double star


: two stars that appear near each other in the sky:
: two stars that are in very nearly the same line of sight but belong to separate star systems and may be very far apart

Examples of double star in a Sentence

Recent Examples on the Web Deneb marks the Swan’s tail, and its neck stretches into the middle of the triangle, terminating in the beautiful double star Albireo. Geoff Chester, Washington Post, 1 Sep. 2023 Researchers believe the rings are shells of material surrounding the star, which is actually a double star system. Dan Falk, Smithsonian Magazine, 5 July 2023 The obvious other choice was a star; after all, double star systems litter the cosmos. Nola Taylor Redd, Discover Magazine, 21 Apr. 2019 The double star Alpha Centauri AB also appears in the image between the planet and Proxima itself. Eric Betz, Discover Magazine, 21 Feb. 2020 The double star system, glowing in red, white, and blue, has exploded several times. Hailey Rose McLaughlin, Discover Magazine, 3 July 2019 Kepler-16b was the first exoplanet found to circle a double star. Dean Regas, The Enquirer, 8 Sep. 2021 Most of the stars in the study lie at distances of 1600 light years or less and in some cases, the planets orbit only one star in the double star system. Bruce Dorminey, Forbes, 29 June 2021 The double star system shows that distant planets can exist and suggests that planets can form early on in the lifetime of a star. Ashley Strickland, CNN, 11 Dec. 2020 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'double star.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1767, in the meaning defined above

Time Traveler
The first known use of double star was in 1767

Dictionary Entries Near double star

Cite this Entry

“Double star.” Dictionary, Merriam-Webster, Accessed 27 Feb. 2024.

Kids Definition

double star

: two stars that appear very near each other
especially : binary star

More from Merriam-Webster on double star

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