Yair Hakavi

Supernova: A composite of images from Las Combes Observatory and the Hubble Space Telescope of the electron-capture supernova SN2018zd (bright circle on the right), and the galaxy where it occurred, NGC 2146. Credit: NASA/STScI/J. DePasquale; Las Cumbres Observatory

A massive explosion in space solved a thousand-year-old mystery

When the stars aligned: A star that ended its life in a distant galaxy and exploded with great force solved an 11th-century astronomical mystery