How to Use circumstellar in a Sentence
circumstellar
adjective-
Our protoplanetary disk has long since evaporated, as has any trace of a circumstellar debris disk.
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Big Think,
8 May 2026
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There's an exclusion zone for planets in circumstellar orbits around binary stars in which a planet can get no closer than four times the binary period.
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Keith Cooper,
Space.com,
3 June 2026
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That light is only produced after the gravitational wave signal has ended, and may further be delayed by having to pass through the circumstellar material.
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Big Think,
13 Nov. 2025
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Furthermore, the complexity of the structure of the circumstellar material will also take some disentangling.
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Keith Cooper,
Space.com,
13 Aug. 2025
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Other red supergiants in binary or multiple star systems display equatorial rings in their circumstellar material driven by the orbital interactions of a companion star.
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Keith Cooper,
Space.com,
13 Aug. 2025
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Cugno alludes to the fact that CT Cha b is also positioned within a circumstellar planet-forming disk, albeit at a huge distance from its star of 440 astronomical units (41 billion miles/65 billion kilometers).
—
Keith Cooper,
Space.com,
30 Sep. 2025
Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'circumstellar.' 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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