3 papers
astro-ph.HE2024
A Snapshot Survey of Nearby Supernovae with the Hubble Space Telescope
Raphael Baer-Way, Asia DeGraw, Weikang Zheng +12
Over recent decades, robotic (or highly automated) searches for supernovae (SNe) have discovered several thousand events, many of them in quite nearby galaxies (distances < 30 Mpc)…
astro-ph.HE2023
SN~2015da: Late-time observations of a persistent superluminous Type~IIn supernova with post-shock dust formation
Nathan Smith, Jennifer E. Andrews, Peter Milne +5
We present photometry and spectroscopy of the slowly evolving superluminous Type IIn SN2015da. SN2015da is extraordinary for its very high peak luminosity, and also for sustaining…
astro-ph.HE2018
Don't Blink: Constraining the Circumstellar Environment of the Interacting Type Ia Supernova 2015cp
C. E. Harris, P. E. Nugent, A. Horesh +12
Despite their cosmological utility, the progenitors of Type Ia supernovae (SNe Ia) are still unknown, with many efforts focused on whether accretion from a nondegenerate companion…