The Aten asteroids are a group of asteroids, whose orbit brings them into proximity with Earth. Aten asteroids are defined by having a semi-major axis of less than one astronomical unit (AU), the (roughly) average distance from the Earth to the Sun. A near-Earth object (NEO) is any small Solar System body whose orbit brings it into proximity with Earth.
A near-Earth object is one whose orbit brings it into proximity with Earth.
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A near-Earth object is one whose orbit brings it into proximity with Earth.
Create a short claim.
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A near-Earth object is one whose orbit brings it into proximity with Earth.
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