V354 Cephei

V354 Cephei is a red supergiant star that is 9,000 light years away from the Sun. It has a diameter that is between 690 and 1,520 times bigger than the Sun.[1] This means it is among the largest known stars. It is in the constellation Cepheus.

References
  1. Levesque, Emily M.; Massey, Philip; Olsen, K. A. G.; Plez, Bertrand; Josselin, Eric; Maeder, Andre; Meynet, Georges (2005). "The Effective Temperature Scale of Galactic Red Supergiants: Cool, but Not as Cool as We Thought". The Astrophysical Journal. 628 (2): 973–985. doi:10.1086/430901. S2CID 15109583.


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