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Questions tagged [nuclear-propulsion]

Questions about the (currently-hypothetical) use of nuclear power for aircraft propulsion. Questions about reactor design in general are off-topic here.

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Would it be practical that nuclear-powered seaplane (only flying low over the sea) or hovercraft can be an alternative to cargo plane or ship? [duplicate]

Would it be feasible that nuclear-powered seaplane (only flying very low over the sea) or nuclear-powered hovercraft can be an alternative to cargo planes or ships? The aircraft speed can reach 200 mi/...
Jack's user avatar
  • 27
-2 votes
2 answers
181 views

How feasible is a nuclear powered lighter-than-air vehicle that uses steam as the lifting gas?

An interesting question was asked regarding the use of steam as a lifting gas for lighter-than-air vehicles here: What are pro/cons of steam as lifting gas for airships?. Many of the challenges with ...
Eric Hauenstein's user avatar
8 votes
2 answers
1k views

How did Northrop Grumman propose to make the Global Hawk nuclear powered?

Reading further after receiving this answer, I saw the section on nuclear power in the Wikipedia article on the Northrop Grumman RQ-4 Global Hawk: Nuclear power Sandia National Laboratories and ...
uhoh's user avatar
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51 votes
9 answers
22k views

Why don't aircraft use nuclear propulsion?

Nuclear propulsion research for aircraft was abandoned during the 50's. Why wasn't it revived ever?
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