Our solar system is full of thousands of asteroids, ranging in size from tiny 3-foot ones to huge ones that can be larger than half a mile across. These asteroids all orbit around the sun, but their orbits aren’t perfectly circular. Often they will have elliptical or oval-shaped orbits that bring them closer to the sun at some times than others. That means that sometimes the orbits of these asteroids can intersect with Earth’s orbit, and they can come
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