Westerlund 1-26

Westerlund 1 with the inset showing W1-26 and the associated ionised hydrogen cloud

Westerlund 1-26 is a star. It is a red supergiant in the Westerlund 1 super star cluster. Its radius is 1,530 - 1,580 solar radii, making it one of the largest stars known.[1]

Westerlund 1-26 Media

References