The Whirlpool Galaxy, also known as Messier 51a or NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus, lying in the constellation Canes Venatici. It was the first galaxy to be classified as a spiral galaxy and lies about 31 million light-years away.
Facts
Object TypeInteracting grand-design spiral galaxy 1 Orbital Distance31 million light-years (9.5 Mpc) from Earth 1 Discovery Year Classification
Constellation In the Other Atlases
In Constellation
Also in Divinity Atlas: the constellation this subject lies in.
Sources
1. Wikipedia (space and spaceflight articles)
Wikimedia Foundation
2. Wikidata: Whirlpool Galaxy
Whirlpool Galaxy (Wikipedia)
Whirlpool Galaxy, lead section
It is 31 million light-years (9.5 megaparsecs/Mpc) away
Lead section
The Whirlpool Galaxy, also known as Messier 51a (M51a) or NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus.
Whirlpool Galaxy, Wikipedia - lead section, constellation
It lies in the constellation Canes Venatici, and was the first galaxy to be classified as a spiral galaxy.
- In Group: Spiral Galaxies, infobox 'type' field: SA(s)bc pec (NED classification, de Vaucouleurs system) filed under Spiral Galaxies
- In Category: Celestial Objects, Whirlpool Galaxy, Wikipedia summary
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