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Questions tagged [nonspherical-worlds]

Worlds (“planets”) that are not spherical in shape. Includes cubeworlds, infinite planes, and any of Slartibartfast’s novelties. NOT for ordinary spherical habitats.

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3answers
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Can a large hemispherical planet be stable? [duplicate]

I had a vision of a planet twice the size of earth sliced in half like an apple by an invisible force, one half drifting away from the other into eternity. Unlike the planet Earth, it did no longer ...
9
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1answer
227 views

How can people adjust spoken language to adapt for the discovery that they live on a non-orientable surface?

Follow up to How can orientation-discriminating people keep their views when it turns out they live on a non-orientable surface? To quickly summarize the world, their are rightie and leftie people ...
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9answers
1k views

Building my Flat Earth, how to make my Ice walls last for eternity [closed]

In a world where Earth does NOT have gravity (Gravity does not exist). Our oceans are created by Ice walls. Ice walls? How can they exist so long? In the Flat Earth model, the Ice walls are situated ...
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10answers
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Would planets be cubic in my “cuboverse”?

Summary The main idea behind the "cuboverse" is that spacetime distances are measured by (something close to) the sup norm or infinity norm. Under this norm, spheres (the set of points at a fixed ...
6
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4answers
143 views

What would be some differences in the environment if the sun were always at the same point in the sky?

My fantasy world consists of a flat plane, with the sun affixed to a point directly over the main continent. This sun powers down to create night conditions, and then powers up again in the morning. ...
29
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7answers
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How far away could two countries be to have a relationship in ancient times?

Nowadays distance between countries doesn't matter too much. One of the United State's worst enemies is on the other side of the world! There have been wars that are fought thousands of miles away ...
2
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1answer
641 views

The effects of gravitational pull in a solar system with a pendulum Sun

Imagine a world whose sun is swinging like a pendulum above a flat surface. This is a sketch of the diagram. A complete cycle lasts twenty-four (24) hours (from an end to the other and back again to ...
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5answers
731 views

How to navigate the hyperbolic world

Let's say our world is set in a hyperbolic space with a curvature $K$ of $-1$ per $9$ square meters. The surface of our world is a hyperbolic plane (approximately, there are still hills and valleys ...
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6answers
636 views

How can orientation-discriminating people keep their views when it turns out they live on a non-orientable surface?

In my world, there are two types of people, lefties and righties. They have opposite orientations, which means they are mirror images of each (they are Enantiomers of each other essentially). ...
5
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4answers
687 views

Where would the Sun and Moon be within a flat Earth world?

Where would the Sun and Moon be on a flat Earth? Imagine a world similar to the flat domed depiction of the Earth with a Biblical Firmament all around it. If you don't know what that is, let me ...
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3answers
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Is there a difference between an infinitely large spherical world and an infinite flat world? [closed]

Obviously, one is a sphere and one isn't, but would the inhabitants of either world be able to rule out the possibility that their world might actually be the other? We humans knew that our world was ...
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6answers
339 views

What would be the conditions and causes that would make a planet not spherical?

Introduction I have been looking for information on the Internet. I have discovered that the shape of the planets is due to the gravity to which they are subjected, so they are spheres (,but they are ...
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6answers
301 views

What night sky would look like on a generation ship?

Hail folks. I've been reading a lot about generation ships lately and this occurred to me: imagine a ship that tries to emulate perfectly life on earth (atmosphere and all). Leaving aside the ...
3
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4answers
307 views

How to get earth like conditions with a Hollow-World?

For my space-fantasy setting I'm considering using the concept of Hollow-Worlds. I devised in-universe reasons for the presence of a day night and season cycle. The Hollow-world's "Inner-sun" ...
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1answer
87 views

Would a 'absolute nothingness' (Kabbalistic Ayin) be present in Brian Greene's Ultimate Multiverse? [closed]

Want to try having Ultimate Multiverse as worldbuild background. But I wonder if it is compatible with Kabbalistic concepts or not. And after reading through Brian Greene's Ultimate Multiverse about '...
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12answers
2k views

How could there be a horizon on a flat earth?

I'm building a world that happens to be flat. Well, it has hills and mountains, but no curvature. However, I still want to limit the eyesight to a few kilometers even if there are no hills around. I ...
-1
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1answer
170 views

Infinite office building with main character trying to understand it [closed]

I was thinking about a story featuring a main character waking up in some kind of infinite alien "office" building. Infinite by means of number of rooms and all three directions, maybe with gangways ...
10
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1answer
711 views

Water On A World That Is Flat?

For my fantasy world, I have what I think is a really cool idea. The world is flat, and elliptical in shape. If you touch the silvery edge, well, let's just say bad things will happen. (Not relevant......
8
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3answers
395 views

How do the tides work when the sun powers the moon to keep out evil?

So I wanted to give the players a reason to eventually go to the moon. But this is a fantasy setting, so having the moon just be a big rock floating in space would just be so.... blasé. So I came up ...
5
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5answers
687 views

How can I prevent a cube world from going spherical

Cube worlds are cool and many people like them but unfortunately, they are less than feasible. Does this have to be this way though? What factors could lead to the creation of a roughly cube shaped ...
4
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6answers
362 views

Meeting other sides of a cube world, cheapest method?

Lets say that somehow a cube world came into being, on an axial tilt around its sun, four of the sides are in-habituated by intelligent life, one of these sides (relatively) quickly realized that ...
4
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3answers
827 views

Can a cube world have magnetic poles?

Say that you have a cuboid "planet" that can retain its shape. Can it have a cubical iron core (as opposed to the spherical one described in this question) and generate a magnetic field? Would the ...
3
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3answers
680 views

Gravity on a Cube World [duplicate]

Say that you have a planet that, instead of being spheroid, is cuboid. How would such a planet form? Wouldn't the gravity pull the matter toward the corners toward the center, causing the planet to ...
8
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7answers
2k views

Infinite tube world

I'm inspired by this question and was thinking that it is nigh impossible for sun, moon and star to exist in this world and even if they do, there is no way to sun and moon to orbit and create day-...
7
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2answers
609 views

Planet with infinite overlapping surface on an axis, problems of the concept

I’m beginning to build a world for a story I want to write. The world consists of a planet, roughly earthsized, with a couple of natural satellites (moons), and roughly same orbit and a similar star. ...
28
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25answers
5k views

Which shape for an infinite world with usual sun cycles?

In fantasy works, it can be interesting to imagine an infinite world. It means you can travel in any direction for as long as you want, always discovering new lands, new cultures, new landscape, etc. ...
9
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8answers
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How to avoid infinite gravity

I have a world I want to put together but I ran into a problem. Description This world is a cube infinite in all directions, exactly half of it is full of earth and half is space (where we see ...
50
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11answers
6k views

Infinite flat world

Instead of discovering that earth was round, we find that we live on a infinite, flat "earth". What are some cultural implications if we were to live in a world like that (disregarding any physical ...
4
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4answers
384 views

Is a spherical core and magnetic field possible in Cube world

Pretty self explanatory question...can the Cube Earth described at the link below support a spherical core and a magnetic field? How would a civilization that has been living on a "cube" ...
18
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5answers
4k views

How would a civilization that has been living on a “cube” Earth differ from one on a “spherical” Earth?

Another question based off of this one here. Let's say on a cube styled Earth-like planet, there was a similar race to humans. If the differences in the planets were minimal (besides, you know, the ...
29
votes
11answers
21k views

Can a nonspherical planet exist and can it be habitable?

In both fiction and non-fiction worlds, that attempt to keep a sense of realism, planets are spherical. Is it possible for a planet to not be shaped like a sphere? If such a planet is possible ...
32
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5answers
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What would the problems with / consequences of a torus shaped planet be?

Take a torus planet: It has the structure of a normal planet (ours): The diagram is not to scale. Assume similar proportions of Crust:Mantle:Cores as the Earth. Is has a similar volume (close to 1.1 ...