Timeline for How to wrap the Moon in plastic to make her a giant, supported by the atmospheric pressure, greenhouse
Current License: CC BY-SA 3.0
11 events
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Jul 31, 2017 at 2:52 | comment | added | Logan R. Kearsley | The "fluffiness" of the atmosphere is irrelevant in this case, as the atmosphere does not extend upwards to arbitrarily low pressures. It gets capped off by the plastic roof, and the weight of the roof replaces the weight of all of the additional atmosphere that would've been needed to maintain the desired surface pressure in the roof's absence. Ergo, you need about the same mass of stuff, including the roofing material, but you don't need that much gas specifically. The gas requirements can be freely adjusted by changing the altitude of the roof. | |
Jul 30, 2017 at 16:22 | history | edited | Jim2B | CC BY-SA 3.0 |
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Apr 8, 2016 at 2:48 | comment | added | Jim2B | The people engineering the thing will accommodate water's expansion - I can think of several ways to do this. I'm not sure whether it will freeze or not. I was thinking that circulating the water in this region might be a great way to pump heat around the Moon. It'd be an interesting problem though. | |
Apr 8, 2016 at 1:45 | comment | added | Joel | Will the water freeze at "night"? Is the resulting expansion likely to cause a problem? | |
Apr 7, 2016 at 22:36 | history | edited | Jim2B | CC BY-SA 3.0 |
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Apr 7, 2016 at 21:00 | history | edited | Jim2B | CC BY-SA 3.0 |
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Apr 7, 2016 at 20:46 | vote | accept | Ginasius | ||
Apr 7, 2016 at 20:14 | history | edited | Jim2B | CC BY-SA 3.0 |
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Apr 7, 2016 at 18:57 | history | edited | Jim2B | CC BY-SA 3.0 |
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Apr 7, 2016 at 15:26 | history | edited | Jim2B | CC BY-SA 3.0 |
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Apr 7, 2016 at 15:14 | history | answered | Jim2B | CC BY-SA 3.0 |