a black hole jet, the volcanic surface of Jupiter's moon Io, and stellar winds emanating from a distant variable star.—
Tereza Pultarova,
Space.com,
5 Nov. 2025
Noun
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Located around 40 light-years from Earth, TRAPPIST-1 d, e, f, and g all orbit their red dwarf star at distances that hypothetically could support liquid water.—
Andrew Paul,
Popular Science,
19 Mar. 2026
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The research team, led by Yilen Gómez Maqueo Chew of the National Autonomous University of Mexico, detected a transit signal in the light curve of the star TOI-1080, an inactive M4V-type red dwarf.—
Bojan Stojkovski,
Interesting Engineering,
16 Mar. 2026
Noun
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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
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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
Cite this Entry
“Red giant.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20giant. Accessed 1 Apr. 2026.
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