Artist’s impression of a cloud of smoke and dust being thrown out by a red giant star. Seen from the left the star remains bright but if viewed from the right it fades to invisibility.

Recently, however, astronomers have been keeping track of starspot activity on a red giant star called XX Trianguli, and the irregular behaviour of its starspots suggests its interior may have ...

A stronomers have captured the first-ever close-up image of WOH G64, a colossal red supergiant star located 160,000 light-years away in the Large Magellanic Cloud.Using the Very Large Telescope ...