Questions tagged [alternate-worlds]

For questions about worlds other than Earth that are significantly different. This could be a water, ice, barren or other planet. For questions about planets similar to Earth with specific differences use the *earth-like* tag.

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2
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1answer
240 views

How can my story take place on earth without refering to our existing cities and countries [closed]

My story shall take place on Earth with the human race as the dominant species. I imagine the technological and scientific progress to be 10 to 20 years in the future from now (our current real life ...
6
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2answers
254 views

What levels of Argon and Neon (along with other factors) are needed to make the entire sky orange and sustainable for life?

I've read several sites and even questions on here where the sky would appear almost white or light blue if it orbited an orange dwarf star. However, that is if the planet has the same atmosphere as ...
2
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6answers
191 views

Life on land, sea, and what else? [closed]

On earth there are two main media that support complex animal life. One is the sea, with creatures living both on the seabed and the water; Another is the land, with animals that live both on it and ...
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4answers
224 views

What modern things that are cheap can be good to sell in a fantasy medieval world at high price [closed]

I have my protagonist go to a fantasy world that is locked in their medieval era like late 1300 early 1400. My protagonist need money to travel, so what kind of modern invention, a material that is ...
-1
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4answers
226 views

Can pirates still exist and be cool in a near future? [closed]

I am writing a novel. It's 2050 and there are pirates who use technology integrated in their boat. They need internet in order to do it. This technology can do things like avoiding storms or hack ...
4
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1answer
117 views

Need some help in creating silicon life in cold temperatures

I am a new person to this but I have been looking at similar questions about silicon life. I'm currently trying to create silicon-based lifeforms on a planet with a surface temperature of about, -36....
1
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0answers
94 views

How would an “minecraft-like” dimension behave? [closed]

The "dimension" I'm building, consists of earth-like plane that stretches on to infinity. It's a soft sci-fi universe and this dimension is man-made. The land has infinite mass, I don't know what ...
-4
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5answers
262 views

In a world without software how would Hacking work?

A definition of computer hacking. Computer hacking refers to the practice of modifying or altering computer software and hardware to accomplish a goal that is considered to be outside of the ...
1
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0answers
85 views

How would a world where electronics are organically based differ from ours? [closed]

I'm building a Retrofuture space fantasy setting. Some relevant information on that can be found here... One of the core aspects to me of the retro sci-fi aesthetic is its hardware focused nature. I ...
7
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6answers
1k views

If curse and magic is two sides of the same coin, why the former is forbidden? [closed]

A gun can bring destruction but at the same time save lives, both curse and magic belongs to different system and operates independently. Curse requires strong feeling such as suffering pain while ...
3
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6answers
229 views

Areas with high energy on an Earthlike world

In an earth-like world, what can I provide as examples of areas where high energy is generated naturally? I'm looking for sources of energy other than heat, for e.g, volcanoes and geothermic vents.
4
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4answers
379 views

Designing the most boring planet ever discovered. Part 1: planetary surface

@Gryphon has made me aware of this The Least Interesting Substance It is very close but I need a planet that can form naturally. Would any of the substances mentioned in answers to that question be ...
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2answers
191 views

Properties of a planet roughly four times as big as Earth

I have some research I want to do about a planet for a novel I'm writing. It is a fiction/science fiction novel, but I do wish to actually have some parts of the world correct in the scenes I depict. ...
10
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1answer
244 views

Could the equator of a world be a closed-time like loop?

Most works of fiction have quite imaginative views of time travel. Mighty machines that teleport in time instead of space. Gaping portals in space that take you to another time. Mystical beings with a ...
-3
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1answer
285 views

In a world with 12 moons but NO sun, how to define a day? [closed]

I made the map of my fantasy world before thinking about the physics, as you can see bellow the art! I'm interested to understand how to decide which moon is in the sky at a given moment, if it's ...
1
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1answer
202 views

Electric muscles

There is a popular belief that the muscles of our body are controlled only by electrical impulses. This is not entirely a lie, but ... From what little I have researched, the nerves send a command for ...
4
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7answers
1k views

The Dark is strong in the light! Why?

Last time we left off with The Dark Lord lording over their darkness in the Dark World. But the Dark Lord wants to take over our world too. Not only that but when he enters our world he gains Super-...
1
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6answers
355 views

After evacuation to a new planet, how would a population switch from a barter system to a monetary system with banks?

Okay, context. There's a modern human sub-species (about 9,000) that needs to evacuate earth to avoid genocide from their human counter-parts. They have access to a portal to take them to a new viable ...
-1
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3answers
392 views

Will a country ruled and dominated by women work?

I'm writing a fantasy comic, and in my comics, I plan to introduce a country/nation/race, where women dominate everything. Men from this race/nation are submissive to the women. Women have all the ...
1
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3answers
170 views

Is it possible for two dimensions to exist on one planet? [closed]

I'm writing a fantasy comics and I am stuck on a particular idea. Imagine if Hell existed on our planet. Like hell is here, we simply cannot see it, because there is an invisible barrier between the ...
2
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5answers
1k views

Why would anyone follow a buffoon king? [closed]

I'm constructing this scenario where a country is in a large, long, terrible civil war. The war ranges from ultra nationalists to Socialists, liberals to conservatives, everyone at the throat of each ...
6
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2answers
241 views

How long would a flat Earth last?

As we all know the Earth is flat. Once upon a time a group of explorers set off with the idea of proving that the world was round and that there was a route to the spice islands the other way, but the ...
1
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1answer
151 views

Creating a Matryoshka Shell World: Sectioning

In my previous two questions regarding temperature regulation and Rotations I set up the idea of creating a multi-layered shell world consisting of planetary crusts stuffed inside one another creating ...
39
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23answers
13k views

Make slimes great again, but how?

Slimes are seen as merely base-level enemies which don't really challenge the heroic main character, the Chosen One. My question is how to make slimes incredibly powerful without using magic. They ...
27
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28answers
22k views

A guy asked me to kill 15 trolls, how do I prove that I did it?

In my world there are adventurers who are squeamish about getting blood on them. Trolls are commonly hunted by adventurers. What trophy can my squeamish adventurers collect from these trolls, and not ...
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10answers
3k views

Cryomancer, combat style

Cryomancy is cool, ice is cool and ice mages too. But does it actually hold any utility other than keeping your food fresh, specially martially wise(?) How could an individual with ice magic powers ...
4
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4answers
267 views

Creating a Matryoshka Shell world: temperature regulation

In a galaxy far far away, during a fit of inspiration for a super massive marvel of technology, the Imperator dedicates an astounding 10% of energy and materials from his civilization's dyson sphere ...
3
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0answers
116 views

How much longer would it take to reach technological parity without access to energy dense resources like fossil fuels to bootstrap development? [closed]

If the only difference in our hypothetical world is where fossil fuels like coal and crude oil are nonexistent, the advent of an analogous Renaissance Era, subsequent Age of Enlightenment, and ...
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17answers
12k views

How to defend when attacked by an avian species?

Bird people are humanoid creatures with a wingspan of 4 meters, they are as tall as humans and the fittest of them weight 72 kilograms or slightly less, so they are quite lighter than the average ...
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2answers
312 views

How to remove the limit? [closed]

Most role playing games have an upper limit to how strong a character can become usually by means of a level limit or item power limit, players simply reach a point where no matter what they do they ...
6
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5answers
3k views

Arms without wrists

The human hand can be flexed at the wrist, extended and even abducted or adducted while the forearm can also be twisted in supination or pronation giving the illusion of the wrist twisting. All of ...
15
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2answers
3k views

Elves have alcoholic blood

From further investigations I see that someone came with an idea that gives support to my theory that elves don't have body fat. Their idea was that Elves store their energy as ethanol in their ...
44
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15answers
13k views

How could elves survive without any fat cell in their body?

Have you ever seen a fat Elf? I haven't, and I think there's an unexpected reason. You see, Elves aren't really the best workers or at least working the land and cultivating food is not something ...
3
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3answers
407 views

Magical prosthesis merchant [closed]

As a prosthesis crafter things are going really bad with the new trend of healers regrowing wounded limbs. Apparently for some sick reason people actually prefer their body parts to be made of real ...
6
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1answer
134 views

Photosynthesis analog, plausible?

So on a planet with a chlorine based atmosphere and only a small amount of oxygen, here is my proposed mechanism for chlorine based photosynthesis. Carbon tetrachloride, since it is a liquid at 70 ...
-4
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1answer
105 views

New Hologram World with touch and feel, Possible? Land, Water, Fire, Air, Sky with touch and feel Hologram? [closed]

I'm curious if it's possible for humans to create a Hologram World. Atmosphere for Hologram World: Touch and feel for all living and non living objects in the world Living Hologram objects which ...
2
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3answers
144 views

How would a species in one dimension with its own properties go to another dimension with slightly different properties?

In my world, I have three dimensions, each of which have their own special properties. From each of these three dimensions come a master race of said dimension: From the first, the master race is a ...
0
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1answer
78 views

What circumference would a no season temperate climate planet have

Imagine a planet, 3/4 water and 1/4 landmass. No axis tilt so the climate is moderate throughout the year. IE peak temperatures at 100°F at equator. It orbits a sun about the size of ours and has a ...
8
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8answers
1k views

How can I explain tree-like creatures that are only active in the cold of night

In a world close to ours, on a planet, intelligent "Ents" or tree-like creatures live. The problem is, the creatures become dormant during the day; they "hibernate" when the sun is up, which heats up ...
5
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1answer
145 views

System consisting of a Super Jupiter (10 Jupiter Masses) and several earth-like moons

I have created a planetary system consisting of a Super Jupiter (10 Jupiter Masses) and up to 8 Earth Sized/mass Moons (on average) and now I wonder if it would be stable. I already tried to create ...
0
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1answer
134 views

Scifi world without cars, planes or tanks [closed]

The world is at a technology level where it is capable or interplanetary travel. What changes can be made either to the planet or to the physics that could prevent them from ever creating cars planes ...
13
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4answers
2k views

Simulating gravity in a gravity-less universe

In my fantasy universe, there is a disc-shaped world that has a flat surface that has roughly the same atmosphere as Earth (see this); the atmosphere moves along with the world. There is no gravity in ...
1
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3answers
475 views

How plausible are the terrain and land-forms on my fantasy map?

You might have seen me ask a few questions the last few days. Basically, I'm just looking for advice on how plausible this (very early prototype) map might be. Disclaimer: I unfortunately know rather ...
2
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3answers
212 views

What should the size of my moons be?

(Not entirely sure if this is the right place to ask this but hopefully I'm right!) I'm writing a novel and the planet this novel takes place on has two, twin moons of approximately the same size. ...
1
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3answers
505 views

In a world where the four seasons reflect the four elements, what is the season of Earth? [closed]

In one world I am building, the four seasons are composed of the four elements. It would probably go in this direction: Water>Earth>Fire>Wind>Water ...
2
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2answers
86 views

Looking for ideas for a world that requires some earth based mineral to be released into its atmosphere to render it non toxic to life as we know it,

Im busy wrtiting a Space Opera and was going to utilise the "hypothesis", or whatever you call it of an ancient civ mining gold here and utilising it to disperse into its atmosphere, in turn either ...
28
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13answers
9k views

Medieval ways to tell time, without a sun or stars

I am looking for ways to tell time when the sky is completely blacked out all the time. I am aware of nails and other metal objects inserted into candles. Due to vegetation dying due to this calamity,...
13
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6answers
837 views

Atlantis and Sewage

How do underwater cities (with aquatic human-like citizens) handle sewage? What type of technology would be possible to use underwater in order to take care of the mess?
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0answers
101 views

If test subjects inside a lab-experiment-universe figured out how to use the Help Desk, what form would the technology take? [closed]

A technologically advanced non-humanoid species discovers trans-universal travel and use their (relatively new at the time) universe-hopping tech to escape a world-killer asteroid, taking with them an ...
1
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6answers
305 views

How could it be possible for an entire region of space to be filled with Earth like planets?

Ok, I get it, me dumb, you smart. Only smart questions allowed. In any case I'm going to leave the question unaltered in case some others might get something out of the answers. Thanks to everyone ...