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逐梦者太空飞机终于首度成功试飞
source link: https://cn.engadget.com/2017/11/13/sierra-nevada-dream-chaser-completes-test-flight/
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当年拿到 2.7 亿美元 NASA 商用载人火箭合约的 SpaceX、波音、Blue Origin、和 Sierra Nevada Corporation（SNC）四间公司中，波音原本就是业界大手、SpaceX 靠着这笔资金一跃成为世界首屈一指的火箭发射服务供应商、Blue Origins 虽然还在追赶，但有 Jeff...
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