as in white dwarf
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Recent Examples of red dwarf
The smallest red dwarfs, with masses barely bigger than a tenth of the mass of the Sun, can burn for trillions of years.
—
Paul Sutter, Ars Technica, 16 Apr. 2024
Too Hot For Life Barnard’s star is a red dwarf star, a low-mass, cool star that comprises about 70% of all the stars in the Milky Way.
—Jamie Carter, Forbes, 1 Oct. 2024
Orbiting a red dwarf star, which typically has a longer lifespan than larger stars like our Sun, Kepler-186f might benefit from stable conditions for billions of years, giving life more time to potentially develop.
—Anna Nordseth, Discover Magazine, 31 July 2024
Attention has instead turned to small, red dwarf stars, or M-dwarfs, which are between 10% and 60% of the size of the Sun and less than 7% as bright.
—Bydaniel Clery, science.org, 20 June 2024
See all Example Sentences for red dwarf 
Paul Sutter, Ars Technica, 16 Apr. 2024
Too Hot For Life Barnard’s star is a red dwarf star, a low-mass, cool star that comprises about 70% of all the stars in the Milky Way.
—Jamie Carter, Forbes, 1 Oct. 2024
Orbiting a red dwarf star, which typically has a longer lifespan than larger stars like our Sun, Kepler-186f might benefit from stable conditions for billions of years, giving life more time to potentially develop.
—Anna Nordseth, Discover Magazine, 31 July 2024
Attention has instead turned to small, red dwarf stars, or M-dwarfs, which are between 10% and 60% of the size of the Sun and less than 7% as bright.
—Bydaniel Clery, science.org, 20 June 2024
See all Example Sentences for red dwarf
Recent Examples of Synonyms for red dwarf
Noun
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In addition to helping the researchers nail down the nebula's ellipsoidal structure, the 3D model also confirmed that the stellar corpse of the bygone star known as a white dwarf, which is seen as the tiny white dot within the nebula, is indeed located at its center.—
Sharmila Kuthunur,
Space.com,
20 Jan. 2025
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The white dwarf could be shedding matter and triggering the pulses observed by the researchers.—
Sara Hashemi,
Smithsonian Magazine,
14 Jan. 2025
Noun
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Scientists have long theorized neutron stars, ultradense core remnants left behind after massive stars explode, as origins of fast radio bursts.—
Ashley Strickland,
CNN,
24 Jan. 2025
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One of the fast radio bursts appears to have come from the chaotic, magnetically active environment near a type of dense neutron star called a magnetar.—
Ashley Strickland,
CNN,
24 Jan. 2025
Noun
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See the location of the Hollywood Sign marked by the red star in the image below.—
Greta Cross,
USA TODAY,
9 Jan. 2025
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These Earth-sized planets were found orbiting a small red star called TRAPPIST-1, a star 40 light-years away with one-tenth of the mass of the sun.—
Lisa Kaltenegger,
WIRED,
5 Dec. 2024
Noun
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However, the existence of a white dwarf is not sufficient for a Type la supernova; the white draft must also be part of a binary star system, in which a pair of stars orbit a common center of mass.—
Julian Dossett,
Space.com,
15 Jan. 2025
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New York has no issue in that regard — second in offensive rating, third in shooting percentage and a binary star averaging more than 50 points per game.—
Steven Louis Goldstein,
The Athletic,
15 Jan. 2025
Noun
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As expected with these diminutive masses, brown dwarfs are rarely found in binaries.—
Robert Lea,
Space.com,
24 Dec. 2024
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But the other system isn’t a perfect mirror of our Solar System—a brown dwarf also orbiting the star may have played a part in the Earth-like planet’s survival, experts tell The New York Times.—
Christie Wilcox,
science.org,
30 Sep. 2024
Noun
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While these terms are often politicized, some represent demographic variables that researchers collect when tracking the ebb and flow of diseases and health conditions across populations.—
Katherine J. Wu,
The Atlantic,
31 Jan. 2025
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Notably, investors and market analysts will likely observe how Chevron adapts to these circumstances, as the oil and gas sector remains susceptible to unpredictable market variables.—
Quartz Intelligence Newsroom,
Quartz,
31 Jan. 2025
Noun
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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
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In particular, Leavitt would scrutinize images of the Small and Large Magellanic Clouds, and had identified 1,800 variable stars within them.—
Keith Cooper,
Space.com,
17 Jan. 2025
Noun
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In five billion years' time, our sun will turn into a white dwarf after its red giant phase.—
Keith Cooper,
Space.com,
19 Dec. 2024
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But the discovery of an Earth-like planet orbiting a white dwarf—the stage of stellar evolution that follows a red giant—provides evidence that survival is a possibility, researchers reported last week in Nature Astronomy.—
Christie Wilcox,
science.org,
30 Sep. 2024
Thesaurus Entries Near red dwarf
Cite this Entry
“Red dwarf.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20dwarf. Accessed 8 Feb. 2025.
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