Whirlpool Galaxy

The Whirlpool Galaxy is also known as Messier 51A, M51a, or NGC 5194, the Whirlpool Galaxy is an interacting grand-design spiral galaxy located at a distance of about 23 million light-years away in the constellation Canes Venatici. This is one of the most famous spiral galaxies in the sky. And a companion galaxy (NGC 5195) are easily observed by amateur astronomers, and the two galaxies may even be seen with binoculars.