as in white dwarf
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Recent Examples of red dwarf
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
This proximity to a red dwarf is problematic, however, as these pipsqueak stars can punch well above their weight by regularly unleashing violent stellar outbursts.
—Jonathan O'Callaghan, Scientific American, 8 Sep. 2025
Illustration: Getty Images A team of astronomers from the University of Montreal has discovered a new potentially habitable exoplanet orbiting the red dwarf star L 98-59, 35 light-years from Earth.
—Jorge Garay, Wired News, 28 July 2025
See All Example Sentences for red 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
This proximity to a red dwarf is problematic, however, as these pipsqueak stars can punch well above their weight by regularly unleashing violent stellar outbursts.
—Jonathan O'Callaghan, Scientific American, 8 Sep. 2025
Illustration: Getty Images A team of astronomers from the University of Montreal has discovered a new potentially habitable exoplanet orbiting the red dwarf star L 98-59, 35 light-years from Earth.
—Jorge Garay, Wired News, 28 July 2025
See All Example Sentences for red dwarf
Recent Examples of Synonyms for red dwarf
Noun
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Their relationship is even more involved than that — the gravitational pull of the white dwarf is actually stretching Wolf 1130A into an egg shape toward it.—
Keith Cooper,
Space.com,
7 Oct. 2025
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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
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When their cores run out of fuel, gravity crushes them inward, triggering supernovae that leave behind a neutron star or black hole.—
Sharmila Kuthunur,
Space.com,
8 Oct. 2025
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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
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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
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Aldebaran, the red star that represents the 'right eye' of the bull, appears to be part of the cluster, but is actually located a mere 65 light-years from us.—
Anthony Wood,
Space.com,
17 Aug. 2025
Noun
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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
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The double stars of Albireo are considered a binary star system, just over 400 light-years away, with just one light-year equaling nearly 6 trillion miles.—
Mike Lynch,
Twin Cities,
14 Sep. 2025
Noun
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Another possibility is that the presence of phosphine is somehow related to the intrinsic chemical composition of the brown dwarf.—
Keith Cooper,
Space.com,
7 Oct. 2025
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The first brown dwarfs were only found in the 1990s.—
Phil Plait,
Scientific American,
12 June 2025
Noun
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Fixed or variable SecureEquity SecureEquity is Mutual of Omaha's exclusive jumbo reverse mortgage.—
Kelsey Neubauer,
CNBC,
13 Oct. 2025
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Knowing this, the military was intensely interested in optimization problems — that is, how to strategically allocate limited resources in situations that could involve hundreds or thousands of variables.—
Quanta Magazine,
Quanta Magazine,
13 Oct. 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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Many of these alerts will be triggered by variable stars, which cyclically change in brightness.—
IEEE Spectrum,
IEEE Spectrum,
23 June 2025
Noun
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Orionid meteors appear to emanate from a point in the sky known as a radiant located close to the red giant Betelgeuse.—
Anthony Wood,
Space.com,
14 Oct. 2025
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This star is a red giant known as SDSS J0715-7334, and has just one-20,000th the abundance of heavy elements that our Sun possesses.—
Big Think,
Big Think,
10 Oct. 2025
Cite this Entry
“Red dwarf.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20dwarf. Accessed 20 Oct. 2025.
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