minor planet(redirected from Hirayama family)
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|Noun||1.||minor planet - any of numerous small celestial bodies that move around the sun|
asteroid - any of numerous small celestial bodies composed of rock and metal that move around the sun (mainly between the orbits of Mars and Jupiter)
KBO, Kuiper belt object - any of many minor planets in the Kuiper belt outside the orbit of Neptune at the edge of the solar system
solar system - the sun with the celestial bodies that revolve around it in its gravitational field