Our Milky Way is on a collision course with another spiral galaxy called Andromeda.

Our Milky Way is on a collision course with another spiral galaxy called Andromeda. Today Andromeda is visible as a speck of light in the night sky, but about 5 billion years from now, it will be tangled up with us. Our galaxy's spiral arms will disappear, and so will our supermassive black hole. #space #universe #earth #knowledge #solarsystem #gravity #science #distances #xuhuong #physics #astrophysics

#astronomy