"Until now, it was unknown what type of star would remain after the merger." ...
A giant star in the Andromeda Galaxy has vanished without a trace, leaving scientists puzzled and intrigued. First observed ...
While two teams have ideas about what happened to yellow supergiant M31-2014-DS1, ultimately, it remains a mystery.
Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.
PHOENIX — Like a motorboat doing doughnuts in a lake, Betelgeuse’s companion star leaves a wake in the giant star’s atmosphere. Signs of the smaller star’s trail around the red supergiant are the best ...