NASA's Chandra discovers possible supernova remnant in galactic center

NASA's Chandra discovers possible supernova remnant in galactic center Phys.org Astronomers May Have Found Supernova Remnant near Milky Way’s Central Black Hole Sci.News NASA spots the possible remains of a massive supernova in the middle of the Milky Way Scientific American Supernova Remnant Close to the Galactic Center Is 1,700 Years Old and Expanding at 2 Million MPH autoevolution Chandra X-ray Observatory Data Points To Supernova Near Galactic Center Orbital Today