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Questions tagged [weapon-mass-destruction]

For questions that deal with weapons of mass destruction (WMD).

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2answers
149 views

Destroying earth from light years(?) away [closed]

Consider a highly advanced civilization that is almost ON THE VERGE of developing futuristic (for us) technology like FTL travel. (I insist on the "on the verge" aspect, because I envision this ...
10
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2answers
158 views

Fortifications capable of withstanding atmosphere-clearing blast

On the Atomic Rockets site, there is a series of handy tables, the first of which is aptly named "The Boom Table", providing examples for a wide range of energy releases (in both Joules and TNT ...
7
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2answers
214 views

The Worldkillers - Method I: Oceans

This series will focus on a Worldkillers: a group of interstellar outlaws who specialize in destroying worlds. Each question has the objective to explore a different way to kill a planet - a word ...
53
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22answers
13k views

How to prevent superluminal traveling idiots from wrecking half of the universe?

Linked but not a duplicate of this question. An example of the problem During the last Star-Wars movie, I was dumbfounded by the sheer stupidity of admiral Holdo's move, during this particularly ...
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2answers
174 views

What would annihilate life on a planet but allow it to be habitable 1-10 years later? [duplicate]

I'm writing a fantasy/sci-fi story. Imagine an alien race, about as advanced as any sci-fi alien race has ever been depicted in any REALISTIC medium. They're gonna target an earth-like planet. I need ...
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2answers
536 views

Weaponising the Tesla earthquake machine or modern equivalent

In 1935 at his annual birthday party/press meeting a 79-year-old Tesla related a story where he claimed a version of his mechanical oscillator caused extreme vibrations in structures and even an ...
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2answers
119 views

Human caused disasters creating a whole new continent

So my world needs to be destroyed because of a variety of things. New land masses would be created and destroyed and joined till we had a single continent. In the future, people saw the possibility ...
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2answers
107 views

Apocalypse by Atomic Catalyst

This question is a continuation of Unprepared and Without a Homeworld. The premise of this idea is that a substance called an Atomic Catalyst exists that can lower the temperature at which particles ...
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0answers
129 views

Suppose I have an Earth sized planet whose oceans are made of pure glass - what would be the effect of striking said oceans with nuclear bombs? [closed]

This question was prompted to me by my answer I gave to this question. In it I stated that an Earth sized planet would satisfy the criteria if it's oceans were made of glass or at least regions of ...
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3answers
259 views

How would a nuclear blast affect me? [closed]

We all know what's a nuclear bomb, but how would a nuclear bomb affect the human body, for example, let's say a nuclear bomb as powerful as The Fatman 1000m away from me, would I survive the blast? ...
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2answers
144 views

How to eliminate mankind: concentrated nukes or scattered ones?

Assume the entire governments of US and Russia are possessed by aliens from beyond to use nuclear weapons to exterminate the human race. For now ignore the fact that there are may be more effective ...
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17answers
1k views

What is the Maximum Possible Destruction from One Keystroke? [closed]

You have unlimited access to all of the world's information. Source code, books, electronic information, monuments with text on them, tattoos with text, you name it. If it has information encoded has ...
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4answers
438 views

How many years should survivors wait before exiting a nuclear bomb shelter?

I'm writing a tale about a post apocalyptic world. I'm studying the timeline about the world history, I've planned that, using "clean" thermonuclear bombs, radioactivity should be quite lower after ...
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11answers
4k views

Restricting antimatter - practical rather than legal measures

Antimatter is relatively easy, but heinously expensive, to make using modern technology. I have two universes with the same problem; energy is free and for all practical purposes infinite, this should ...
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3answers
120 views

Could a thermonuclear detonation be ignited in a star by addition of sufficient energy instantaneously in a small region?

While it does not occur in nature, I have wondered if a sufficient amount of energy deposited in a sufficiently small space in a sufficiently small amount of time could ignite a thermonuclear ...
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3answers
207 views

How could a real world doomsday cult go about causing the apocalypse? [closed]

This is not a fantasy or sci-fi scenario. This is about a doomsday cult terrorist organisation, akin to Aum Shinrikyo, in the present-day real world. Is there any way that such an organisation with ...
24
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10answers
6k views

How much time does Earth need to repel interstellar attack?

Highly inspired by How would we fare against an interstellar RKKV Attack? Lets repeat the setup of the original question: In this hypothetical scenario, in the present day, astronomers detect an ...
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5answers
1k views

How would we fare against an interstellar RKKV Attack? [closed]

In this hypothetical scenario, in the present day, astronomers detect an object entering the heliosphere, at a distance of roughly 90AU, from the direction of the Proxima Centauri system. Observations ...
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2answers
204 views

What would happen to a planet after a quarter of it had been blown up?

An alien species has created a weapon. The alien stands on a planet, points the weapon at the ground, and pushes a button. A large amount of matter condenses itself into a mass, creating a huge hole ...
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1answer
61 views

Reducing power of magical substance [closed]

What would make a substance that powers magic less powerful when it is moved to a dimension where magic goes unacknowledged? I want the source - a mineral or chemical - to become something that is ...
43
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5answers
7k views

What are the safety margins for destroying a planet from space?

My empire's flagship, the Persecutor class UJBHE1 Abhorrent, rides into the home system of my greatest enemy, Baron Obsequious, levels its Death Ray2 at his beloved home, and pulls the trigger.3 ...
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10answers
7k views

What's the quickest way to tell if most of the people on Earth have disappeared? [closed]

You are a normie on 2018 Earth and suddenly you can't find anybody. You've searched for a few hours, tried spamming out emails, random phone calls - no response. The electricity in most of the areas ...
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32answers
18k views

How to completely destroy a city, without leaving clues for humanity 4,000 years later?

Background I want to burn down a city completely. Nothing must remain, ashes to ashes, dust to dust. Even though I'm a supernatural being, I want this to happen in a natural way. I also want the ...
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2answers
140 views

Anti Personel Radiation Incendary Long Fallout Orbital Onset Laser Sattelite

For a story I'm working on I'm designing a sattelite to take down infantry from orbit, but without the power to take down tanks or infrastructure. The goal would be to kill off a military base, or ...
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25answers
14k views

What weapon of mass destruction could theoretically vaporize a whole solar system?

I'm trying to engineer a scenario where a nation wipes out another's home solar system by vaporizing it into a cloud of gas nearly instantly and it engineers a huge controversy over how it happened ...
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1answer
597 views

Azidoazide Azide Storage and Weaponization

AA (azidoazide azide) is a hyper-explosive 14 nitrogen molecule. My questions are: what are some theoretical ways to store it so it doesn't explode on you but on the enemy you throw it at, and what ...
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4answers
139 views

Effective orbital death platforms? [closed]

So I have this secret organization that needs to eliminate most of the humans on Earth. They have designed bunkers to save the right amount of people, but in order to start over they need to remove ...
11
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11answers
544 views

Speculative weapon of mass destruction

In near future a global war wipes out most of humanity, leaving only a handful of survivors. Thousands of years later these survivors have adapted to lives in small pockets of the world still left ...
3
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5answers
443 views

Is it possible to create a bomb powerful enough to wipe out all life on the planet?

Would it be possible to create a bomb powerful enough to turn the entire planet into an inhospitable wasteland devoid of life, with technology available to us right now? Would this bomb be able to ...
5
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9answers
774 views

How to destroy a star system?

The admiral of a space fleet that belongs to a Type 3 civilization has been given orders to obliterate all planets within the habitable zone of a Sun like star. Some of the planets have been ...
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2answers
115 views

The balance problems and possible workarounds for two legged war machines [closed]

I'm becoming a experimental weapons designer and mechanical engineer. I already have two designs for weapons I will build, one being a very heavy set of mechanical armor, and another being a four ...
3
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3answers
452 views

Planet loses its Core

What would happen to a planet if its core suddenly disappeared? I'm talking instantly and without warning, gone. I'm not concerned with how scientifically accurate this would be, because I'm ...
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5answers
789 views

By what mechanism can lasers destroy an entire planet?

What circumstances must be met in order to destroy a planet with just a single laser beam hit? If this is possible at all then, please, try to provide some possible details: an approximate energy of ...
24
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12answers
6k views

Killing the majority of humanity for ecological reasons

There are a number of movies, books and TV shows where the villain wants to kill nearly everyone on the planet because of ecological concerns: there are too many humans, we're using the global ...
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25answers
13k views

How can I destroy a great deal of infrastructure without killing many people?

In the world I'm building, an antagonist desires to cripple humankind down to simple-living status. To do this, the antagonist has to remove all modern infrastructure. This includes buildings, ...
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3answers
109 views

DNA specified doomsday weapon? [closed]

I'm writing a book, and I am trying to develop a massive weapon of mass destruction. This particular weapon can detect particular strains of DNA or particular organisms (so like, any and all organisms ...
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2answers
271 views

If a government dislikes the way its citizens are acting, would dropping bombs be an appropriate response? [closed]

The government is upset with the way the citizens are responding to lack of care, jobs, etc. So is dropping bombs on their own country (in a way to stop the revolting and keep the citizens in line) ...
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3answers
185 views

Make a cracked planet whole again

If a flourishing planet was cracked into several parts by some external force like a weapon of mass destruction, would it be possible to put it back together again? What possible ways can be used to ...
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1answer
186 views

The Nuke and the Tornado [closed]

What would happen if a nuke was launched into a super powerful tornado? Would the nuke drop as the tornado weakens? Or if the nuke exploded inside of the tornado, would the pieces of the nuke fall on ...
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1answer
330 views

EMP blast effects and ranges

Could I have some info on what would be realistic ranges for EMPs from nuclear bombs of different yields? I'm unclear about that. Of course it depends on altitude and blast yield, and some ...
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5answers
291 views

Deep space covert operations - covering up a covert operation

Deep Space bomber - Best bomb against Interstellar warship that is kilometers long in size In continuation of the question above Assuming we are successful on developing the following bombs. All ...
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14answers
6k views

Deep Space bomber - Best bomb against Interstellar warship that is kilometers long in size

We have two opposing forces: the Democrats and the Imperialists. Each one can field an armada of ships numbering millions in their fleets, supported by trillions- to a quadrillion person strong super ...
10
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1answer
991 views

Appearance and effects of a 200 mt fusion bomb explosion on the moon

Let's suppose that a fusion bomb device with a yield of 200 megatons (4x Tsar Bomba) is detonated in Mare Tranquillitatis on the Moon. My question is: Would the explosion be visible from Earth at ...
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4answers
130 views

Would there be a plausible strategy to take as POW high percentage of army with high morale?

Side A: Technocracy, highly industrialized, rich, hedonistic, peaceful (sort of ;) ) Side B: Theocracy, poor, ascetic, openly declares that it want to conquer all non-believers Assets: Side A: Small, ...
6
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7answers
509 views

Plausible way to send a moon crashing into the planet it's orbiting?

Obviously future tech is allowed, but I'm looking for a solution using technology as near as possible. I would like to send a moon the size of Earth's moon crashing into a planet Earth's size. I ...
16
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5answers
3k views

Is there an organism or chemical substance capable of petrifying humans?

As part of a project, I am exploring a fictional biological/chemical weapon that can rapidly (and indiscriminately) kill by way of petrification. To clarify, By petrification, I’m not necessarily ...
3
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7answers
516 views

What is the most secure way initiate a kinetic strike?

So in the story I'm writing, there is a huge battle occurring for Earth between a rebel fleet and an interplanetary superpower. With a ground war raging below, the superpower's military decides to arm ...
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2answers
64 views

Best method for destroying/clearing the rubble of many planets/solar systems

In this world we have made contact with many other intelligent species. Using our combined knowledge, we were able to devise a first form of FTL travel! These aliens wish to engage in ...
5
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2answers
674 views

Antimatter Explosion Signature

The DoomFleet returns! And this time, it's with a more "Conventional" weapon - That is, projectiles with an antimatter core. Ultra-simple explanation is they have a "small" amount of antimatter in ...
3
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1answer
46 views

What are short-term defenses against massive elegtromagnetic disruption?

A society comparable (in resources, technology, economics and politics) to present day Earth is gearing up for war. There is a weapon which causes massive, widespread electromagnetic disruption. Like ...