[IW] Imagining Lucifer-3

[Fred Brackin]

Originally Posted by Vaevictis Asmadi

I'm liking the "colliding binary neutron stars" idea.

The issue there is that those are already supernova remnants. Unless very ancient the supernova that produced the neutron stars would leave a bubble of hot gas the way the Geminga supernova did. I haven't heard of a detectable bubble besides the Geminga one in our neighborhood.

<shrug>It's more possible and I can't rule it out but it still requires some extremely improbable events.