LIBROS DEL AUTOR: sam c johnson

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  • Fractionated Space Systems
    Sam C. Johnson
    Operating in space has historically been a very expensive endeavor. There are three basic areas to investigate to bring costs down, or at least launch more capability for the same cost. We can 1) build better launch vehicles to lift more weight for the same cost, 2) make spacecraft lighter and launch more on existing rockets, or 3) build more capable spacecraft for the same cos...
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    17,72 €