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galac'tic equa'tor

the great circle on the celestial sphere that is equidistant from the galactic poles, being inclined approximately 62° to the celestial equator and lying about one degree north of the center line of the Milky Way. Also called galac'tic cir'cle.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

galactic coordinatesgalactic latitude


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