This revelation means scientists might have to rethink Type II supernova models, which would result in some of these cosmic ...

Several telescopes used to observe the supernova SN Zwicky which was magnified nearly 25 times by a foreground galaxy acting ...

Is there anything more dramatic than an exploding star? More than just extraordinarily bright, energetic events that can ...

Astronomers may have misread cosmic acceleration for 27 years. The universe may be slowing down, not speeding up.

In November 1572, a brilliant new star appeared in the constellation Cassiopeia, shining so brightly that it was visible during the day. Danish astronomer Tycho Brahe carefully documented this ...

Joyce's nebula scene captures the expanding shell of the supernova remnant CTB 1, also known as both the Garlic Nebula and ...

The enormous outburst was likely caused by an unfortunate star venturing too close to a supermassive black hole ...

If a massive star near Earth exploded into a supernova, the result wouldn’t just be beautiful — it would be catastrophic.

Astronomers observed the fading light of supernova SN 2025kg, which followed the fast X-ray transient (FXT) named EP 250108a.

"Remarkable" findings from Yonsei University cast doubt on 'dark energy' theory and claim there is "no evidence" of an ...