Red giant survivor

An artist's impression of how V 391 Pegasi and its orbiting planet looked 100 million years ago when the star was in its most bloated red-giant phase. (Credit: Mark Garlick © HELAS)

An artist's impression of how V 391 Pegasi and its orbiting planet looked 100 million years ago when the star was in its most bloated red-giant phase. (Credit: Mark Garlick © HELAS)