2 papers
astro-ph.HE2024
The X-ray Luminous Type Ibn SN 2022ablq: Estimates of Pre-explosion Mass Loss and Constraints on Precursor Emission
C. Pellegrino, M. Modjaz, Y. Takei +14
Type Ibn supernovae (SNe Ibn) are rare stellar explosions powered primarily by interaction between the SN ejecta and H-poor, He-rich material lost by their progenitor stars. Multi-…
astro-ph.HE2024
Particle acceleration at the bow shock of runaway star LS 2355: non-thermal radio emission but no -ray counterpart
J. van den Eijnden, S. Mohamed, F. Carotenuto +3
Massive stars that travel at supersonic speeds can create bow shocks as their stellar winds interact with the surrounding interstellar medium. These bow shocks - prominent sites fo…