txt.sour.is xkcd@feeds.twtxt.net "Exoplanet Observation NASA prefers to say that their rovers are 'looking for signs of past life on Mars' and not 'ghost hunting.' ⌘ Read more"

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Exoplanet Observation
NASA prefers to say that their rovers are 'looking for signs of past life on Mars' and not 'ghost hunting.' ⌘ Read more

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