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K2-18b life?
#8
The magma ocean model is puzzling; magma is just a little bit less dense than rock, so it implies a deep, dry hydrogen rich atmosphere covering a semi-molten rocky core. If there is any available oxygen in the crust it will combine with hydrogen to form a layer of water, which would be supercritical at the top, but become more liquid with depth.
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Messages In This Thread
K2-18b life? - by Tom Mazanec - 04-28-2025, 05:48 AM
RE: K2-18b life? - by Drashner1 - 04-28-2025, 06:30 AM
RE: K2-18b life? - by stevebowers - 04-28-2025, 07:30 AM
RE: K2-18b life? - by MiyuwiAuthor - 04-28-2025, 07:43 AM
RE: K2-18b life? - by AstroChara - 04-28-2025, 01:15 PM
RE: K2-18b life? - by stevebowers - 04-28-2025, 07:05 PM
RE: K2-18b life? - by AstroChara - 04-28-2025, 11:36 PM
RE: K2-18b life? - by stevebowers - 04-29-2025, 02:42 AM
RE: K2-18b life? - by MacGregor - 04-30-2025, 09:23 AM
RE: K2-18b life? - by stevebowers - 04-30-2025, 04:44 PM

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