.Sets of stars specified the interstellar medium ablaze in the Andromeda Galaxy about 2.5 million light-years away. Also known as M31, Andromeda is actually the Galaxy's closest major galaxy. It evaluates approximately 152,000 light-years throughout as well as, with just about the same mass as our home galaxy, is headed for a crash along with the Galaxy in 2-4 billion years. For the time being, Andromeda continues to be an object of research for lots of astronomers.