comet

Example Sentences

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When a comet first breaks open, it exposes clean ice rather than dust.

From Science Daily • Mar. 21, 2026

"The irony is now we're just studying a regular comet and it crumbles in front of our eyes," said principal investigator Dennis Bodewits, also a professor in Auburn University's Department of Physics.

From Science Daily • Mar. 21, 2026

In a remarkable stroke of luck, NASA's Hubble Space Telescope observed a comet in the middle of breaking apart.

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

Luis Alvarez never knew of the discovery of the Chicxulub crater or of the Shoemaker-Levy comet, as he died in 1988.

From "A Short History of Nearly Everything" by Bill Bryson