One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't ...

NASA’s James Webb Space Telescope captured the first published detection of a supernova progenitor in galaxy NGC 1637, revealing a red supergiant star before explosion.

Astronomers say one of the universe’s largest stars has dramatically changed since 2014, possibly entering a rare final phase that could end in a spectacular supernova explosion.

A rare gravitationally lensed supernova called SN 2025wny appears in five separate images due to the gravity of two ...

超新星爆発の際に星が内部構造を露わにするという稀な宇宙現象を報告する論文が、今週のNature に掲載される。この観測結果は、星の進化に関する新たな知見を提供し、星の寿命の終盤における構造に関する予測を裏づけるかもしれない。 寿命を迎えた大 ...

Astronomers have witnessed one of our universe’s biggest stars transforming into a rare stellar body, and the dramatic metamorphosis may be the prequel ...

For the very first time, astronomers have captured a radio signal emitted by a very specific type of stellar explosion. This unprecedented observation offers us a glimpse into the final moments of ...

Astronomers have witnessed one of our universe’s biggest stars transforming into a rare stellar body, and the dramatic metamorphosis may be the prequel to a powerful supernova explosion that sees this ...

Kishalay De, an alumnus of St James’ School and currently at Columbia University, has helped solve the mystery, showing that ...