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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.

If the asteroid truly represents the metallic interior of an early world, it could provide researchers with a rare opportunity to study material similar to what lies deep inside rocky planets such as Earth.

From Science Daily • May 26, 2026

The spacecraft is scheduled to arrive at asteroid Psyche in August 2029.

From Science Daily • May 26, 2026

One possibility was that the outer rocky planet had once possessed a thick atmosphere that was later blasted away by a collision with a massive asteroid, comet, or another large object.

From Science Daily • May 21, 2026

NASA’s Amit Kshatriya, the man behind Artemis, on the race with China to reach Mars, the asteroid belt and Jupiter’s moons.

From The Wall Street Journal • May 15, 2026

Day 475 We safely emerge from the main asteroid belt, happy to have survived.

From "Cosmos" by Carl Sagan




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