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Q&A Could a disaster kill all (human) life on Earth but leave astronauts in low orbit alive long enough to return?

There are plenty of threats out there that could terminate all life on our little planet in varying amounts of time (Solar flares, meteors and supernovas to name a few). Are there any disasters th...

12 answers  ·  posted 10y ago by overactor‭  ·  last activity 8y ago by overactor‭

Question astronomy apocalypse