The explosion of a star, called a supernova, is an immensely violent event. It usually involves a star more than eight times ...

Astronomers have captured the first visual evidence of a white dwarf star undergoing a rare “double detonation” before exploding in a Type Ia supernova. Studying the remnant SNR 0509-67.5 with ESO’s ...

For the first time, astronomers have obtained visual evidence that a star met its end by detonating twice. By studying the ...