Can we spot a Milky Way supernova from Earth?, NOVA

Astronomers have spotted the most powerful supernova ever

Are all the observed supernovae in the Milky Way? How far can we detect a supernova? - Quora

History of supernova observation - Wikipedia

ESA - Radioactive decay of titanium powers supernova remnant

Kepler's Nova, Exploding Star, Astronomy & Astronomer

M101's Supernova Shines On - Sky & Telescope - Sky & Telescope

New supernova identified in the weird Cartwheel galaxy

When Betelgeuse goes supernova, what will it look like from Earth?

How quickly does a supernova happen?

Astronomers See the Exact Moment a Supernova Turned into a Black Hole (or Neutron Star) - Universe Today

Betelgeuse Won't Explode for Us, but Several 'Red Nova' Stars Could