Astronomers from ESA’s Herschel mission have released a series of stunning maps of star-forming regions in the Milky Way’s Galactic plane. The emission nebula RCW 120 seen by Herschel. It lies about 4,300 light-years away. A star at the center, not visible at these infrared wavelengths, has blown a beautiful bubble around itself with the mighty pressure of the light it radiates. The pressure is so strong that it has compressed the material at...
