.Bunches of stars prepared the interstellar medium ablaze in the Andromeda Galaxy regarding 2.5 million light-years away. Likewise known as M31, Andromeda is actually the Galaxy's closest major galaxy. It measures approximately 152,000 light-years around and also, with just about the same mass as our home universe, is headed for a crash with the Milky Way in 2-4 billion years. For the time being, Andromeda remains a things of study for several stargazers.