1–20 von 25 Ergebnissen
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    The Outer Planets: Getting There Fast

    Penzo, Paul A. | NTRS | 1996

    The Outer Planets: Getting There Fast

    Penzo, Paul A. | NTRS | 1995

    Space tethers

    Ionasecu, Rodica / Penzo, Paul A. | NTRS | 1988

    Mission design for an Orbiting Volcano Observatory

    PENZO, PAUL A. / JOHNSTON, M. D. | AIAA | 1992

    Innovative uses of tethers in space

    Ionasescu, Rodica / Penzo, Paul A. | NTRS | 1988

    Design options and analysis of variable gravity systems in space

    Penzo, Paul A. / Ionasescu, Rodica | NTRS | 1989

    Low-energy multiple rendezvous of main belt asteroids

    Penzo, Paul A. / Bender, David F. | NTRS | 1992