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SP77 31-18

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SP77 31-18 is a red supergiant or red hypergiant of the largest stars found, with a size of around 1,200 solar radii. If it replaced the Sun as the central body of the Solar System, its photosphere would engulf the orbit of Jupiter.[1]

References[edit]

  1. Groenewegen, M. A. T.; Sloan, G. C. (2018). "Luminosities and mass-loss rates of Local Group AGB stars and red supergiants". Astronomy & Astrophysics. 609. arXiv:1711.07803. Bibcode:2018A&A...609A.114G. doi:10.1051/0004-6361/201731089.



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