XKCD Comic : Earth-Like Exoplanet

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XKCD Comic : Earth-Like Exoplanet
« on: September 14, 2019, 12:03:18 PM »
Earth-Like Exoplanet
13 September 2019, 1:00 am

Fire is actually a potential biosignature, since it means something is filling the atmosphere with an unstable gas like oxygen. If we find a planet covered in flames, it might be an indicator that it supports life. Or used to, anyway, before the fire.

Source: xkcd.com


 


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