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cometary

  • a word derived from comet.
    comet
    noun
    a celestial body moving about the sun, usually in a highly eccentric orbit, consisting of a central mass surrounded by an envelope of dust and gas that may form a tail that streams away from the sun.

Example Sentences

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“This is due to the fact that fireballs originate from larger particles of cometary material.”

From Los Angeles Times ● Jul. 29, 2025

Now, a team of scientists have performed an intensive investigation of Ryugu samples, discovering evidence that points to cometary organic matter being transported from space to the near-Earth region.

From Science Daily ● Jan. 23, 2024

The formation of a supercontinent is not a fast and furious horror show like a cometary impact or, say, humanity’s rapid-fire gaming of the climate and annihilation of natural habitats.

From Scientific American ● Oct. 17, 2023

In the same paper, Loeb theorized the acceleration could have been a result of cometary outgassing, but said it was unlikely because there was no evidence for a cometary tail around it.

From Salon ● Mar. 26, 2023

There the Sun heats it, the ice is vaporized, and a lovely cometary tail develops.

From "Cosmos" by Carl Sagan

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