as in white dwarf
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Recent Examples of brown dwarf
While some brown dwarfs may form stable planetary systems in their own right, astronomers have observed rogue brown dwarfs – objects that are free floating in space.
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Conor Feehly, Discover Magazine, 20 Sep. 2024
Matthews says that both the brown dwarfs likely formed from the same material, and at the same time, as Eps Ind Ab and its parent star.
—Tom Hawking, Popular Science, 24 July 2024
In the case of brown dwarfs, though, that shine is pretty faint.
—Phil Plait, Scientific American, 19 Jan. 2024
Zoom out: Their new proposal would instead classify planets based on their mass, considering a planet to be any celestial body that:
orbits one or more stars, brown dwarfs or stellar remnants and,
is more massive than 10²³ kilograms (kg) and,
is less massive than 13 Jupiter masses (2.5 X 10²⁸ kg).
—Jacob Knutson, Axios, 11 July 2024
See all Example Sentences for brown dwarf 
Conor Feehly, Discover Magazine, 20 Sep. 2024
Matthews says that both the brown dwarfs likely formed from the same material, and at the same time, as Eps Ind Ab and its parent star.
—Tom Hawking, Popular Science, 24 July 2024
In the case of brown dwarfs, though, that shine is pretty faint.
—Phil Plait, Scientific American, 19 Jan. 2024
Zoom out: Their new proposal would instead classify planets based on their mass, considering a planet to be any celestial body that:
orbits one or more stars, brown dwarfs or stellar remnants and,
is more massive than 10²³ kilograms (kg) and,
is less massive than 13 Jupiter masses (2.5 X 10²⁸ kg).
—Jacob Knutson, Axios, 11 July 2024
See all Example Sentences for brown dwarf
Recent Examples of Synonyms for brown dwarf
Noun
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Situated some 3,000 light-years away from Earth, the Blaze Star is a binary system in which a white dwarf, the core remains of a dying star, accumulates material from its neighboring red giant star.Alexa Robles-Gil, Smithsonian Magazine, 7 Oct. 2024
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The white dwarf stage is normally a super peaceful retirement period for stars.Jacek Krywko, Ars Technica, 21 May 2024
Noun
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For example, the current model of airspace allocation, based on decades-old frameworks, contrasts sharply with the potential for drone corridors that could populate the skies with the density of a neutron star (OK, slight exaggeration).Clyde Wayne Crews Jr., Forbes, 12 Jan. 2025
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Previously, skepticism surrounded the possibility of a radio burst escaping the intense environment of a magnetar, a neutron star with a powerful magnetic field.Jack Knudson, Discover Magazine, 3 Jan. 2025
Noun
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In mid-December 2024, scientists discovered a pair of binary stars designated D9 orbiting each other close to Sagittarius A* (Sgr A*), the supermassive black hole at the heart of the Milky Way.Robert Lea, Space.com, 30 Dec. 2024
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Scientists have never been able to detect the binary star system within the S-cluster -- until now.Julia Jacobo, ABC News, 17 Dec. 2024
Noun
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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
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Outside, after the mass, all the weeds in town were topped with red stars.Leanne Potts, Better Homes & Gardens, 30 Nov. 2024
Noun
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That is the result of the unusual characteristics of their tiny and cool host red dwarf star, which can mimic atmospheric signals that are already weak and hard to detect.Sharmila Kuthunur, Space.com, 18 Dec. 2024
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However, red dwarf stars have starspots and eruptions that interfere with measurements.Jamie Carter, Forbes, 16 Dec. 2024
Noun
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Health equity requires a broader approach — one that recognizes and acts on the importance of real life variables like access to nutritious food, stable housing, and transportation.Ann Marie P. Mauro, New York Daily News, 11 Jan. 2025
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As these emergency travelers make short-notice decisions on when to go, where to stay and when to return, hoteliers are juggling more variables than usual.Christopher Reynolds, Los Angeles Times, 11 Jan. 2025
Noun
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This region, about 8,000 light-years from Earth, is located adjacent to the famous explosive variable star Eta Carinae, which lies just outside the field of view toward the upper right.Alan Taylor, The Atlantic, 8 Dec. 2024
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Stars that change in brightness, known as variable stars, get brighter and dimmer; supernovas burst into view and then gradually fade away; and thousands of objects too faint to see with the unaided eye, like asteroids, move steadily across the sky.Dan Falk, Smithsonian Magazine, 20 June 2024
Noun
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This group has analyzed the most recent and most comprehensive observations of type-Ia supernovas and say the evidence is consistent with a model of the universe that isn’t exploding after all.The Physics arXiv Blog, Discover Magazine, 31 Dec. 2024
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Rubin's wide field of view will enable it to produce alerts for transient events like supernovas or asteroids within 120 seconds, generating 20 terabytes of data each night, ultimately creating the largest astronomical movie ever.Jamie Carter, Forbes, 7 Dec. 2024
Thesaurus Entries Near brown dwarf
Cite this Entry
“Brown dwarf.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brown%20dwarf. Accessed 15 Jan. 2025.
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