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Questions tagged [wormholes]

For questions about passages that take things from one point in a universe to another extremely rapidly.

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How to create a network of stable traversable wormholes, how those WH behave when interacting with gravity and vessels, and how they look [closed]

first time poster on the world building site, and I have several questions about wormholes and how they work. I've been reading through the other questions tagged "wormholes" and researching ...
caprlk's user avatar
  • 17
2 votes
3 answers
329 views

Topology of an exotic wormhole network?

I have a setting in which there are nine planets in star systems scattered across the galaxy, linked together by some being or intelligence capable of manipulating spacetime. The current inhabitants ...
sevenempest's user avatar
4 votes
15 answers
3k views

What type of security measure/contingent conditions could make jumping into a portal impossible inside a laboratory?

I am writing a spy-adjacent story where one of the characters is able to open and close portals that teleport them to a set number of known locations. There is a moment in which this character tries ...
Elsie's user avatar
  • 289
8 votes
3 answers
325 views

Preexisting wormholes: How to find aliens?

Setting The future, but not too far. No antimatter and no teleportation. Space travel is relatively reliable, but it's not cheap and it's powered by fusion. Space travel outside of the solar system is ...
FrogOfJuly's user avatar
  • 1,138
10 votes
8 answers
4k views

This teleporter causes gravitational warping of the user’s body—how come it doesn’t kill them?

So I’ve got a nice point-A-to-point-B teleporter machine, and for some extra flavor I’d like to have the experience of using it include a healthy dose of gravitational/physical warping to push, pull, ...
amphibiaenjoyer's user avatar
5 votes
2 answers
230 views

Light effects when facing a wormhole with faster time flow on the other side

Simply put, let's say there is a portal that leads to the past, and that it's "catching up" : an observator from the present looking into the past sees time go faster, and an observator in ...
Gouvernathor's user avatar
4 votes
1 answer
605 views

Near-instantaneous inter-star communication utilising wormholes

This is my first question on the worldbuilding stack exchange, I discovered this place last night when double-checking that my world's river-carving-through-a-mountain-range is possible (it was, which ...
Katy's user avatar
  • 137
2 votes
4 answers
900 views

How to use warp gates that can only travel at 0.05c?

Let's say that creating warp gates is possible, so long as both ends of the warp gate are stationary within some universal reference frame (no time travel please). The only problem with this ...
Zags's user avatar
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-4 votes
1 answer
103 views

For a 60 billion light year journey, what would be the distance with this wormhole? [closed]

An advanced human civilization possesses Portal Engine technology built in to their ships. These portal engines produce traversable wormholes from one end (the ship’s end of the wormhole), and uses ...
Kal Madda's user avatar
  • 1,851
18 votes
5 answers
5k views

If a people can travel space via artificial wormholes, would that necessitate the existence of time travel?

The primary mechanism of “faster than light” travel in my story is via artificially formed wormholes that can be created to transport a craft to a reasonably precise location. Would the existence of ...
Kal Madda's user avatar
  • 1,851
5 votes
4 answers
1k views

What does a 5km/s wind coming through a portal look like?

If your anchored-to-a-gateway-at-one-end-but-other-end-free-floating wormhole technology has the handwaved ability to match orientation and velocity to the surface of a distant planet, it also has the ...
Stephen's user avatar
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6 votes
6 answers
2k views

Can we make a wormhole inside another wormhole? [closed]

The Setting Let's make an imaginary machine powered by the sheer will of argument. Let's call it a cosmic anti-mass sowing machine, cause why the heck not. (If you can't tell, I don't expect this to ...
Sam Kitsune's user avatar
  • 1,994
-1 votes
2 answers
152 views

Immediate public reaction of being teleported to a new galaxy [closed]

The basis of this sci-fi worldbuilding story/project is this: a well-meaning attempt to create artificial wormholes succeeds, but creates a wormhole so huge that it consumes Earth, the now-colonised ...
user98816's user avatar
  • 8,657
5 votes
1 answer
319 views

How much energy would a collapsing wormhole release?

In my fictional universe, after experimentation with quantum field manipulation, a way to open, expand and stabilize wormholes is developed, requiring an immense flux of energy (as manipulating ...
Sam Kitsune's user avatar
  • 1,994
4 votes
1 answer
175 views

What if a portal is opened from The Surface of Lake Superior to The Surface of Kraken Mare on Titan?

Both ends of the Portal are 60 meters in diameter, and are halfway submerged into the lakes at each end. Each end of the portal is located at the point of the lake farthest from shore. Assume that the ...
WhatIfEnjoyer568's user avatar
4 votes
1 answer
154 views

Surviving time travel using black holes or wormholes

Operating under the assumption that it is possible to use a black hole or wormhole to travel forward in time by a relatively small amount of time (e.g. 2,000 years) without travelling a significant ...
Heathendom's user avatar
6 votes
3 answers
1k views

Is it possible, at least in theory, to travel between two spots in the universe through an Einstein-Rosen bridge?

I'm using as a means of "long-distance travel" the generation and exploitation of Einstein-Rosen bridges, through quantum entanglement of black matter in different points of the galaxy, as a ...
th0bard's user avatar
  • 409
5 votes
4 answers
682 views

Aliens exist on the other side of the nearby wormhole, but we don't know wormhole exists yet. How might they be detected and communicated with?

Scenario: Humans have setup an observation/research station close enough to study the super blackhole Sagittarius A*, which in this world is a wormhole. Aliens exist on the other side. (I am flexible ...
user avatar
5 votes
3 answers
352 views

Jupiter-Earth wormhole cataclysm

I'm revisiting an old worldbuilding project of mine where enormous, Lovecraftian monsters arrive at Earth through a wormhole with one endpoint embedded in Jupiter's atmosphere, and I'm unsure about ...
BMF's user avatar
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3 votes
3 answers
412 views

How to explain the warp gate looking like a giant funnel in space but its working principle is a spherical wormhole?

In many sci-fi tropes, a warp gate or artificial traversable wormhole almost always resemble a funnel however in reality its working principle is a wormhole. I would like to know how does it appears ...
user6760's user avatar
  • 48k
7 votes
3 answers
302 views

How to unclog a wormhole?

Lets say that you have a wormhole where both ends are attractive. Here an object starts far away from rest, accelerates towards the wormholes mouth, travels through the throat at a small fraction of ...
blademan9999's user avatar
2 votes
2 answers
207 views

What would two planets connected by traversable wormholes trade that is worth the travel risks?

I've posted here before about the realism of my wormholes and such, but I feel this question better fits the forums context of how it wants questions. I have multiple wormholes that are within the ...
Naga's user avatar
  • 63
3 votes
1 answer
110 views

How do I get Ironclads/Submarines lifted into an in-atmosphere wormhole that leads into another identical one?

I am working on some lore for an overhaul mod, but I want to try to stay away from handwavium as much as I can, at first. There's two terran planets connected by many stable wormholes, the most ruckus ...
NagaPrince's user avatar
5 votes
1 answer
151 views

My in-atmosphere traversible wormhole, does it make sense, and what propulsion is needed to gain access to it?

I am trying to make up my own special Wormhole concept, researching and trying to understand what the practical and theoretical sciences we have, and am curious if its good or bad? The simple idea is ...
NagaPrince's user avatar
4 votes
5 answers
2k views

Do these 'Magiholes' break physics?

The Magiholes are effectively wormholes, except for the fact that the mass of their ends is fixed and unchanging, and that it can be freely moved through space. Would this cause any problems for known ...
Ichthys King's user avatar
  • 16.2k
0 votes
2 answers
134 views

Using a wormhole to get propellant in space?

Would it be possible for a spaceship to fly through space with the propellant stored off-ship through a wormhole? The propellant-tender end of the wormhole wouldn't need to move, so the ship-end ...
Ichthys King's user avatar
  • 16.2k
-1 votes
2 answers
161 views

Plausibility of my alien race [closed]

I came up with an alien race for a video game I'm developing, and I wanted to know if they would be scientifically plausible. They call themselves (rough translation) the Valke. They are humanoids ...
random internet person's user avatar
12 votes
6 answers
769 views

How would you arrange wormholes throughout the galaxy so that they don't violate the Chronology protection conjecture?

Any form of FTL, including traversable wormholes, allows backwards time travel. (EDIT: I mean going backwards in coordinate time. We get to closed timelike curves later in the post.) My world has ...
Christopher King's user avatar
4 votes
3 answers
213 views

A Semi-Complex, yet fictional explanation for the possibility of portals or wormholes

I am working on a Young Adult fictional story that is based upon the ability for humans to travel through portals. I have done a little research about portals, an idea that has always been interesting ...
Dejah Williams's user avatar
7 votes
3 answers
395 views

Why don't Sci-fi stories draw energy directly from their stars using wormholes/FTL devices? [closed]

Science fiction is full of devices allowing people to open portals to other worlds, teleport, open wormholes, etc. but there are only subtle discussions about tapping into the sun or other stars with ...
DWKraus's user avatar
  • 63.7k
2 votes
1 answer
228 views

Would would occur if a person travelled from a wormhole in flat empty space, to one on Earth?

We are using a Morris-Throne Wormhole Metric. Let's presume the throat of this wormhole (in internal hyperspace) is short, let's say 1km. Now, as you are travelling through the entrance wormhole, ...
MrKred's user avatar
  • 91
2 votes
2 answers
191 views

Could Kerr Metric Black Holes hypothetically be used for Interstellar Information Transfer?

Kerr Metrics should (extremely hypothetically) allow travel into "mirror" universes. However, I have heard that some theories estimate the time-swapped black hole on the other side of the ringularity ...
MrKred's user avatar
  • 91
6 votes
2 answers
184 views

Assuming you had the ability to create a wormhole, could you control where it opened up the first time you "turned it on"?

Let's say that sometime in the future, technology has advanced enough to the point where we are able to create a controlled black hole and hold it open with exotic matter, creating an Einstein-Rosen ...
Faz's user avatar
  • 1,453
5 votes
2 answers
609 views

How to build a wormhole for FTL communication? [more Engineering than Physics question]

I came to SE WB while I was researching about space radiators for my sci-fi. I don't remember where exactly I found an answer to my question (Maybe? Idr) but I stunned with this site. You all looks ...
Rodolfo Penteado's user avatar
0 votes
1 answer
162 views

Could these new wormholes be used as a hammer space?

So, if you remember these two questions: What can these negative-mass-free wormholes be used for? and Scientific explanation for summoned creatures , you probably know what I'm talking about. ...
Mephistopheles's user avatar
6 votes
4 answers
272 views

What can these negative-mass-free wormholes be used for?

There might be a way to build traversable wormholes without needing negative mass. Take a gander: https://phys.org/news/2019-04-wormholes.html Now, these wormholes have a big limitation, they can't ...
Mephistopheles's user avatar
6 votes
3 answers
432 views

Long range laser using wormholes

So, I was recently watching Stargate: Atlantis, and I saw a very interesting concept. In one episode, the villainous Replicators use the stargate network to fire what is essentially a high-powered ...
In Hoc Signo's user avatar
2 votes
4 answers
350 views

Can wormholes be used to trap people?

I was looking at the diagram for a wormhole: A 2D plane is bent and then its ends are pinched together, creating a kind of 3D tunnel representation of what a 2D wormhole would be: This has made me ...
overlord's user avatar
  • 6,312
3 votes
2 answers
177 views

Could the earliest life on Earth have traveled through a wormhole billions of years ago into an alternate dimension and evolved independently? [closed]

So it's fairly common knowledge that the first signs of life on Earth were in the Archean eon, when the crust started to cool and continents started to form. Life arose around 3.7ish billion years ago,...
Space_Cadet's user avatar
  • 1,301
1 vote
2 answers
232 views

Would dumping vast amounts of electric charge into a traversable wormhole be a viable way to keep the wormhole open?

It's possible to have lots of electric charge while having only a small amount of mass, and a black hole with a significant electric charge has properties that are different from one with no electric ...
Anders Gustafson's user avatar
1 vote
0 answers
205 views

Creating a wormhole connecting two universes that have different elementary particles? [closed]

A civilization wishes to create a wormhole that connects two universes with different quantum fields from each other and different elementary particles to go with those different quantum fields. On ...
Anders Gustafson's user avatar
1 vote
1 answer
310 views

Creating a wormhole connecting two universes with different spacetime metrics?

A civilization wishes to create a wormhole connecting its universe to a universe with a different spacetime metric. For instance if we describe a timelike dimension with $+$ symbol and a spacelike ...
Anders Gustafson's user avatar
5 votes
3 answers
278 views

Calculating Wormhole Wind Speeds

Here's something I've never noticed anyone asking when it comes to wormholes/portals: If they allowed air to pass through them, how fast would the wind be? Should atmospheric pressure differences be a ...
Cameron Farley's user avatar
4 votes
3 answers
983 views

Non-causality-violating FTL travel. / Can omnipotence beat causality?

While building my sifi world I dug into ftl-travel and encountered these mean bullies, causality and relativity. They told me I can't have faster than light travel, because effect can't precede cause ...
TheDyingOfLight's user avatar
11 votes
2 answers
2k views

Does crossing a wormhole happen instantaneously, or with the course of time?

I have seen many science fiction movies that depict traveling in space through wormholes. The appearance though, and the time it takes to cross a wormhole, tends to vary: • On one hand, we have the ...
ΓΙΑΝΝΗΣ ΜΙΧΑΗΛΙΔΗΣ's user avatar
14 votes
3 answers
701 views

Could you carry a wormhole through another wormhole?

Okay, let's assume that travel between star systems is done through stable, stationary wormholes on the outer boundaries of each system. This alone is slightly magic for now, of course, but let's roll ...
Cereza's user avatar
  • 1,829
21 votes
2 answers
978 views

The mass of an economically feasible non-microscopic traversable wormhole

Background In my hard sci-fi settings, there is an advanced Type II Civilization, that are progressing toward Type III Civilization (yes, I am referring to Kardashev Scale). They are sprawling across ...
Hendrik Lie's user avatar
  • 2,000
1 vote
5 answers
449 views

What's the next stage of transportation, after wormholes are invented?

I've seen many movies in which advanced civilizations use wormhole-opening technologies to either travel across the universe, or to simply get to the other side of a city. And this is also what I've ...
ΓΙΑΝΝΗΣ ΜΙΧΑΗΛΙΔΗΣ's user avatar
4 votes
1 answer
151 views

Would there be stress on my wormhole between two planetary surfaces due to their orbits?

Building on this question: Settings formed by Uncontrolled Terraforming of Venus and Mars via Portals My government, the Great Council of Duhurang1 has authorized the Minister of Astronomic Science2 ...
JBH's user avatar
  • 126k
-1 votes
1 answer
382 views

Spherical vs Circular(planar) wormholes; possibility? [closed]

I know that 'they' are theoretical and hypothetical, but please justify deep down to your understanding and I'll try to grab-up as much Origin of Problem: Thanks to the fantasy and fiction, there are ...
Jit.S's user avatar
  • 11