Whirlpool Galaxy - Wikipedia
https://en.wikipedia.org/wiki/Whirlpool_Galaxy
The Whirlpool Galaxy, also known as Messier 51a, M51a, and NGC 5194, is an interacting grand-design spiral galaxy with a Seyfert 2 active galactic nucleus. It lies in the constellation Canes Venatici, and was the first galaxy to be classified as a spiral galaxy. Its distance is 31 million light-years away from Earth.. The galaxy and its companion, NGC 5195, are easily …
DA: 65 PA: 100 MOZ Rank: 29