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SpaceX 公布新的「BFR」火箭计划
source link: http://cn.engadget.com/2017/09/29/spacex-mars-bfr/
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SpaceX 老大 Elon Musk 在去年这时候揭露了行星间运输系统（ITS）火箭，但现实是以当前的技术来说，ITS 果然是野心太大了点。经过一年的重新构思，Musk 今天在澳洲举办的国际太空会议（International Astronautical Congress）上发布了「缩水版」的 ITS，取名「BFR」...
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