The crew on the ISS (international space station) just released they have cleaned oceanic phytoplankton off the international space stations glass! That pesky green algae stuff that created abundant oxygen on this planet.
It must have drifted upwards, through the troposphere, stratosphere, past the mesosphere and into the thermosphere and beyond into outerspace. Its reaches temperatures over 1500c in the troposphere so perhaps it fell on the space craft on the way down to earth.. what do you think? it happened.. yesterday.
Prospecting for other economic minerals in situ
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