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Oort cloud

انگلیسی به فارسی

ابر اورت


پیشنهاد کاربران

توده/ابر اورت
/ɔrt klaʊd/
Astronomy:
Oxford:
A spherical cloud of small rocky and icy bodies postulated to orbit the sun beyond the orbit of Pluto and up to 1. 5 light years from the sun, and to be the source of comets. Its existence was proposed by J. H. Oort

Webster:
A spherical shell of cometary bodies believed to surround the sun far beyond the orbits of the outermost planets and from which some are dislodged when perturbed to fall toward the sun



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