comet

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

If fresh ice was exposed, why did the comet not brighten right away?

From Science Daily • Mar. 21, 2026

This discovery was once seen as evidence that Earth may have been struck by a rare meteorite or comet.

From Science Daily • Mar. 20, 2026

However, another theory proposed that a comet or asteroid impact over North America triggered the event.

From Science Daily • Mar. 20, 2026

This summer, that traveler entered our solar system and received the name 3I/ATLAS, becoming only the third confirmed interstellar comet ever observed.

From Science Daily • Feb. 11, 2026

If Jupiter were a meter across, our comet would be smaller than a speck of dust, but when fully developed, its tail would be as great as the distances between the worlds.

From "Cosmos" by Carl Sagan