Post B65u09rSxDe90tPeIS by xkcd@mastodon.xyz
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 (DIR) Post #B65u09rSxDe90tPeIS by xkcd@mastodon.xyz
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       'Beyond that lies a vale of fire through which my vision cannot penetrate' is the kind of fun thing geologists, heliophysicists, and early universe cosmologists have a lot of opportunities to say.https://xkcd.com/3243/