The supernova remanent is located about 19,600 light years away from Earth.
A new image by Chandra reveals a rare supernova remanent created by a white dwarf accumulating material from another star until it explodes.
The supernova remanent is located about 19,600 light years away from Earth.
A new image by Chandra reveals a rare supernova remanent created by a white dwarf accumulating material from another star until it explodes.