Together with a team led by Ariel Goobar at Stockholm University, we have detected for the first time multiple images from a gravitationally lensed Type Ia supernova.… Read more “Light rays from a supernova bent by the curvature of space-time around a galaxy”

In a paper led by Yi Cao, we have a new exciting result! An early glimpse of ultraviolet light from a Type Ia supernova, iPTF14atg, reveals what… Read more “A shocked neighbor?!”

Supernova 2014J in the nearby galaxy Messier 82 (less than 12 million light-years away) exploded on January 14, 2014 and was the closest ”standard candle” supernova in… Read more “The Nearest Standard Candle Supernova in Several Decades”