Astronomers have observed a Sun-like star dim dramatically for nearly nine months after being obscured by a vast cloud of gas and dust. A huge cloud filled with vaporized metals has been spotted ...

"Until now, it was unknown what type of star would remain after the merger." ...

Astronomers have long sought evidence to explain why comets at the outskirts of our own solar system contain crystalline ...

Within the image, thick clouds of cold hydrogen gas arrange themselves into ridges and wispy filaments. The deep red tones ...

Astronomers have discovered a vast, dense cluster of massive galaxies just 1 billion years after the Big Bang, each forming ...