@cosmos4u@scicomm.xyz2025-08-27 18:48:13
The fast X-ray transient EP240315a - a z ~ 5 gamma-ray burst in a Lyman continuum leaking galaxy: #transients — quick flashes of energetic radiation — may come from massive stars collapsing and exploding at the same time: https://skyandtelescope.org/astronomy-news/weird-x-ray-flashes-lose-some-of-their-mystery/