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RE: Project Orion: The Starship Propelled by Nuclear Bombs

in #space • 8 years ago

The ISP of Orion is really not as amazing as it seem; the ISP actually is less than a nuclear powered VASIMR engine. Which means that you could get interstellar without the bombs.

8 years ago in #space by
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     8 years ago  

    VASIMR can't get you from surface to orbit however.

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       8 years ago  

      true enough - but if you build an interstellar starship on a planet, you've already messed up.