很可能0.6是一个神奇的数字，任何过近的距离都会导致一个行星的毁灭。
It might be that 0.6 is the magic number at which any closer distance spells a planet's demise.
这种不规则的时期可能已经持续了几百万年，在此期间，位于热木星原有轨道以及新轨道上的任何系内的岩石行星都有可能已遭毁灭。
During this period of irregularity, which may have lasted millions of years, any rocky inner world sitting in the path of the hot Jupiter and its new orbit would have been obliterated.
500英尺直径的小行星可能毁灭整个大都市，或引发大规模海啸。
An asteroid 500 feet across could destroy a metropolitan area or spawn massive tsunamis.
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