# Tag Info

Accepted

### Do “neutrino supernovae” exist?

The answer appears to be yes. Unless the accretion-induced-collapse (AIC) supernova interacts with a close companion (see below) then the supernova will be much fainter optically than a Type II core-...
• 114k

### Why haven’t we observed supernova events of the hypothetical population III stars?

Massive Population III stars are thought to predominantly exist for a short period of time during the initial stages of galaxy formation and prior to the epoch of reionisation at $z \sim 6-20$ (though ...
• 114k
Accepted

### Why haven’t we observed supernova events of the hypothetical population III stars?

The problem is really the distance here. I believe the most distant supernova ever observed is SN 1000+0216 at redshift 3.9. This observation was possible only because of the extremely high and ...
• 2,676