click pic to source at NASA
'this composite color infrared image of the center of our milky way galaxy reveals a new population of massive stars and new details in complex structures in the hot ionized gas swirling around the central 300 light-years. this sweeping panorama is the sharpest infrared picture ever made of the galactic core and offers a laboratory for how massive stars form and influence their environment in the often violent nuclear regions of other galaxies.'
