The Columbia was flying on autopilot, as is usual, and though it continued to lay flares in its wake, the astronauts aboard remained blissfully unaware of the trouble they were in.

跟往常一样，哥伦比亚号靠自动驾驶仪飞行，尽管它尾迹中继续燃烧着光焰，里面的宇航员却丝毫不知他们已身陷险境。

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Aboard the second Death Star at the Battle of Endor, Anakin Skywalker lay dying.

在恩多战役(Battle of Endor)中的第二死星上，阿纳金奄奄一息。

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Space station programme manager Bill Gerstenmaier said extending astronauts' time aboard the station could help lay the groundwork for eventual Moon missions or Mars trips.

BBC: NEWS | Science/Nature | Astronauts may get time extension