Observational properties of extreme supernovae

C Inserra - Nature Astronomy, 2019 - nature.com
The past ten years have opened up a new parameter space in time-domain astronomy with
the discovery of transients defying our understanding of how stars explode. These extremes …

New regimes in the observation of core-collapse supernovae

M Modjaz, CP Gutiérrez, I Arcavi - Nature Astronomy, 2019 - nature.com
Core-collapse supernovae (CCSNe) mark the deaths of stars more massive than about eight
times the mass of the Sun and are intrinsically the most common kind of catastrophic cosmic …

The Zwicky Transient Facility Bright Transient Survey. I. Spectroscopic classification and the redshift completeness of local galaxy catalogs

C Fremling, AA Miller, Y Sharma, A Dugas… - The Astrophysical …, 2020 - iopscience.iop.org
Abstract The Zwicky Transient Facility (ZTF) is performing a three-day cadence survey of the
visible northern sky (∼ 3π) with newly found transient candidates announced via public …

Far-ultraviolet to near-infrared observations of SN 2023ixf: a high-energy explosion engulfed in complex circumstellar material

RS Teja, A Singh, J Basu, GC Anupama… - The Astrophysical …, 2023 - iopscience.iop.org
We present early-phase panchromatic photometric and spectroscopic coverage spanning
the far-ultraviolet to near-infrared regime of the nearest hydrogen-rich core-collapse …

A fast-rising tidal disruption event from a candidate intermediate-mass black hole

CR Angus, VF Baldassare, B Mockler, RJ Foley… - Nature …, 2022 - nature.com
Massive black holes (BHs) at the centres of massive galaxies are ubiquitous. The population
of BHs within dwarf galaxies, on the other hand, is not yet known. Dwarf galaxies are thought …

The electron-capture origin of supernova 2018zd

D Hiramatsu, DA Howell, SD Van Dyk, JA Goldberg… - Nature …, 2021 - nature.com
In the transitional mass range (~ 8–10 solar masses) between white dwarf formation and
iron core-collapse supernovae, stars are expected to produce an electron-capture …

Modeling the signatures of interaction in Type II supernovae: UV emission, high-velocity features, broad-boxy profiles

L Dessart, DJ Hillier - Astronomy & Astrophysics, 2022 - aanda.org
Because mass loss is a fundamental phenomenon in massive stars, an interaction with
circumstellar material (CSM) should be universal in core-collapse supernovae (SNe) …

Type II supernovae from the Carnegie Supernova Project-I-II. Physical parameter distributions from hydrodynamical modelling

L Martinez, MC Bersten, JP Anderson… - Astronomy & …, 2022 - aanda.org
Linking supernovae to their progenitors is a powerful method for furthering our
understanding of the physical origin of their observed differences while at the same time …

The Young Supernova Experiment Data Release 1 (YSE DR1): Light Curves and Photometric Classification of 1975 Supernovae

PD Aleo, K Malanchev, S Sharief… - The Astrophysical …, 2023 - iopscience.iop.org
Abstract We present the Young Supernova Experiment Data Release 1 (YSE DR1),
comprised of processed multicolor PanSTARRS1 griz and Zwicky Transient Facility (ZTF) gr …

A meta-analysis of core-collapse supernova 56Ni masses

JP Anderson - Astronomy & Astrophysics, 2019 - aanda.org
Context. A fundamental property determining the transient behaviour of core-collapse
supernovae (CC SNe) is the amount of radioactive 56 Ni synthesised in the explosion. Using …