Questions tagged [military-defense]

For questions about strategies and structures for defending from a particular type of attack

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5answers
498 views

Shielding system that blocks projectiles based on speed on wet navy ships

So right now I am thinking about a shielding system that would be added to a 20 minutes into the future scenario on naval ships. This shielding system would allow objects moving slower than 400 km/h ...
10
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10answers
3k views

How can I encourage storming a castle to be more practical/safer/better rather than slowly sieging it down?

What kinds of techniques or mechanisms, fantastic, magical or scientific, would make it so that an attacking army would take far less losses storming a castle/walled city than it would by standing ...
3
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6answers
388 views

World Ending Asteroid

[Introduction] Set in present day Earth, several space agencies and military across the globe had been closely tracking many near earth objects for many years using deep space telescopes and also an ...
16
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3answers
4k views

How to fight an Eldritch Abomination

The Situation The fantasy world of Terrearth is once again threatened by the Shadow, a sentient, but completely unintelligible being composed of Absolute Evil, whose sole purpose is to destroy the ...
23
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8answers
5k views

Could a Mars colony use asteroids as weapons against the earth?

If a future Mars colony declared war on the Earth, would asteroid manipulation be a feasible option as an effective weapon against the Earth from a Mars colony? How would this be accomplished? Are ...
3
votes
5answers
368 views

Orbital mines to protect a planet?

My idea for protecting whole planets from enemy landing craft are orbital mines. The mines are very small and are located in very low orbits, thus having a larger kinetic energy due to bigger orbital ...
16
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6answers
2k views

Space, the final frontier … to defend

OK, so you've got an empire in space. And that empire has a frontier. Now on Earth, we have many ways to defend a frontier. We can build border fences or even walls, we can build watch towers, and of ...
9
votes
5answers
577 views

Tactical influences of an entirely electricity-based arsenal on starships?

Assuming a world where starships don't use missiles and bullets in combat much. They only carry those as a final strike or for convenience. Their arsenal is almost entirely composed of electricity-...
24
votes
2answers
680 views

How would sails from a fireproof material affect ship's performance?

Related to: How would rudder protection against water elementals affect ship's performance In a world with ordinary magic, military ships should be prepared for enemy fireball-hurling wizards. Is ...