N131: A dust bubble born from the disruption of a gas filament
N131: A dust bubble born from the disruption of a gas filament
OB type stars have strong ionizing radiation, and drive energetic winds. The ultraviolet (UV) radiation from ionizing stars may heat dust and ionize gas to sweep up an expanding bubble shell. This shell may be the result of feedback leading to a new generation of stars. N131 is an infrared …