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

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

From Science Daily • Mar. 20, 2026

Swift detected hydroxyl when the comet was nearly three times farther from the Sun than Earth is, well beyond the region where surface ice would normally turn directly into vapor.

From Science Daily • Feb. 11, 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

Whenever a new comet was discovered, it gave additional support to Newton’s calculations.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife