The mystery deepens.

A new study has returned to a popular Milky Way attraction, formed by a fast-spinning dead star core that scientists say is one of the most powerful electromagnetic generators in the galaxy.

At the heart of this colorful nebula is a so-called pulsar, a type of <a href="https://me.mashable.com/space/38641/webb-telescope-just-found-the-holy-grail-in-a-famous-supernova" …