Questions tagged [defense]

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10answers
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Deflecting an incoming star, railgun style

A friend of mine, ɹɐqooɟ, lives in a large globular cluster where stellar encounters and collisions are very common. His civilization is a Type 1.8 civilization, having built half of a Dyson Sphere ...
3
votes
3answers
113 views

Nymphs and Mermaids: Sinister Seas

This is a follow-up to Nymphs and Humans: Preventing Anarchy and concerns one of the most dangerous species in the realm of fantasy: mermaids. While surfing WB.SE I found this question and realized a ...
4
votes
3answers
361 views

How effective would the White House serve as a fortress or makeshift Forward Operating Base/FOB?

So in my world, the entire White House area has been turned into a small fortress/FOB. Due to the post-apocalyptic dystopian state of my world what with zombies, breakaway secessionist states, hostile ...
8
votes
4answers
2k views

Can PDCs stop a railgun attack?

Deep in space a colony ship continues to accelerate unaware of the volley of railgun rounds hurtling towards it. As the light from the attack reaches the bridge the PDCs (Point defense cannons) are ...