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dangelosaurus | 4 years ago

Cygnus A is 232 Megaparsecs away[1], which converts to ~756,830,000 light-years away. Because of the expansion of the universe[2], what we observe happened slightly more recently.

[1] https://en.wikipedia.org/wiki/Cygnus_A

[2] https://en.wikipedia.org/wiki/Expansion_of_the_universe

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