GMAT
The Kuiper belt, like the asteroid belt, consists of small bodies, remnants of the Solar System's formation, but the asteroids are made of rock just as the Kuiper belt objects are composed of "frozen volatiles," like methane, ammonia, and water.
Like the asteroid belt, the Kuiper belt consists of small bodies, remnants of the Solar System's formation, but whereas asteroids are made of rock, Kuiper belt objects are composed of "frozen volatiles," such as methane, ammonia, and water.
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