Infant-phase reddening by surface Fe-peak elements in a normal type Ia supernova

YQ Ni, DS Moon, MR Drout, A Polin, DJ Sand… - Nature …, 2022 - nature.com
Type Ia supernovae are thermonuclear explosions of white dwarf stars. They play a central
role in the chemical evolution of the Universe and are an important measure of cosmological …

The origin and evolution of the normal Type Ia SN 2018aoz with infant-phase reddening and excess emission

YQ Ni, DS Moon, MR Drout, A Polin… - The Astrophysical …, 2023 - iopscience.iop.org
SN 2018aoz is a Type Ia SN with a B-band plateau and excess emission in infant-phase
light curves≲ 1 day after the first light, evidencing an over-density of surface iron-peak …

Origin of High-velocity Ejecta, Excess Emission, and Redward Color Evolution in the Infant Type Ia Supernova 2021aefx

YQ Ni, DS Moon, MR Drout, CD Matzner… - The Astrophysical …, 2023 - iopscience.iop.org
SN 2021aefx is a normal Type Ia supernova (SN) showing excess emission and redward
color evolution over the first∼ 2 days. We present analyses of this SN using our high …

Dwarf galaxy discoveries from the KMTNet Supernova Program. I. The NGC 2784 galaxy group

HS Park, DS Moon, D Zaritsky, M Pak… - The Astrophysical …, 2017 - iopscience.iop.org
We present BVI surface photometry of 31 dwarf galaxy candidates discovered in a deep
image stack from the KMTNet Supernova Program of∼ 30 square degrees centered on the …

KSP-SN-2016kf: a long-rising H-rich type II supernova with unusually high 56Ni mass discovered in the KMTNet Supernova Program

N Afsariardchi, DS Moon, MR Drout… - The Astrophysical …, 2019 - iopscience.iop.org
We present the discovery and the photometric and spectroscopic study of H-rich Type II
supernova (SN) KSP-SN-2016kf (SN2017it) observed in the KMTNet Supernova Program in …

Rapidly declining hostless type Ia supernova KSP-OT-201509b from the KMTNet Supernova Program: transitional nature and constraint on 56Ni distribution and …

DS Moon, YQ Ni, MR Drout… - The Astrophysical …, 2021 - iopscience.iop.org
We report the early discovery and multicolor (BVI) high-cadence light-curve analyses of the
rapidly declining sub-Chandrasekhar Type Ia supernova KSP-OT-201509b (= AT 2015cx) …

Dwarf Galaxy Discoveries from the KMTNet Supernova Program. II. The NGC 3585 Group and Its Dynamical State

HS Park, DS Moon, D Zaritsky, SC Kim… - The Astrophysical …, 2019 - iopscience.iop.org
We present our discovery and analysis of dwarf galaxies in the NGC 3585 galaxy group by
the Korea Microlensing Telescope Network (KMTNet) Supernova Program. Using deep …

Helium-deficient ER UMa-type dwarf nova below the period minimum with a hot secondary

Y Lee, DS Moon, SC Kim, HS Park… - The Astrophysical …, 2024 - iopscience.iop.org
We present the discovery of a peculiar dwarf nova KSP-OT-201712a using high-cadence,
multicolor observations made with the Korea Microlensing Telescope Network. KSP-OT …

High-cadence Multi-color Observations of the Dwarf Nova KSP-OT-201503a by the KMTNet Supernova Program

S Brown, DS Moon, YQ Ni, M Drout… - The Astrophysical …, 2018 - iopscience.iop.org
We report multicolor BVI monitoring and spectroscopic classification of the dwarf nova KSP-
OT-201503a. The transient was detected by the Korean Microlensing Telescope Network …

Discovery of a rapid, luminous nova in NGC 300 by the KMTNet Supernova Program

J Antoniadis, DS Moon, YQ Ni, DJ Kim… - The Astrophysical …, 2017 - iopscience.iop.org
We present the discovery of a rapidly evolving transient by the Korean Microlensing
Telescope Network Supernova Program (KSP). KSP is a novel high-cadence supernova …