Even if ET has mastered building a rocket that can travel at the speed of light, he may be lying dead inside a weakened craft .
即使外星人已经掌握了制造一枚能以光速飞行的火箭的技术，他也可能死在了一架飞船里。
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Private spaceflight took one giant step forward this week when the Tycho Brahe craft lifted off atop the HEAT-1X rocket engine Friday (pictured) from a platform in the Baltic Sea.
Even if ET has mastered building a rocket that can travel at the speed of light, he may be lying dead inside a weakened craft whose navigation systems have short-circuited.