double star

noun

: two stars that appear near each other in the sky:
a
: 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
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The National Park Service recommends that visitors head to the amphitheater in the Skyland area or the Big Meadows area for the best chance to see star clusters, double stars, and the like. Lydia Mansel, Southern Living, 8 June 2025 Spica is actually a double star system around 250 light-years, or a little over 1,400 trillion miles, away from Earth. Mike Lynch, Twin Cities, 18 May 2025 Those 16 all orbit around the equatorial plane of their double star system — such orbits are said to be 'co-planar'. Keith Cooper, Space.com, 4 May 2025 The analysis also paves the way for more supernova archaeology studies using other outbursts of double star systems. Ron Estes, MSNBC Newsweek, 28 Mar. 2025 See All Example Sentences for double star

Word History

First Known Use

1767, in the meaning defined above

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

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Cite this Entry

“Double star.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/double%20star. Accessed 13 Jun. 2025.

Kids Definition

double star

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

More from Merriam-Webster on double star

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