Supergiant Star Makes Rare Leap to Hotter Phase, Astronomers Say
Long-term observations of WOH G64 — once considered the most extreme red supergiant star in its galaxy — reveal that the star has undergone a dramatic transition, possibly shedding part of its outer layers as it entered a hotter and rarer stellar phase. An artist’s reconstruction of the red supergiant WOH G64. Image credit: ESO…