asteroid

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Definition/MeaningWord/Phrase
asteroid whose orbit crosses the Earth's orbit Apollo asteroid
largest asteroid and the first discovered Ceres
asteroid discovered in 1977; it is unique in having an orbit lying mainly between the orbits of Saturn and Uranus Chiron
(astronomy) a major planet whose orbit is outside the asteroid belt (Jupiter, Saturn, Uranus, Neptune, Pluto) outer planet
large asteroid; the second asteroid to be discovered Pallas
brightest asteroid but the fourth to be discovered Vesta
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