This is a tough one, but take a guess before your read the hints.
Hint No. 1: The perspective is all wrong.
Hint No. 2: It's got nothing to do with smoke. And it's not in outer space. Read on for the answer …
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It's lightning. From above.
In January, the European Space Agency's Paolo Nespoli took the photo, of lightning over Brazil, from the International Space Station.
Lightning sometimes shoots out the tops of clouds into the highest reaches of the atmosphere, at the very edge of space. Thunderstorms also hurl antimatter into space.
Image Credit: ESA/NASA
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