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Definitions

asteroid

[as-tuh-roid] / ˈæs təˌrɔɪd /


NOUN
satellite
Synonyms


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.

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Those differences can dramatically influence how an asteroid moves when exposed to intense radiation.

From Science Daily ● Nov. 8, 2026

For another simulated asteroid, the change in how quickly it spun varied by a factor of 17 depending on the direction of the X-rays.

From Science Daily ● Nov. 8, 2026

The new system overcomes that obstacle, allowing scientists to study realistic asteroid shapes while maintaining the precision needed to calculate their response to an X-ray burst.

From Science Daily ● Nov. 8, 2026

The next challenge was determining how the same physical process might affect an entire asteroid.

From Science Daily ● Nov. 8, 2026

Frieda Eichman of Grünstadt is the first to identify the asteroid, using the telescope her father gave her for her thirteenth birthday.

From "We Are the Ants" by Shaun David Hutchinson

For the first time, its onboard camera has captured the two asteroids Didymos and Dimorphos as separate objects rather than a single point of light.

From Science Daily ● Nov. 3, 2026

Together, these discoveries show that carbon-rich asteroids throughout the Solar System contain diverse prebiotic chemistry.

From Science Daily ● Nov. 3, 2026

The brand-new Vera C. Rubin Observatory is supposed to complete a groundbreaking “survey” of the universe, the most comprehensive catalog of its galaxies, asteroids, supernovas and black holes ever completed.

From The Wall Street Journal ● Nov. 2, 2026

"They're both actually quite large as far as these asteroids that are named after people tend to be, because most of the really large ones were discovered first," Nežič said.

From BBC ● Nov. 1, 2026

But if there had been any paleontologists living 67 million years ago, they could not have predicted the dinosaurs’ imminent demise, because asteroids belong to a field of science otherwise remote from dinosaur biology.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond


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