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physical phenomena > event > celestial event > periodic celestial event > orbital event > Sun orbital event

Sun orbital event comparison table

Subject	has definition	is a kind of	has antonym	is an instance of
aphelion	The point in a planetary orbit that is at the greatest distance from the Sun.		perihelion	Sun orbital event
ascending node	In the orbit of a solar-system body, the point where the body crosses the ecliptic from south to north: for a star, out of the plane of the sky toward the observer.	Sun orbital event
descending node	The point in the orbit of a solar-system body where the body crosses the ecliptic from north to south.			Sun orbital event
perihelion	The point in the orbit of an object orbiting the Sun where it is closest to the Sun's center of mass. Earth's perihelion occurs early in January.		aphelion	Sun orbital event

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