Astronomers have identified a massive red giant star with a newly detected companion that appears to be stirring up trouble in the system, reshaping gas and dust in ways that could end in a dramatic ...

"Throwing a close companion into the mix could possibly wreak further havoc on the already complicated processes surrounding these stars." When you purchase through links on our site, we may earn an ...

Scientists observing the red giant star R Doradus have found that starlight isn’t strong enough to drive its stellar winds, overturning a long-standing theory. The dust grains around the star are ...

Astronomers have finally cracked a decades-old mystery about red giant stars—how material from their deep interiors makes its way to the surface. Using cutting-edge supercomputer simulations, ...

A distant red giant star is rippling with seismic vibrations, and for the first time, a NASA spacecraft has translated those subtle pulses into a kind of cosmic song directed at a hidden black hole ...