Alnilam

Alnilam, also called Epsilon Orionis, is a blue supergiant star and the central star of Orion's Belt in the constellation Orion. It is 42 times the Sun's diameter but over 800,000 times brighter.[1] It is over 400 parsecs or 1,300 light years away.[2]

References
  1. https://arxiv.org/abs/1511.09365
  2. https://ui.adsabs.harvard.edu/abs/1997A&A...323L..49P
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