Questions tagged [wormholes]

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

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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 ...
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493 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 ...
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3answers
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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 ...
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318 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 ...
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159 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, ...
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107 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 ...
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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 ...
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312 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 ...
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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. ...
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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 ...
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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 ...
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4answers
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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 ...
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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,...
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2answers
200 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 ...
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193 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 ...
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1answer
249 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 ...
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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 ...
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541 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 ...
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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 ...
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481 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 ...
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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 ...
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5answers
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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 ...
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1answer
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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 ...
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315 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 ...
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Wormhole travel system: how would they connect the systems?

Here, star systems are connected with "wormholes". The wormholes facilitate travel at $250\ c$, regardless of mass. They are made using special ships. Any travel (including military vessels) not ...
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368 views

Using the Casimir effect with a railgun to reduce mass, size and recoil?

The civilization I've built has developed the technology for near limitless, sustained power generation. Through this advancement it's been possible for them to solve for Alcubierre's Bubbles and ...
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356 views

Einstein-Rosen Bridge Worldgate time-gravity travel issue

In this mostly hard-science universe I am using a theoretical "Hyperstable Gateway" to travel between planet X and Y; The wormhole has a ~5m diameter, The "Bridge" itself is negligible and a physical ...
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What is INSIDE a Wormhole?

IF they were real, would wormholes work in the way that they do in sci-fi (for all intents and purposes "teleportation", travel without movement, FTL, immediately "appearing" at the other location), ...
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1answer
200 views

How could a Wormhole be transported?

In my universe, humanity has learned how to open wormholes for transportation, how they are opened is irrelevant and can be hand-waved, what must be kept in mind is that when they are opened, two ends ...
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259 views

Can time dilation happen in a higher dimensional space or inside a wormhole?

A wormhole usually helps us to create a shortcut to a distant object through a higher dimensional space. Can the time factor in that higher dimensional space differ from our three-dimensional space? ...
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7answers
956 views

(Please Someone Explain) Is time travel using wormhole as portals possible logically?

I am working on a story and came up with a doubt regarding an explanation given for time travel using wormholes as portals. The below given is taken from Wikipedia link: https://en.m.wikipedia.org/...
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Using wormholes to redirect projectiles [closed]

A civilization has developed wormhole generators for transportation between solar systems. Some smart fellow thought it would be a good idea to try and create wormholes in such a way so anything fired ...
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Travelling through a black hole like through a wormhole?

To add to my previous question. Can a black hole be a wormhole or can a wormhole exist within a black hole? The result I want to get is this: You enter a black hole in one part of space and exit from ...
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1answer
166 views

What could lead to the appearance of a wormhole relatively close to our planet?

I was thinking of different ways a wormhole could appear relatively close to our planet but even reading much about wormholes I can't think of any possible conditions. I need some theoretical or even ...
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What would happen if a wormhole disappeared while a ship was inside it? [closed]

If you create a wormhole you don't make a portal. When you enter into the wormhole you aren't teleported to the destination location (like a portal), instead you are in a "tunnel", you have to travel ...
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1answer
291 views

How would the entrance to a wormhole move through space?

Of course, this is all purely hypothetical since no one’s ever seen a wormhole before, but in my story, I have tech that “contains” the entrance to a small wormhole. Wherever the tech goes, the ...
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1answer
199 views

What kind of stellar core or degenerate material would be needed to create a survivable explosion?

The Scenario: A group of scientists on a research space station are conducting tests on a Bose-Einstein condensate. They can't figure out why it is that every time they get their condensate to form, ...
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687 views

Avoiding Violation of Causality with Stable Wormholes

In laying out the groundwork for a series of stories I'd like to write, I'm positing a somewhat modernly-realistic take on the "well-aged human empire in the stars" type of setting the classic authors ...
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219 views

Probing through wormholes

In this setting humans can generate artificial wormholes, the technology requires colossal quantities of energy so the process is not something that can be done easily. The system makes it so that ...
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1answer
765 views

What is the energy requirement needed to make a Visser wormhole and what kind of civilisation on the Kardashev Scale could do this?

So, after discussing how to make a wormhole in chat (after I started with how long Earth could last in the middle of an invasion of Earth in the mid 1970s - early 1980s), I was curious: How much ...
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What if a portal is opened from the Mariana trench to the Sahara desert?

The first portal is placed at bottom-most point of the Mariana trench (the deepest part of any ocean, located in the western Pacific Ocean) and the second is placed in the Sahara desert in Africa at ...
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How would mankind “tame” wormholes enough to use them for travel?

OK, so I’m writing a Star-Wars-esque science fiction book set some centuries in the future. Rather than break the laws of physics and say that faster-than-light travel is possible, I’ve chosen to give ...
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What happens to the space created due to wormholes?

I am working on a story which is based on space time hacking and moderation. While researching I found that a wormhole is simply a Folded time-space-as shown in demonstration below (Image credits: ...
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1answer
239 views

Requirements for using a wormhole

I have a story that requires travel through a wormhole. I know the basic requirement to go through a spherical wormhole would be that the object must be smaller than the wormhole diameter. Assume that ...
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What if tornadoes could open a wormhole? [closed]

What if a tornado opened a wormhole to space? It would be an EF 5 on the [Enhanced Fujita Scale]. It would open up on the top of the tornado. It is fast enough to make the wormhole stable? Would Earth ...
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How to Visualize a Wormhole Somewhat Accurately?

So, as I've mentioned in previous questions, I am writing a series in which the four young main characters encounter natural, traversable wormholes that connect the present time to another one. I've ...
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How Effectively Could a Telescope Look Through a Wormhole?

Could a high powered telescope in space (such as the Hubble Telescope) be capable of peering through a large worm hole with enough clarity to detect that a planet is somewhere on the other side? If ...
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Plot a course for Cutthroat Supercluster [closed]

In year 2417 C.E. many decades after the first discovery verified the existence of a primordial wormhole, a join venture between the federation of Onion Spur Alliance and Andromeda-la Empire assembled ...
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142 views

How can a spaceship get into the correct wormhole? [closed]

There is a binary wormhole system within light years from our Solar System, the identical wormholes are orbiting each other once every 500 days. Each wormhole lead to an unique fixed address, without ...
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How close can a wormhole appear next to a star so that it doesn't affect it?

In context, I need to transport a package that has gotten very close to the sun, and I've chosen to use a wormhole. What I need to know is if there is a certain distance that needs to be considered ...