The Milky Way Broke one of its Arms

Never before seen radio waves detected from nearby stars and distant galaxies while studying a galactic body that neighbors our own Milky Way galaxy—the Large Magellanic Cloud

Milky Way has a 3,000-light-year-long splinter in its arm, and astronomers don't know why

Astronomers Find a 'Break' in One of the Milky Way's Spiral Arms.