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Fraser Cain /
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2024-03-18 21:58:03

Fraser Cain on Nostr: Saturn's moon Titan has familiar-looking dunes covering 13% of its surface, but ...

Saturn's moon Titan has familiar-looking dunes covering 13% of its surface, but unlike Earth, these are made of organic-rich ice, not rock. Scientists have wondered how these millimeter-sized grains could precipitate out of hydrocarbons in the atmosphere. A new paper suggests that they didn't come from Titan's atmosphere but were delivered over eons by comet impacts and debris from Saturn's irregular moons.

https://www.hou.usra.edu/meetings/lpsc2024/pdf/1550.pdf

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