A Type Ia Supernova Candidate at $z\sim 4.3$: A Transient Interloper in the Search for $z\sim 14$ Galaxies

Seiji Toshikage, Takahiro Morishita, Masaomi Tanaka +9

The James Webb Space Telescope (JWST) is opening a new window into the distant Universe by discovering galaxies and transients in the early Universe. We investigate a high-redshift…