Supergalactic coordinate system

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

The supergalactic coordinate system is a reference frame for the supercluster of galaxies that contains the Milky Way galaxy, referenced to a local relatively flat collection of galaxy clusters used to define the Supergalactic plane.

Excerpt from the Wikipedia article “Supergalactic coordinate system”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: RobbertMoolhuijsen, CC BY-SA 4.0, via Wikimedia Commons.