.Sets of stars specified the interstellar tool ablaze in the Andromeda Galaxy about 2.5 million light-years away. Also known as M31, Andromeda is actually the Galaxy's closest primary universe. It gauges about 152,000 light-years all over and, along with just about the very same mass as our home universe, is actually headed for a wreck along with the Galaxy in 2-4 billion years. In the meantime, Andromeda stays an item of research for many stargazers.