Questions tagged [gas-giants]
Questions regarding massive planets composed of layers of gases, such as hydrogen and helium, surrounding a solid/liquid core.
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Would the existence of Planet Nine rule out the possibility of a sixth giant planet?
I'm aware that there have been attempts to simulate the evolution of the Solar System with six giant planets1, as opposed to the traditional four or five. The recent proposed Planet Nine would ...
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What would Uranus look like from light years away?
It has been suggested that at least some of the "super-puff" planets may actually be ordinary planets with rings. Saturn, for instance, may appear as a "super-puff" to an alien ...
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JWST Early Black Holes: Gas Collapsed To Metallic Hydrogen Core?
I was reading an article about early black holes found by JWST at Redshift 9. And saw that there was wonder at how large amounts of gas could collapse into a black hole as a theory.
So my question is ...
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What would happen to the atmosphere of a rogue jovian planet?
Let's say we have a gas giant composed primarily of hydrogen and hydrogen-rich molecules that is ejected from its star system.
As this planet embarks on its potentially infinite journey out into the ...
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Could we optically observe metallic hydrogen in space?
As many calculations have been done on whether metallic hydrogen is metastable or not in low-pressure environment, It occurred to me that by the fact that we have not observed any metallic hydrogen so ...
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Updrafts on Gas Giants
Gas giants put out a fair amount of heat from gravitational collapse, so there's bound to be quite a bit of upward moving winds. If Carl Sagan's idea about aerial ecologies pans out, could larger ...
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Could a moon of a mini-neptune around a red dwarf harbour life?
I am planning a game where on could control evolution on an alien world.
I was thinking red dwarf as per here Habitable Planet around Red Dwarf
To my understanding three questions arise:
Tidal lock
...