A team of astronomers consisting of researchers from the University of Tokyo, Kyoto University, Hiroshima University, and other institutions has discovered the fastest optical flash of a Type Ia supernova with the Tomo-e Gozen camera on the Kiso Schmidt telescope, reports a study in the Astrophysical Journal Letters published on December 8.

• https://www.s.u-tokyo.ac.jp/en/info/7672/ (Dec 9, 2021)