Wikipedia

Westerlund 1-26

red supergiant

Westerlund 1-26 (also called Westerlund BKS AS, officially named Westerlund 1 W26) is a star. It is a red supergiant in the Westerlund 1 super star cluster. Its radius is ~1,165 - 1,221 solar radii,[1] making it one of the largest stars known.[2]

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

References

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  1. ↑ Arévalo, Aura (2019). The Red Supergiants in the Supermassive Stellar Cluster Westerlund 1 (Thesis). doi:10.11606/D.14.2019.tde-12092018-161841.
  2. ↑ Charlie Wood (March 14, 2017). "Westerlund 1-26: Hubble finds one of universe's largest stars". Christian Science Monitor. Retrieved February 11, 2021.


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