The James Webb Space Telescope is weighing in on a longstanding debate over why we don’t see more of the most massive red supergiant stars go supernova. NASA/ESA/CSA/Northrop Grumman In recent years, ...

These stars can make new elements, undergo pulsations on the timescale of days to years, and lose a lot of their mass—throwing off an Earth-mass equivalent of material over a four-year period—before ...

Read full article: Why is there an abandoned missile base in this remote Florida marsh? Cash Creek at Tate's Hell State Forest Artist's concept of a red giant star and white dwarf orbiting one another ...

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 ...

"These vibrations told us something unexpected about this star's history." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Using NASA's ...

In recent years, whenever astronomers have gazed into the night sky, they’ve noticed something peculiar: Some of its massive stars—the true titans of the cosmos—appear to be missing. The largest of ...