Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. A 3D model of the Milky Way ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: CfA, Leah Hustak (STScI) The Local Bubble is a region of surprisingly low-density gas ...