Questions tagged [atmosphere]
Questions regarding an envelope of gasses surrounding a celestial body held in place by the body's gravity.
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How will the ISS be decommissioned?
According to the latest AP report, it's looking like SpaceX will get the contract to decommision the ISS in 2030. Will parts be saved and reused for a new station?
One thing quite objectionable is the ...
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Starlink Dishy parameters and satellite recognition
I have two questions:
What are the antenna parameters of Starlink dish antennas (like antenna gain, directivity, etc)?
Is there any way for me to know which satellite my Starlink dish is ...
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What is ascent venting?
I am writing a report on CubeSat construction, and while reading Cal Poly's CDS I encountered the concept of ascent venting (or more specifically, the constraint that 'ascent venting per ventable ...
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Person falling from space
A person at rest 500 km above the Earth falls straight downwards. She has a snug magical force field around her that is totally rigid and completely protects her from outside heat. The force field ...
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How high could Ingenuity fly?
On its 59th flight, Ingenuity achieved a height of 20 meters - twice as high as its maximum height during the original 5 flights that it was designed and expected to last for. In the scheduled 61st ...
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Chemical Problems When Encountering Thin Atmospheric Worlds
Bodies such as Enceladus, Mercury, and Triton, etc... have thin (and often temporary) atmospheres.
When probes or landers encounter the chemicals in such atmospheres in low orbits/landings, they may ...
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What is the minimum pressure of a purely CO₂ atmosphere on Europa that can retain enough heat for surface liquid water?
*Ignoring external factors such as Jupiter's magnetosphere blowing this new atmosphere off.
I'm not sure where to begin the maths for that
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The Boeing Big Onion - Why not use the atmospheric engines on landing?
https://www.aerospaceprojectsreview.com/blog/?p=1325
In relation the the Boeing "Big Onion" SSTO LV, I was doing some brief digging on it's flight profile.
(See the awesome Hazegrayart ...
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What stages of distress occur to a person when there is a small hull breach in space?
I'm working on a short sci-fi game and I'm curious about how the effects of a hull breach in a confined area play out. For perspective, let's say a very confined space of 100 cubic feet of normal, ...
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What would Venus look like without acid clouds?
Despite its unpleasant surface conditions, Venus is undoubtedly one of the most beautiful worlds in the solar system when viewed from space. It’s huge clouds of sulphuric acid make the planet ...
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How does Titan have hydrogen in its atmosphere?
Titan's atmosphere contains few tenths of a percent of hydrogen.
This seems odd to me, as Earth with a 4x greater escape velocity cannot retain hydrogen or even helium in its atmosphere.
Titan is 3x ...
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What are the calculations for the time it would take to create a minus 50⁰ C liquid CO2 ocean on Venus by shielding it totally from the Sun?
Cooling down Venus will probably be by far the most efficient method to start terraforming the planet because then you wouldn't have to deal with the high temperatures and pressures at its surface.
I'...
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the higher the altitude, the lower the molecular density of the compounds. why doesn't this apply to O, N and O3?
for them, behavior interference occurs from certain altitudes. What are these interferences? and why does this happen?
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Are there any short-term survivable locations in the solar system, outside of Earth?
Are there any known natural locations (i.e. not counting ISS) in our solar system (outside of Earth) where a human being in street clothes (i.e. without a spacesuit or other specialized equipment) ...
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How far could we see (horizontally), floating inside the acid clouds of Venus at 56 km and at 51 km height above the surface?
Screenshot of Fig. 4 in the article The microphysics of the clouds of Venus: Results of the Pioneer Venus Particle Size Spectrometer Experiment
From the Wikipedia section about the troposphere of ...