SN 1181 is part of a sub-class of supernova called "Type Ia supernovas ... this stolen stellar matter still piles up on the surface of the white dwarf, causing it to become unstable.
Artist's impression of a type Ia supernova where a smaller white dwarf ... You get all the bubbles forming on the surface. This is kind of what our universe looks like today.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results