2 papers
astro-ph.HE2025
GRB minimum variability timescales with Fermi/GBM
R. Maccary, C. Guidorzi, A. E. Camisasca +8
Context. Gamma-ray bursts (GRBs) have traditionally been classified by duration into long (LGRBs) and short (SGRBs), with the former believed to originate from massive star collaps…
astro-ph.HE2025
The puzzling long GRB 191019A: Evidence for Kilonova Light
G. Stratta, A. M. Nicuesa Guelbenzu, S. Klose +11
GRB 191019A was a long Gamma-ray burst (GRB) lasting about 65 s and, as such, originally thought to be linked to a core-collapse supernova. However, even though follow-up observati…