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 it be possible for life found on moon of rogue planet
I have heard that there are at least three Basic requirement for life exist in the universe, they are:
Source of Energy
Complex chemistry (including solvent/medium for chemical reaction)
Protection ...
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Can a dying, swelling, star be rejuvinated by enveloping orbiting gas giants?
Many hot jupiter type exoplanets have been found, orbiting near their parent stars.
At the end of a stars life, they swell up and sometimes envelop closely orbiting bodies.
Combine these effects and ...
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Characteristics of the first planets in the Universe?
What would have the very first planets looked like, based on their most likely chemical compositions?
For example:
Were they mostly grey gas giants with atmospheres of hydrogen and helium, ...
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Is there any possibility that a gas planet turns into a star [duplicate]
Since the sun is made of one of elements hydrogen
Why Saturn and jupiter doesnt turn into a star since they have a elements of hydrogen ?
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Are gas giants actually rare?
Kepler data suggests that the vast majority of planets are smaller than 4 Earth radii, with larger planets quickly becoming vanishingly scarce. Yet somehow, our own solar system harbours not just one, ...
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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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Is there a term for asteroseismology as applied to giant planets?
Giant planets such as Jupiter have oscillations which enable analyses using the techniques of asteroseismology, for example Gaulme et al. (2011) detected global modes on Jupiter via radial velocity ...
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Birth of the Gas Giant Planets?
How does a gas giant planet form like Saturn and Jupiter, and why just gas? Why didn't they form any solid surface?
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Can we get the gas compositions from a gas planets? [closed]
Is it possible to get some gases like hydrogen from gas planets (Saturn, Jupiter, Uranus or Neptune)?
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Why does the Sun have different day lengths, but not the gas giants?
The Sun's rotation period varies from about 25 days at the equator to about 38 days at the poles. As I understand it, this is because the Sun is not solid, and because of the way centripetal force ...
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Aren't there any rock or similar firm material on/in the gas giant planets?
Aren't there any rock or similar firm material on/in the gas giant planets? What happens if a rock asteroid hits one of these planets? Shouldn't the rock accumulate in the center of the planet due to ...
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Gas Giant temperatures
Sudarsky's gas giant classification predicts the visual appearance of gas giant planets based on their temperatures.
But what determines their temperatures in the first place? Is it just the ...
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Largest non-hot gas giants
Excluding 'fluffy' or 'puffy' gas giants that are 'inflated by heat from their stars, what is the maximum radius of a gas giant planet. I keep reading things like "...Jupiter is 'about' as big as ...
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Warm jupiter vs hot jupiter, fluffyness
If Jupiter was orbiting at 1AU, replacing Earth, but everything else in the solar system remained as it is currently, how much would the increased heat from the sun increase Jupiter's radius?
In ...
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Terminology question: gas giant vs gas planet
While not exactly the most exciting question, I'm wondering: is there any real, semantic difference between a gas planet and gas giant, or are the two terms used interchangeably by most in popular ...