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

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

"Imagine if the star Betelgeuse suddenly disappeared. Everybody would lose their minds!" The post Scientists Intrigued as Prominent Star Suddenly Winks Out of Existence appeared first on Futurism.

Only one such event had been documented previously, a star recorded vanishing around 2010 in a galaxy 22 million light-years ...

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

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 faint flash of infrared light in the Andromeda galaxy was emitted at the birth of a stellar-mass black hole – according to a team of astronomers in the US. Kishalay De at Columbia University and the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. This illustration shows a stage in the predicted merger ...

Scientists have observed a once-bright star in the Andromeda galaxy mysteriously vanish, challenging existing theories about supernovas and black holes.

Did you know that you can see the closest spiral galaxy next to our own in the sky? While binoculars and telescopes will offer much better views, it’s still possible to see it with your naked eye if ...

Computer simulations carried out by astronomers from the University of Groningen in collaboration with researchers from Germany, France and Sweden show that most of the (dark) matter beyond the Local ...

The Andromeda Galaxy is revealed in unprecedented detail in four archive observations from the NASA/ESA Hubble Space Telescope. They show stars and structure in the galaxy’s disk, the halo of stars ...