How to Use red giant in a Sentence
red giant
noun-
Astronomically, Arcturus is considered a bloated red giant star nearing the end of its life.
—Mike Lynch, Twin Cities, 12 May 2024
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The red giant star Aldebaran makes up one of the Bull’s eyes.
—Joshua Rapp Learn, Discover Magazine, 4 Aug. 2022
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This gives the red giant a radius 750 times that of our sun.
—Ashley Strickland, CNN, 19 Oct. 2020
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That’s why Freedman set out to use tip of the red giant branch stars.
—Quanta Magazine, 26 Feb. 2020
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As a red giant, the star was huge—10 times larger than Earth's sun.
—David Grossman, Popular Mechanics, 5 Aug. 2019
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And what will happen to the planets once the sun enters the red giant phase?
—Eric Betz, Discover Magazine, 6 Feb. 2020
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Antares, a red giant star just to the lower right of Jupiter, is the brightest star in Scorpius and marks the heart of the beast.
—Mike Lynch, Twin Cities, 4 Aug. 2019
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The star-turn of Boötes is the red giant star Arcturus, one of the brightest stars that can be seen from Earth.
—Jamie Carter, Forbes, 18 Apr. 2021
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That cause the layers to expand and transform the star into a red giant.
—Julia Musto, Fox News, 4 May 2023
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Around 1,000 years ago the central star ran out of fuel and swelled into a red giant.
—Charlie Wood, Popular Science, 10 Feb. 2020
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This causes the entire star to bloat out into what’s known as a red giant.
—Mike Lynch, Twin Cities, 15 Dec. 2019
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Astronomers have gotten their best look yet at the surface of a red giant star.
—Jason Daley, Smithsonian, 31 Jan. 2018
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At that time, the sun will expand into a red giant star, subsuming the Earth in a fiery blaze.
—Madeleine Stone, National Geographic, 20 Aug. 2020
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Orion’s brightest stars are Rigel, marking one of the hunter’s knees, and the red giant star Betelgeuse at his armpit.
—Mike Lynch, Twin Cities, 29 Dec. 2019
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The Aldebaran, a red giant star that depicts the bull's eye, is Taurus's brightest star.
—Isabel Garcia, House Beautiful, 26 Mar. 2020
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That eye is really the red giant star Aldebaran, which sits 67 light-years from Earth.
—National Geographic, 1 Nov. 2016
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Eventually, the helium in a red giant's core will be spent, and the core will shrink again.
—Jennifer Ouellette, Ars Technica, 29 Mar. 2022
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So these stars take on an orange-red appearance, hence the red giant moniker.
—Jennifer Ouellette, Ars Technica, 29 Mar. 2022
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Nor are Jupiter and the other outer planets likely to be at risk when the Sun puffs out into a red giant.
—Jennifer Ouellette, Ars Technica, 3 May 2023
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U Cam is a red giant, a star that was once like the Sun but has gone much further along its evolutionary path.
—Phil Plait, Discover Magazine, 5 July 2012
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Instead, her team looked toward old, swollen stars called red giants.
—Joshua Sokol, Science | AAAS, 19 July 2019
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Chicago South Side native Mari Zavala raised her eyes at the shining red giant that spits out packets of ketchup with a slam of your hand.
—Michael Loria, USA TODAY, 13 Apr. 2024
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Sitting at 66 light-years away from Earth, this red giant star represents the eye of the mythical bull.
—National Geographic, 16 Oct. 2019
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In 5 billion years, our sun will balloon into a red giant star.
—Quanta Magazine, 20 Dec. 2023
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This is the eventual fate of the sun, and Mercury, Venus, and Earth (and maybe even Mars) will be shredded as the sun expands into this red giant phase.
—John Wenz, Popular Mechanics, 4 Apr. 2019
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They are thought to form when red giant or red supergiant star collides with a neutron star.
—Eric Betz, Discover Magazine, 26 Mar. 2021
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Mercury, Venus and most likely even Earth will be engulfed by the Sun’s expansion as a red giant.
—Bruce Dorminey, Forbes, 23 Jan. 2023
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But the latest study is relying on a different kind of stars called red giants.
—Ashley Strickland, CNN, 16 July 2019
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Also, that big red giant looks a lot like the unexplained mountain in the Indian ocean.
—Chris Smith, BGR, 10 Nov. 2021
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The eight-million-year-old red giant is on the brink of star death, also known as going supernova.
—Jason Daley, Smithsonian, 28 June 2017
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'red giant.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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