Astronomers tracked a star in Andromeda as it dimmed and vanished without the usual fiery explosion, offering rare clues to ...

The team discovered the star by analyzing archival data from NASA’s NEOWISE mission. They used a prediction from the 1970s that theorized that when a star underwent direct collapse, it would leave ...

A “disappearing” star in the Andromeda galaxy is the closest and best candidate for a newborn black hole that astronomers have ever seen ...

A massive star in the nearby Andromeda galaxy has simply disappeared. Some astronomers believe that it's collapsed in on ...

The formation of a black hole can be quite a violent event, with a massive dying star blowing up and some of its remnants ...

The Egg Nebula, located around 1,000 light years away, is home to a dying star entering last phase of its life.

For nearly a century, astronomers have known that the universe is expanding. Most galaxies are carried outward with the flow ...

Astronomers have caught a massive star in the Andromeda Galaxy quietly dying, collapsing into a black hole without producing a supernova, leaving behind little more than a fading trace. The findings ...

It's the final act for a star in the constellation Cygnus, some 1,000 light-years away. But this star is not dying without one final show, it appears — and NASA's Hubble Space Telescope has captured ...

NASA said Tuesday the Hubble Space Telescope has revealed a dramatic interplay of light and shadow in what’s called the Egg Nebula.

Woven through the universe are forces, often unseen, that dictate its grand design. For example, at the very heart of nearly every galaxy, we find a supermassive black hole. This isn't just some ...

A sheet of dark matter lying beyond the boundary of the Local Group is responsible for this.