galactic plane

noun

, Astronomy.

1. the plane of the galactic equator.

galactic plane

noun

1. the plane passing through the spiral arms of the Galaxy

Word History and Origins

Origin of galactic plane¹

First recorded in 1840–50

Example Sentences

Astronomers find it extremely challenging to observe stars and other celestial objects in the galactic plane.

From Space Scoop

Image: The new survey dataset of the galactic plane of the Milky Way contains 3.32 billion celestial objects — the largest such catalogue so far.

From Space Scoop

Astronomers find it extremely challenging to observe stars and other celestial objects in the galactic plane.

From Space Scoop

Image: The new survey dataset of the galactic plane of the Milky Way contains 3.32 billion celestial objects — the largest such catalogue so far.

From Space Scoop

Astronomers find it extremely challenging to observe stars and other celestial objects in the galactic plane.

From Space Scoop