Logsdon said the relative simplicity of Ares I-X, when compared to the Ares I design, may make success more likely.
洛格斯登说，与战神一号相比，战神i - X火箭相对简洁，这将更容易获得成功。
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John Logsdon, the doyen of American space studies, takes a more generous view in his new book (" John F. Kennedy and the Race to the Moon ", Palgrave Macmillan).
Planting a man on its surface required no big technological innovations, says Mr Logsdon,“just very expensive mastery over nature using the scientific and technological knowledge available in 1961”.