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plane of ecliptic
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English
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Noun
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plane
of
ecliptic
(
plural
planes of ecliptic
)
(
astronomy
)
The
surface
(
plane
) that contains the
orbit
of a
planet
in a
solar system
.
The
plane of ecliptic
is the orbital plane of the earth and the other planets in the solar system.
Synonyms
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orbital plane
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en:Astronomy