Astronomers have spotted another never-before-seen "nova" blaze to life in the night sky. This may be the first time that ...

Less than two weeks later, on June 25, reports began to circulate of a second nova blossoming in the southern night sky, this time in the constellation Vela. This nova — later designated V572 Velorum ...

For the first time in anyone’s lifetime, the southern heavens are hosting not one but two naked-eye novae an event so rare ...

Astronomers have found the first visual proof of a double-detonation supernova, revealing how white dwarfs may explode before ...

Citizen scientists using the Kilonova Seekers platform spotted a stellar flash 2,500 times brighter than before, allowing astronomers to identify the exploding cataclysmic variable GOTO0650 within ...

Two stellar explosions have created an unprecedented astronomical phenomenon, with both outbursts now visible to the naked ...

A dramatic cosmic event, a rare dwarf nova that suddenly brightened by a factor of 2,500, has been discovered with the help ...

Exploding stars V462 Lupi and V572 Velorum are best seen from the Southern Hemisphere. One has been spotted from the United States.

Chile's ALMA observatory, which houses some of the world's most powerful telescopes, has captured its most detailed images to ...

Galileo continued writing in conversational language for his landmark 1632 work, Dialogo sopra i due massimi sistemi del ...