.Bunches of celebrities set the interstellar medium ablaze in the Andromeda Galaxy concerning 2.5 thousand light-years away. Likewise referred to as M31, Andromeda is actually the Galaxy's closest significant galaxy. It gauges about 152,000 light-years across and also, with virtually the very same mass as our home galaxy, is headed for a collision along with the Galaxy in 2-4 billion years. In the meantime, Andromeda continues to be an item of research study for a lot of astronomers.