Astronomers studying the remnant SNR 0509-67.5 have finally caught a white dwarf in the act of a rare “double-detonation” supernova, where an initial helium blast on the star’s surface triggers a ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

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 ...