1. Six thousand two hundred light-years away, the Perseus Arm of the Milky Way is a hotbed of star formation. “The low-mass forming stars are seen as tiny yellow dots embedded in cool red filaments, while the highest-mass stars — with greater than eight times the mass of our sun — emit intense radiation, heating up the gas and dust around them and appearing here in blue.” (via)

     
  1. boldlywego posted this