as in white dwarf
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Recent Examples of red dwarf
The planet in question, imaginatively named K2-18b, is about two and a half times the size of Earth and orbits a red dwarf star.
—
Alex Knapp, Forbes.com, 18 Apr. 2025
Discovered in 1916 by American astronomer Edward Emerson Barnard, Barnard’s Star is a small and slow-burning red dwarf classified by astronomers as an M-type star.
—Tom Metcalfe, Scientific American, 17 Mar. 2025
Multiple kinds of observations from a variety of instruments led groups to a rare phenomenon: a white dwarf tightly orbiting a red dwarf every 125 minutes.
—Paul Smaglik, Discover Magazine, 12 Mar. 2025
Based on the fact that the typical star in the Milky Way is considerably smaller than the Sun, the researchers assume a red dwarf, which produces a planet with a mass about 1.3 times that of Earth.
—John Timmer, ArsTechnica, 25 Apr. 2025
See All Example Sentences for red dwarf
Alex Knapp, Forbes.com, 18 Apr. 2025
Discovered in 1916 by American astronomer Edward Emerson Barnard, Barnard’s Star is a small and slow-burning red dwarf classified by astronomers as an M-type star.
—Tom Metcalfe, Scientific American, 17 Mar. 2025
Multiple kinds of observations from a variety of instruments led groups to a rare phenomenon: a white dwarf tightly orbiting a red dwarf every 125 minutes.
—Paul Smaglik, Discover Magazine, 12 Mar. 2025
Based on the fact that the typical star in the Milky Way is considerably smaller than the Sun, the researchers assume a red dwarf, which produces a planet with a mass about 1.3 times that of Earth.
—John Timmer, ArsTechnica, 25 Apr. 2025
See All Example Sentences for red dwarf
Recent Examples of Synonyms for red dwarf
Noun
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The system consists of one star and a white dwarf, which is the leftover core of a dead star.—
Elizabeth Gamillo,
Smithsonian Magazine,
3 July 2025
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These are binary systems in which one object, a dense stellar corpse known as a white dwarf, is stripping material from a companion star.—
Robert Lea,
Space.com,
3 July 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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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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Examples can be seen as small red patches all across this view of Chamaeleon I. The most recent census of Chamaeleon I, by Penn State University astronomer Kevin Luhman in 2017, found about 50 new stars and brown dwarfs, bringing the total population of Chamaeleon I up to 226 members.—
Keith Cooper,
Space.com,
16 June 2025
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The new brown dwarfs also exhibit signals from an unidentified hydrocarbon, a chemical compound composed solely of hydrogen and carbon atoms.—
Robert Lea,
Space.com,
12 June 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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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
Noun
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That's 83 Ursae Majoris, a red giant star roughly 80 times larger and about 1,300 times more luminous than the sun.—
Joe Rao,
Space.com,
9 June 2025
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This may become particularly relevant when the proximate red giant star known as Betelgeuse, located around 700 light-years away, goes supernova.—
Robert Lea,
Space.com,
13 June 2025
Cite this Entry
“Red dwarf.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/red%20dwarf. Accessed 19 Jul. 2025.
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