Asteroid

(n) /ˈæstərɔɪd/

Meaning

A small rocky body orbiting the sun. large numbers of these, ranging enormously in size, are found between the orbits of mars and jupiter, though some have more eccentric orbits.

Pronunciation

UK ˈæstərɔɪd

US ˈæstərɔɪd

Example Sentences

The four giant planets, and at least one asteroid, have rings.
Beyond [Mars] lies the asteroid belt, a region full of rocks and small bodies orbiting the Sun.

Learn Asteroid in Context

A Simple Look at the Solar SystemThe solar system is so large that light takes over eight minutes to travel from the Sun to Earth. It is made up of the Sun, eight planets, and many smaller objects such as moons and asteroids. The Sun...Read story

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