Questions tagged [science-based]
For questions that require plausible (better than suspension-of-disbelief) answers based on Real World science that are not necessarily constrained to the known limits of Real World science. Contrast with the hard-science, science-fiction and internal-consistency tags. This tag may not be used alone. This tag may not be used with the science-fiction, hard-science, or internal-consistency tags.
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questions with no upvoted or accepted answers
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Temperature of an Earthlike planet in Mars location?
In the future, Mars has been successfully terraformed to be Earth-like in terms of atmosphere so that humans can inhabit it safely. If Mars had an atmosphere similar to Earth, but was still 1.52 AUs ...
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votes
1
answer
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Are My Ocean Currents Realistic for a Supercontinent?
I followed tutorials online and drew out my ocean currents. However I don’t have a strong grasp on the concept.
My world is primarily Earth-like with a retrograde spin and an axial tilt of 174 degrees....
- 523
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3
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How would a planet's (human) life adapt to inconsistent night duration?
I realise this question is rather broad, so I'll do my best to narrow down what I'm looking for as much as possible.
The big idea
The full daylight cycle on this hypothetical planet is consistent in ...
- 31
2
votes
1
answer
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Question about speculative human biology
What kind of evolutions would humanity have to undergo to be able to live comfortably on the moon or any other sufficently low-mass body? As I am aware that it can be bad for bones and the ...
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Would the atmospheric circulation experienced on my world's high platforms seem to be reversed?
In this world, that rotates in the same direction and at the same rate as Earth, where the land platforms that cover around 10-20% of the world's surface is (magically) suspended at the 1 ATM level, ...
- 56.3k
2
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109
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Climate types for large volcanic islands on tidally locked planet
My planet is tidally locked to a red dwarf, which itself orbits a yellow sun like our own. It has roughly the same atmospheric conditions as Earth (perhaps a slightly thicker atmosphere, but not ...
- 946
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0
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240
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What would the climate of a Pangaea-Ultima-inspired world be like?
In a sci-fi scenario, human explorers have discovered a binary of G0 stars, each one 105% as wide, 110% as massive and 126% as bright as our sun. Orbiting this binary within its habitable zone is an ...
- 14.5k
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38
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Help with ocean current details on my terrestrial planet
I'm re-visiting the surface ocean currents on my world and was wondering about a few things. I know Ocean circulation is very complex and hard to say definitively what would happen but I think it's ...
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95
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Would it be biologically possible to have a species that use a photochromic material instead of an iris to control light intensity?
So in real life there is glasses that use photochromic lens to adapt to the light intensity
Would it be biologically possible to have a species that use a photochromic material instead of an iris to ...
- 147
1
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154
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Which would be the Koppen-Geiger climate distribution of this map?
The existence of closed seas makes it difficult to me, especially the East one. I have it clear that in the souteast region the climate would be influenced by monzoon, but if the world has only one ...
- 11
1
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99
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In regards to mass and luminosity, what are those mystery stars?
Long ago (4.6 billion years, to be exact), a hyper-advanced alien civilization had created a solar system from scratch. Somehow, they had artificially prolonged the center of the solar system--a ...
- 14.5k
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In this infant (<500 million years) solar system, how far would each orbit be to be stable?
Here's the story: There is a solar system that is still a baby, less than 500 million years old.
There are a total of eight stars clumped into four binaries, each one with its own habitable zone. ...
- 14.5k
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75
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How to find the region where gas giants can exist?
I am looking at making a system and it leaves me wondering, at what distance would ice giants start forming from their star compared to gas giants.
Like, lets give our sun as an example, would ...
- 350
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78
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Can there be habitable moons despite heavy changes in axial tilt of their mother body?
Ok so i created a gas giant with 10 Jupiter masses and like 9 moons between 0.8 and 1.5 earth masses. All exept the most distanced of those moons are tidally locked to the gas giant and their axial ...
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What's stopping other rock layers from creating a karst-like landscape?
Context
I've reread a part of a book about geochemistry and it reminded me that just about any element can dissolve in water if the pH is right. Later an examples of aluminium or iron dissolving en ...
- 442
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71
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What would be the potential climate map of my country?
What would be the effects of the North Pacific current on the climate of that Archipelago in darker Red on the map?
Assuming that the climate is exactly the same as just before the beginning of the ...
- 545
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131
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I’m trying to imagine an Earth-like planet around Barnard’s star
What I have established about this planet is that it is the size of Earth but it is located 2.2 AU from Barnard’s star, a red dwarf. I’m trying to figure out how much greenhouse gases are needed to ...
- 211
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48
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Can a Biosphere Exist With Sulfur as an Oxidant?
I've been looking a lot at hydrothermal vents recently, because I was making a moon with a subsurface ocean that has life in it, and I found out that Sulfur can be used as an oxidant. My question is: ...
- 401
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167
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How Bright Would the Sky on This Alternate Earth Be? The Sequel to "The 372-Day Calendar"
Long ago, I asked how far Earth would orbit the sun if one year lasts 372 days instead of 365 and how much it'd affect the overall brightness. What I got was that Earth with a 372-day calendar would ...
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