Linked from

The 11 pages that link to Galactic coordinate system, each with the reason it gives.

• Perseus ArmRelated: Astronomers use it to describe the arm’s position across the Galactic disk.

• Galactic planeRelated: Its zero-latitude line traces the galactic plane across the sky.

• Orion ArmRelated: Its coordinates help specify the Sun’s position within the Galaxy.

• Zone of AvoidanceRelated: The obscured band is defined by its position near zero Galactic latitude.

• Galactic astronomyRelated: It gives astronomers a natural frame for mapping objects across the Galaxy.