Astronomers using the James Webb Space Telescope have identified one of the most distant exploding stars ever confirmed. The ...
Astronomers using the James Webb Space Telescope have confirmed one of the most distant supernova candidates ever studied, revealing the death of a massive star from a time when the universe was only ...
In 1181 AD, a bright "guest star" was observed to linger in the sky for around six months. Nearly 850 years later, the likely remnants of this event were rediscovered and tentatively linked to the ...
Observations from the Dark Energy Camera show the evolution of a supernova, including a bright blue source of light before the explosion (top box), the initial blast ...