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VY Canis Majoris (VY CMa, Astronomy) Largest Known Star

VY Canis Majoris (VY CMa) is the largest known star in the Universe.



VY Canis Majoris (VY CMa) Facts:
  • Is a single red hypergiant star (i.e. has no stellar companions).
  • The largest known star in the universe with a size of 1800 - 2100 solar radii.
  • Located in the constellation Canis Major about 4,900 light years away from Earth.
  • Has an estimated period of ~6,275,000 days (~ 17,200 years).



Stars listed in ascending size:

Image - Relative Star & Planet Sizes by Dave Jarvis (Wikipedia) (cc)


Posted by ALCHEssMIST.
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