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.

Both worlds may have migrated early in their lives, which would have shifted their positions around the sun and sent barrages of water-rich comets cascading toward Earth and other inner planets.

From Scientific American

This kind of frustration was both spirit and subject of the regrettable parable “Don’t Look Up,” in which astronomers’ warnings about an approaching comet were swallowed in the black hole of 24-hour media.

From New York Times

Meanwhile, there were no observed signs of cometary activity — such as a cometary tail, or gas emission absorption lines — which is why the possibility of it being a comet was initially ruled out by some.

From Salon

Two astronomers discover a comet headed straight for Earth.

From New York Times

This is all part of NASA's Planetary Defense group, whose sole purpose is to discover and monitor asteroids and comets that might pose a risk to Earth.

From Salon