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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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The Little Prince, who lives on a house-sized asteroid, recounts his travels to different planets and shares solemn wisdom about life’s challenges.

From The Wall Street Journal Aug. 17, 2026

Japan also has experience in bringing back samples from space, including JAXA's unmanned Hayabusa-2 which returned 5.4 grams of rock and dust collected from an asteroid several hundred million kilometres from Earth in 2020.

From Barron's Aug. 16, 2026

"Asteroids are a really interesting challenge in many ways. It's unusual for an asteroid to come out of nowhere," explained Nash.

From Barron's Aug. 7, 2026

Even seasoned investment analysts struggle to value the long-term potential of asteroid mining.

From The Wall Street Journal Aug. 6, 2026

After much thought, the Alvarezes concluded that the most plausible explanation–plausible to them, at any rate–was that the Earth had been struck by an asteroid or comet.

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

The "capture" hypothesis meanwhile postulates that the moons are asteroids from the outer Solar System that were captured by Mars' gravity.

From Barron's Aug. 16, 2026

This occurs when the Earth passes through trials of debris from asteroids or comets.

From BBC Aug. 12, 2026

Meteor showers happen when the Earth passes through trails of debris from asteroids or comets - a snowball of frozen rock and gas orbiting the Sun.

From BBC Aug. 11, 2026

While smaller space rocks frequently burn up in Earth's atmosphere, large orbiting rocks like asteroids are rarer.

From Barron's Aug. 7, 2026

They spent one week each month at the Palomar Observatory in California looking for objects, asteroids primarily, whose trajectories carried them across Earth’s orbit.

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




Vocabulary lists containing asteroid


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