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nounUnited States astronomer (born in the Netherlands) who studied the solar system and suggested in 1951 that there is a belt of comet-like debris at the edge of the solar system (1905-1973)
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Definition that contains kuiper
- kbo any of many minor planets in the Kuiper belt outside the orbit of Neptune at the edge of the solar system
- kuiper belt object any of many minor planets in the Kuiper belt outside the orbit of Neptune at the edge of the solar system