The Anatomy of a Supernova

 

 

So this article/video will focus on two papers. The First is "Critical Metallicity of Cool Supergiant Formation. II. Physical Origin" LINK. The second is "Multiwavelength Signatures of Supernova Shock Breakout from Red Supergiants in Two Dimensions" LINK.

Every once in a while astronomers run into a stellar explosion that refuses to follow the rules.

Most supernovae follow a fairly predictable script: a star reaches the end of its life, collapses or detonates, brightens rapidly, and then fades away as radioactive elements decay. But modern sky surveys are discovering more and more events that simply don’t behave the way textbooks say they should.

Two recent research papers published in The Astrophysical Journal explore this strange territory. They investigate unusual stellar explosions that change type, brighten again after fading, or interact with their surroundings in unexpected ways.

For amateur astronomers who follow supernova discoveries—or who spend time hunting faint remnants in large telescopes—these papers reveal something important:

The death of a star is often far messier than we once believed.

 

Part I

 

Part II 

 

 

Part III The Timeline of a Supernova

 

 I really recommend reading and listening to the full article and videos over at EadsyAstronomy at this LINK. Remember membership is free and you get notified there when I post. I would love to have you as part of the community!