.Sets of celebrities prepared the interstellar channel ablaze in the Andromeda Galaxy regarding 2.5 thousand light-years away. Also called M31, Andromeda is actually the Galaxy's closest primary galaxy. It measures approximately 152,000 light-years around and also, with practically the same mass as our home universe, is actually headed for a wreck along with the Milky Way in 2-4 billion years. In the meantime, Andromeda remains an object of study for many astronomers.