An enormous wave within the Milky Method could have been created by one other galaxy

The Milky Method seems to have an unlimited ripple spreading out throughout at the least 1 / 4 of its disc. If confirmed, the construction could be a relic from a brush with one other galaxy, however not all astronomers are satisfied that it truly exists.

Whereas illustrations usually present our galaxy as a flat disc with a bulge within the center, its construction is way more sophisticated. Astronomers have mapped undulating clouds of stars and fuel that create waves throughout small sections of the Milky Method. They’ve additionally discovered that…