検索結果 - "Astronautics in astronomy"

Mars : the next step / 著者: Smith, Arthur (Arthur E.)

主題: “…Astronautics in astronomy.…”

Starsailing : solar sails and interstellar travel / 著者: Friedman, Louis

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The cosmos from space / 著者: Clark, David H.

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Planet earth : the view from space / 著者: Baker, D. James