Astronomers report a supergiant star in the Andromeda Galaxy, M31-2014-DS1, collapsed directly into a black hole without a supernova, confirming predictions of failed stellar explosions.

In A Nutshell A massive star in the Andromeda Galaxy faded by more than 10,000 times over a decade and vanished from view, ...

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

New observations from the Hubble Space Telescope have revealed surprising activity inside the Andromeda galaxy. The data shows structures and behavior that don’t fit neatly with existing models of how ...

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On a clear night, the Milky Way and the Andromeda galaxy look like close neighbors. In space, they really are.

Scientists have released a detailed image of the Andromeda galaxy that took over a decade to complete. The project required hundreds of individual exposures stitched together to reveal unprecedented ...

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 ...

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

DS1, collapsed into a black hole without exploding, revealing how stars die in silent “failed supernova” events.

Astronomers have caught a massive star in the Andromeda Galaxy quietly dying, collapsing into a black hole without producing a supernova, leaving ...