New answers tagged planets
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If a nuclear war occured on Earth, what evidence could a Martian astronaut see?
Just to note. Nuclear wars aren't instantaneous events i.e. from the moment one protagonist launches a full scale attack detonations will be disbursed over a time curve depending primarily on distance ...
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If a nuclear war occured on Earth, what evidence could a Martian astronaut see?
Someone would tell them...
I know this sounds like a boring answer, but the fact of the matter is that even an all out total nuclear war will not instantly destroy a significant portion of the ...
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If a nuclear war occured on Earth, what evidence could a Martian astronaut see?
Naked eye.
People from Mars with loved ones on Earth will likely tend to gaze at the Earth longingly when it is in the sky. As depicted in this video, firestorms almost immediately make clouds of ...
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If a nuclear war occured on Earth, what evidence could a Martian astronaut see?
Personally I think that the first clue the astronauts would get would be "hey, no new email this morning", followed a bit later by "No one's replied to the messages I sent last night ...
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If a nuclear war occured on Earth, what evidence could a Martian astronaut see?
If we do a little research (hint, hint...) we learn that Fusion bombs:
Require a fission detonation.
Primarily emit neutrons.
Fission bombs primarily emit beta and gamma radiation.
Beta radiation ...
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How would a Hot Jupiter work in a P-Type Binary System?
Use Kepler-47 instead
From your linked articles:
Figure 7 shows the narrow and empirical HZs of this system and the boundary of planetary stability at 0.19 AU.
Kepler 47 is host to two Neptune-sized ...
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What is the largest distance at which a Cube-world is distinguishable from a spherical world?
We are actually on the breakthrough to looking on planets from several light years away in high detail.
https://en.wikipedia.org/wiki/Solar_gravitational_lens
https://en.wikipedia.org/wiki/FOCAL_(...
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What is the largest distance at which a Cube-world is distinguishable from a spherical world?
How about just being able to detect that there was something weird about the planet?
Oh, that is easy. At almost any distance at all at which the planet is distinguishable (for an Earth-sized planet ...
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Terrestrial planet with rings has occasional meteor showers that cover much of the habitable space, what would the native species do to survive them?
You're more likely to get hit by lightning.
Over 40 million lightning strikes hit the U.S. alone each year. It is a worry that comes to mind when we hear the booms, and quickly forgotten.
A planetary ...
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What is the largest distance at which a Cube-world is distinguishable from a spherical world?
With current technology? Not much further than our solar system.
We rarely take direct images of exoplanets. The majority of exoplanet detection methods involve observing the star it orbits, then ...
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Planet with minimal atmosphere and solid surface
Basically Europa
Credit: NASA/JPL-Caltech
Solid surface? Check:
Europa has a surface of about 3-30km thick ice. I would call that quite solid.
Minimal atmosphere? Check:
Surface pressure 0.1 μPa (10^...
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Planet with minimal atmosphere and solid surface
I figured you could use some sort of Biological Goo that floats on top of the ocean and prevents it from evaporating while providing enough pressure to keep it from boiling, like a bacterial film or ...
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