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Xkcd: M87 Black Hole Size Comparison | Better HN

Xkcd: M87 Black Hole Size Comparison (opens in new tab)

(twitter.com)

3 pointsG8WyaX6y ago1 comments

1 comments

Why not post to the original content?

https://xkcd.com/2135/

j / k navigate · click thread line to collapse