Writer Fuel: Astronomers Map Our Local “Swiss Cheese” Bubble in 3-D
An enormous,1,000-light-year-wide “superbubble” surrounds our planet. Now, astronomers have made the first ever 3D map of its magnetic field. The gigantic structure, known as the “Local Bubble,” is a hollow blob of diffuse, hot plasma enclosed by a shell of cold gas and dust along whose surface stars form. It is just one of numerous … Read more
